Jobs at Djinni

• A next-generation cross-asset data management platform to provide globally consistent data and innovative tools to support business strategy for trade/sales clients, which is built on big data architecture, highly scalable, and cloud-ready. The platform enables industry-leading analytics, client reporting, regulatory compliance, surveillance, supervisory reporting, and data science solutions (data flame). The project tech stack: Java, Scala, Spring, SQL, Kafka, Hadoop.
  
  We are looking for a strong Senior BigData Java Developer capable of being able to work within the team, being a mentor for team members, communicating with stakeholders, and being accountable for the outcomes of activities that are assigned.
  
  The role of the involves working with strong development teams (2 Senior Java Developers), the opportunity to work with big data, improving knowledge in this domain, and utilizing the resources of an international bank.
•  

• Responsibilities:

  • Design and build frameworks for ingesting/modeling the complex Risk data
  • Develop Low latency caching to service Front office risk systems
  • Setup monitoring and management for services
  • Provide SME support for development of automated QA scripts

   

• Mandatory Skills Description:

  • Strong knowledge of Big Data technologies: Hadoop Ecosystem (HDFS, Impala, HIVE, HBASE, etc.) and Apache Spark.
  • At least 5 years of experience in software development, including professional backend software development experience;
  • Strong Knowledge of Java programming languages
  • Should be familiar with algorithms and design patterns
  • Familiarity with Linux environment, including scripting skills
  • Designing and building APIs (Java);
  • Java Server-side or Back-end development;
  • Core Java;
  • Java collections and multithreading;
  • Java Memory Management;
  • Database and SQL (writing stored procedures, designing table schemas).
  • Understanding of distributed systems.
  • Understanding of CI/CD workflow.
  
  • Ability to multi-task and work under pressure.
  • Ability to pick up new concepts and apply the knowledge.
  • Demonstrated problem-solving skills.
  • Enthusiastic and proactive approach with a willingness to learn.
  • The candidate is expected to be dynamic and flexible with a high energy level as this is a demanding and rapidly changing environment

   

• Nice-to-Have Skills Description:

  • Experience In-memory databases and caching
  • Job Orchestration tools like Autosys or Airflow
  • Apache Spark
  • Financial background (where possible)

   

• Languages:
  • English: C1 Advanced

Project description

Our client is a technology company specializing in smart building and energy management solutions. Their platform enables organizations to monitor, control, and optimize building operations, including HVAC, lighting, power, and other building systems, improving energy efficiency and operational performance.

Important: Australian time zone, working hours from 8:00 AM UA.

Key Responsibilities:

• Leading and mentoring the development team, providing technical guidance and supporting engineers' professional growth;
• Collaborating with Product Owners, Architects, QA, and other stakeholders to define technical solutions and project roadmaps;
• Driving technical design and architecture decisions, ensuring scalability, maintainability, and security of the solution;
• Planning and coordinating development activities, prioritizing technical work, and managing delivery risks;
• Ensuring adherence to coding standards, development best practices, and quality assurance processes;
• Identifying and resolving technical blockers, supporting the team in troubleshooting complex issues;
• Contributing to estimation, sprint planning, and release planning activities;
• Promoting continuous improvement by introducing new tools, technologies, and engineering practices.
• Writing code, conducting code reviews, creating and maintaining technical documentation

Requirements:

• 7+ years of commercial experience in Back-End development, including experience in a Lead or Technical Lead role;
• Expert knowledge of JavaScript and TypeScript;
• Strong experience with AWS Cloud services;
• Expert knowledge of Express.js and NestJS frameworks;
• Strong experience with MongoDB;
• Experience with Jest for unit and integration testing;
• Strong experience in REST API design and implementation;
• Experience working with streaming platforms (e.g., Kafka) and message brokers (e.g., RabbitMQ);
• Experience with Swagger for API documentation;
• Strong understanding of system design, including scalable and distributed architectures.
• Experience of working with a high volume of data
• Experience with MQTT;
• Upper-Intermediate level of English;

Nice to have:

• Experience with ClickHouse;
• Experience with DynamoDB;
• Experience working with time-series data;
• Experience in IoT projects;
• Front-end development experience is a strong plus.

Meet Elbax! We make cool mobile apps, and people have downloaded our stuff over 50 million times. Our favorites to make? Photo/video editors.

Why do we think our apps rock? Simple: We've got some of the best people making them. We want every person on our team to grow, feel important, and be proud of what they do.

The Job:

We are looking for a Product Designer whose responsibilities will include:

- Interface design development for mobile applications (iOS and Android);

- Collaborating with developers to ensure quality design implementation;

- Improving user interface and product interaction experience;

- Researching user needs and analyzing competitors;

- Participating in brainstorming sessions and conceptualizing new designs.

We expect you to:

- At least 2 years of experience in the position of Product Designer;

- Portfolio of completed projects (mobile projects are mandatory);

- Mastery of Figma tool (auto layouts, components, variants, styles, properties);

- Knowledge of iOS and Android guidelines and recommendations;

- Prototyping and animation skills (will be a plus);

- Excellent communication skills and ability to work in a team.

Why Join Us?

✔️Portfolio of mobile products in trending niches with high product performance.

✔️No bureaucracy - we are flexible and quick in decision-making.

✔️Bonuses based on performance.

✔️Freedom of decision-making - if a new idea/strategy is justified, we immediately start working on it.

About MyTaxiCRM

MyTaxiCRM is a fast-growing global B2B SaaS startup building an all-in-one ERP and BI platform for taxi and ride-hailing fleet management. We help fleet operators across Europe, the Middle East, and Central Asia run their businesses more efficiently through a single, unified system.

Our platform integrates with leading mobility services like Uber, Bolt, and Careem, and provides tools for driver and vehicle management, dispatching, GPS tracking, fraud prevention, and real-time analytics — enabling fleets to improve operational efficiency by up to 30% within the first month.

Now we’re looking for a Junior Sales Manager to own sales activities — from first outreach to demo and close.

Key Responsibilities

• Generate leads and conduct cold outreach to potential B2B clients (email, LinkedIn, calls, etc.)
• Qualify prospects, understand their needs, and present the product
• Run product demos and conduct sales calls
• Drive deals to close: follow up, handle objections, and convert leads into clients
• Maintain and update deal and activity data in CRM
• Track outreach volume and pipeline traction

Requirements

• 6–12 months of experience (B2B is a plus)
• Strong communication and presentation skills
• English B2+ is a must (other languages are strong plus)
• Comfortable using AI tools in daily work
• Curiosity, proactivity, and genuine love for sales

What We Offer

• Fast professional growth in B2B sales
• Direct mentorship from an experienced sales leader
• Work with international clients across MENA and Europe
• Performance-based compensation: base + commission
• Fully remote or hybrid (Kyiv) work format
• Flexible working hours (start your day between 8 and 10 AM)
• High-pace environment with quick decision-making

Sounds like a fit? We'd love to hear from you!

We are looking for a Legal Counsel to join our in-house legal team and support the day-to-day legal operations of our international iGaming business.
This role is ideal for a solid Middle-level legal professional with hands-on experience in the gambling or other high-risk industries who enjoys operational legal work in a fast-paced international environment.
You will work closely with the legal team, supporting corporate, commercial, and regulatory matters across multiple jurisdictions while collaborating with internal stakeholders from Compliance, Finance, Product, Marketing, and Operations.

Responsibilities:

• Provide day-to-day legal support for the company’s international operations.
• Draft, review and negotiate a wide range of commercial agreements, including contracts with software providers, affiliates, marketing agencies, B2B and B2C partners.
• Support corporate legal matters across multiple jurisdictions.
• Assist with legal due diligence processes and preparation of transaction documentation related to business or asset acquisitions.
• Conduct legal due diligence of new projects and business initiatives.
• Monitor regulatory developments in the gambling industry and advise internal stakeholders on compliance requirements.
• Work closely with Compliance, Finance, Product, Marketing and Operations teams on legal matters.
• Coordinate with external legal advisors where required.
• Support risk assessment and dispute resolution activities.
• Assist with legal documentation related to corporate governance and international business operations.

Requirements:

• Law degree from a recognized university.
• 3+ years of legal experience within the iGaming, gambling or another high-risk industry.
• Practical experience supporting international business operations across multiple jurisdictions.
• Strong knowledge of gambling regulations and licensing frameworks.
• Experience drafting and negotiating commercial contracts.
• Experience conducting legal due diligence.
• Understanding of corporate law and international corporate structures.
• Excellent analytical, organizational and communication skills.
• Ability to independently manage multiple priorities in a fast-paced environment.
• Upper-Intermediate (B2) English or higher, with confidence working with legal documentation and participating in business communication in English.

Nice to Have:

• Experience supporting international holding structures.
• Knowledge of GDPR, IP and data protection matters.
• Experience with M&A transactions.
• Experience working in an in-house legal team within an international company.

Why you’ll enjoy working with us:

• Work with a diverse portfolio of international iGaming products and influence their long-term growth.
• Collaborate with experienced Product leaders across multiple businesses.
• High level of ownership, autonomy, and direct impact on strategic product decisions.
• Flexible working hours with a remote-first culture.
• 21 paid vacation days, 3 additional Day Offs, and 25 paid sick leave days.
• Medical budget, sports compensation, and learning & development budget.
• Modern equipment and coworking support.
• Internal career opportunities across the holding.
• Corporate events, team meetups, and international networking opportunities.

We make software that helps patients and cosmetic medical clinics diagnose, plan, and visualize appearance improvements. Our platform is used by clinics worldwide with an online fan base of 2 million+ and quickly growing.

Unlike typical cloud-only startups, we've built a cost-optimized hybrid infrastructure that combines AWS CDN delivery, bare metal compute, Kubernetes clusters, and self-hosted internal tools, saving significantly on compute while maintaining enterprise-grade security and performance.

About the Role

We're looking for a Senior DevOps Engineer to establish and lead our DevOps culture from the ground up. This isn't just about maintaining infrastructure, you'll be setting company-wide policy, building security-hardened environments, and creating the documentation and processes that will scale with us.

In short, you will be guiding the technical team on how to ensure our Production systems stay robustly online to serve our many customers.

What You'll Build

• Hybrid Infrastructure Management: Architect and maintain our unique infrastructure spanning AWS CDN, bare metal servers, and Kubernetes clusters for computationally intensive facial analysis workloads
• CI/CD Pipeline Architecture: Design and implement CircleCI or Jenkins pipelines with comprehensive build testing, versioning, and change logging
• Zero-Trust Networking: Build and maintain mesh topology networks using Tailscale or Wireguard to securely connect our hybrid infrastructure
• Security-First Culture: Establish and enforce security policies including key rotation, access controls, compliance frameworks, and employee security management
• Infrastructure as Code: Document and codify all infrastructure decisions, creating repeatable, auditable deployments
• Containerization Strategy: Implement and optimize Docker/K8s deployments for our AI/ML workloads
• Cost Optimization: Continue our approach of strategic compute placement using owned, rented or borrowed infrastructure where it makes financial sense without sacrificing security or reliability
• Observability & Monitoring: Implement comprehensive logging, monitoring, and alerting across our distributed systems

What You Bring

• 5+ years of DevOps or infrastructure engineering experience, with a track record of building from scratch
• Hybrid infrastructure expertise: Experience managing both cloud (AWS) and self-hosted infrastructure, understanding the tradeoffs and security risks of each
• Kubernetes production experience: Deep knowledge of K8s cluster design, operations, and scaling
• Networking mastery: Strong understanding of VPCs, mesh networks, VPNs, and zero-trust architectures (Tailscale, Wireguard, or similar)
• Security-first mindset: Experience with security compliance, key management, IAM policies, and hardening production systems
• CI/CD expertise: Hands-on experience building robust pipelines (CircleCI, Jenkins, GitHub Actions, or similar) for build testing before deployment
• Infrastructure as Code: Proficiency with Terraform, Ansible, or similar tools
• Scripting & automation: Strong Python, Bash, or Go skills for tooling and automation
• Policy & documentation: Ability to establish best practices and document them clearly for team adoption
• Leadership mentality: Comfortable setting standards and directing technical decisions, not just executing them

Technologies We Use

• Cloud: AWS (CDN, S3, IAM)
• Compute: Bare metal servers, Kubernetes (transitioning from bare metal)
• Networking: Tailscale/Wireguard for mesh topology, zero-trust architecture
• CI/CD: CircleCI or Jenkins
• Containerization: Docker, Kubernetes
• IaC: Terraform
• Monitoring: Grafana, Sentry, Glance

Why QOVES?

• Ownership & Impact: You'll establish the DevOps foundation and policy that scales with the company.
• Profitable & Growing: We're VC-backed and profitable, meaning sustainable growth and job security
• Real-World AI: Work on infrastructure powering actual AI/ML workloads used by medical professionals worldwide
• Security Focus: Build a security-hardened culture from day one, not retrofit it later
• Small Team, Big Decisions: Your architectural choices will shape how we scale to the next level

What Success Looks Like

• You've audited our current infrastructure, documented everything, and established a roadmap
• CI/CD pipelines are running, security policies are enforced, and zero-trust networking is operational
• The team is following your documented standards, infrastructure is code, and we're scaling confidently

Compensation

Competitive salary based on experience

About the Project

BookingPal is a travel technology platform that connects property management systems with major vacation rental and hospitality channels such as Airbnb, Booking.com, Vrbo, Expedia, and others. The platform handles reservations, rates, availability, taxes, payments, payouts, and channel synchronization. 

We are looking for a Junior QA Engineer to join our team and help ensure the quality and stability of BookingPal integrations and services. 

Responsibilities 

• Perform functional testing for web applications, booking flows, reservation processing, rates, taxes, and payout scenarios. 

• Execute API testing for internal and external integrations. 

• Validate request and response payloads for channel integrations. 

• Test background jobs, scheduled tasks, and backend services. 

• Verify logs, message queues, and service behavior after deployments. 

• Create and execute test cases, checklists, and regression scenarios. 

• Identify, document, and track defects with clear reproduction steps. 

• Analyze requirements and clarify expected behavior with developers, analysts, and product managers. 

• Participate in release validation and smoke testing. 

Required Skills 

Functional Testing 

• Basic knowledge of automation testing. 

• Understanding of software testing fundamentals and QA processes. 

• Experience with functional, regression, smoke, and sanity testing. • Ability to analyze requirements and prepare test scenarios. 

• Understanding of positive and negative test cases. 

• Basic knowledge of risk-based testing and prioritization. 

• Experience with defect tracking systems such as Jira. 

API Testing 

• Understanding of REST APIs and HTTP methods. 

• Experience with API testing tools such as Postman. 

• Ability to validate JSON payloads, headers, status codes, and error responses. 

• Basic knowledge of authentication methods and API integration flows. 

Database and Backend Validation 

• Basic SQL knowledge for checking data in databases. 

• Understanding of logs and backend service behavior. 

• Ability to investigate issues using logs and database queries.

 Jobs and Services Testing 

• Experience testing scheduled jobs, background processes, and asynchronous flows. 

• Understanding of message queues, retries, and service integrations. 

• Ability to validate data processing between multiple systems. 

Nice to Have 

• Experience with tools such as Kibana, Grafana, Kafka. 

• Understanding of hospitality, travel, or reservation systems.

Personal Skills 

• Strong attention to detail. 

• Analytical thinking and problem-solving skills. 

• Good written communication skills. 

• Ability to work in a team environment. 

• Willingness to learn and grow. 

• Ability to manage multiple tasks and priorities.

We are developing an international payroll product that helps companies calculate and pay employee salaries across multiple jurisdictions accurately, on time, and in compliance with local regulations.

The product is demonstrating strong growth, and we are looking for a commercial leader who will build the sales function, establish a partner channel, and take full ownership of the business unit's revenue performance.

Key Responsibilities

New Business Acquisition

• Develop and execute the outbound sales strategy, including ICP definition, outreach sequences, negotiations, and deal closure.
• Manage the sales pipeline in CRM and prepare weekly forecasts.
• Ensure a structured handoff of signed clients to the Customer Success team.

Partner Channel Development

• Identify, negotiate, and onboard strategic partners, including HR consultancies, accounting firms, EOR/PEO providers, and HCM/ERP integrators.
• Define commercial terms, negotiate SLAs, and launch joint go-to-market initiatives.

Revenue Expansion Within Existing Accounts

• Identify and execute upsell and cross-sell opportunities together with Customer Success.
• Own and improve the project's Net Revenue Retention (NRR).

Customer Onboarding Support

• Provide commercial support during client implementation and remove onboarding blockers.
• Ensure Time-to-Live does not exceed 45 days from contract signature.

P&L Ownership

• Manage the business unit's financial model, including revenue, margins, and unit economics.
• Conduct monthly P&L reviews, quarterly forecasting, and annual budgeting.

Team Building and Leadership

• Hire and manage the commercial team as the business scales, including SDRs, Account Executives, and Partner Managers.

Requirements

Must-Have

• 5+ years of experience in B2B sales, growth, or commercial leadership roles within SaaS, FinTech, HCM, Payroll, or related industries.
• Proven track record of closing deals in international markets.
• Experience managing a P&L or owning a revenue function.
• Experience building and managing partner channels.
• English proficiency at B2 level or higher.

Nice-to-Have

• Familiarity with global payroll platforms such as Deel, Remote, Rippling, or Papaya Global.
• Understanding of EOR/PEO operating models.
• Experience launching and scaling new geographic markets.
• Experience managing commercial teams.

What We Offer

• Full ownership, authority, and budget to build and scale the business direction.
• Competitive compensation package consisting of a fixed salary and performance-based bonus tied to ARR growth.
• Direct collaboration with the CEO and CFO.
• International market exposure and a product with proven demand.
• Remote or hybrid work format.
• Career growth aligned with the expansion of the business.

About the Company

We are a fast-growing international FinTech company providing payment solutions to businesses across multiple markets.

As the company continues its growth journey, we are looking for a Chief Financial Officer (CFO) who will help build a strong financial foundation for the business and prepare the company for its next stage of development.

This role is ideal for a finance leader who enjoys building systems, improving financial visibility, supporting business decisions, and creating scalable financial processes in a fast-growing environment.

Role Mission

Build a modern finance function that enables sustainable growth, supports strategic decision-making, and creates the financial structure required for the company's future evolution into an international group of businesses.

The CFO will act as a strategic partner to the CEO, helping transform finance from a reporting function into one of the key drivers of business growth.

Key Responsibilities

• Lead and develop the company's finance function across all core financial areas.
• Build budgeting, forecasting, and financial planning processes.
• Develop management reporting that provides clear visibility into business performance.
• Design financial KPIs and dashboards for executives and department leaders.
• Improve cash flow management, liquidity planning, and financial forecasting.
• Support business planning through financial modelling and commercial analysis.
• Establish scalable financial processes and internal controls.
• Standardize financial operations across multiple legal entities.
• Partner closely with Operations, Product, Sales, Compliance, Legal, and other departments to support business decisions.
• Support the CEO in evaluating new business initiatives and growth opportunities.
• Build relationships with banks, payment providers, auditors, and external financial partners.
• Identify financial risks and recommend practical solutions.
• Develop and mentor the finance team while building a culture of accountability and continuous improvement.
• Help prepare the company for future expansion into a group structure.

Requirements

• 7+ years of experience in Finance, FP&A, Corporate Finance, Financial Management, or similar functions.
• 3+ years of experience in senior finance leadership roles such as CFO, Finance Director, Head of Finance, or equivalent.
• Proven experience building or improving finance processes in a growing business.
• Strong expertise in budgeting, forecasting, financial planning, and management reporting.
• Experience implementing financial controls and performance management frameworks.
• Strong understanding of cash flow management and business finance.
• Experience working with multiple legal entities is considered a strong advantage.
• Experience in FinTech, Payments, SaaS, Technology, E-commerce, or other high-growth industries is highly desirable.
• Strong analytical thinking and commercial mindset.
• Ability to communicate financial information clearly to non-financial stakeholders.
• Hands-on leadership style with the ability to balance strategic thinking and operational execution.
• Fluent English.

Success in the First 90 Days

• Gain a deep understanding of the company's financial structure and business model.
• Implement or improve executive financial reporting.
• Establish budgeting and forecasting processes where needed.
• Create clear financial KPIs and management dashboards.
• Improve visibility of cash flow and financial performance.
• Identify key financial risks and recommend improvement initiatives.
• Build effective collaboration with department heads and executive leadership.
• Present a financial roadmap supporting the company's next stage of growth.

What We Are Looking For

We are not looking for a traditional accountant focused only on reporting.

We are looking for a finance leader who enjoys building systems, improving business visibility, and helping leadership make better decisions through data.

The ideal candidate combines strategic thinking with a hands-on approach, understands the realities of growing businesses, and is excited by the opportunity to help shape the financial future of a company preparing for significant international growth.

Senior Full-Stack Developer (Kotlin / Java / React)
EU only (business trip to Germany for 3–4 days every 6 months)

We&;re looking for a strong Senior Full-Stack Developer to join an enterprise project for one of our long-term clients. We already have several developers successfully working on this project.

Project

A web-based platform for German leasing companies that supports and automates their core business processes.

Requirements
 

6+ years of software development experience
Strong Kotlin & Java
Strong React
Experience with PostgreSQL and/or MongoDB
CI/CD & automated testing
Experience with AI-assisted development
Strong software engineering and problem-solving skills
⭐️ Nice to have
Node.js

 Responsibilities
Develop and enhance full-stack applications
Build scalable backend services with Kotlin & Java
Develop modern React features
Improve architecture and optimize existing modules
Collaborate with Product, QA, and DevOps teams
Participate in code reviews

About Us

Smart Capital Center is an end-to-end, AI-powered platform for Commercial Real Estate (CRE) investment and financial management. We power real-time underwriting, asset management, and portfolio analytics through a combination of live data, workflow automation, and AI-driven insights.

Operating at the intersection of Generative AI, finance, and real estate, we are building systems that digitize and simplify complex financial workflows.

Our clients include leading institutions such as JLL, Pacific Life Insurance Company, and KeyBank. We are a lean, high-performance team building category-defining technology in a $17 trillion industry.

To learn more about our platform and vision, please visit our website.

The Role

We are looking for a Backend Software Engineer with strong experience in building scalable systems and a deep interest in AI-powered applications.

This is a high-impact, hands-on role where you will design and build backend services, integrate AI capabilities, and develop intelligent, agent-driven workflows used in real-world production environments.

You will work closely with product, AI, and engineering teams to deliver reliable, high-performance systems and automation features.

What You Will Do

Backend Development

• Design, build, and maintain backend services using Java (Spring Boot) and Python
• Develop scalable APIs and microservices for data-intensive applications
• Optimize system performance, reliability, and scalability
• Design efficient data models and handle complex integrations

AI & Intelligent Systems

• Implement and integrate AI-powered features into core products
• Design and build agent-based workflows for automation and decision-making
• Apply prompt engineering techniques to improve LLM outputs and behavior
• Work with modern AI frameworks to productionize intelligent systems

Cloud & Infrastructure

• Develop and deploy backend systems on AWS (EC2, S3, RDS, Lambda, etc.)
• Build resilient, scalable cloud-native services
• Contribute to system monitoring, logging, and reliability

System Design & Engineering Excellence

• Contribute to architecture, service boundaries, and system design decisions
• Write clean, maintainable, and well-documented code
• Ensure security, performance, and operational stability
• Continuously improve engineering quality and development practices

Collaboration

• Work closely with frontend, product, and AI teams
• Contribute to end-to-end feature delivery
• Participate in Agile development processes

Requirements

• 5+ years of backend software development experience
• Strong experience building and scaling backend systems in production

Core Technical Skills

• Strong experience with Java and Spring Boot
• Solid experience with Python
• Strong knowledge of SQL and database design (PostgreSQL preferred)
• Experience building REST APIs, microservices, and distributed systems
• Hands-on experience with AWS (EC2, S3, RDS, Lambda, etc.)
• Proficiency with Git and modern development workflows

AI & Modern Development Experience

• Experience with prompt engineering for LLM-based systems
• Practical experience building AI agent workflows in production
• Familiarity with frameworks/tools such as:
  • LangGraph
  • LangChain
  • LangSmith
  • or similar ecosystems
• Experience using AI-assisted development tools, such as:
  • Claude Code
  • Codex
  • OpenCode
  • or similar

Nice to Have

• Experience with vector databases or semantic search (e.g., Milvus)
• Knowledge of RAG (Retrieval-Augmented Generation) architectures
• Experience with CI/CD pipelines and DevOps practices
• Familiarity with event-driven architecture

• Experience with data processing pipelines or document AI systems

   

Why Join Us

• Work on cutting-edge AI-powered systems in a $17T industry
• Build real-world applications using LLMs, agents, and automation
• High ownership and autonomy with meaningful technical impact
• Opportunity to influence system design and engineering direction
• Fast-moving, execution-focused team with minimal bureaucracy
• Competitive compensation and flexible work environment

We're building a completely new product – Tiger Finder, an AI-powered influencer discovery platform – and looking for a Product Lead who'll lead the product and play a key role in shaping its future.

This isn't a traditional product role where you inherit roadmaps and spend your days writing tickets. You'll own the product roadmap and day-to-day product decisions, work directly with customers, and be responsible for making Tiger Finder better every week.

You'll collaborate closely with the company's founder and CEO on the long-term vision, while having the autonomy to make product decisions yourself. This is an opportunity to lead an early-stage product where your decisions will have a direct impact on the product, the business, and our customers.

We're looking for someone with a strong product mindset and an entrepreneurial spirit. Someone who enjoys talking to customers, spotting opportunities, validating ideas, and turning them into product capabilities people love.

You'll work with an experienced and highly motivated team that's building an exciting product from the ground up.

Responsibilities

• Own the product roadmap and prioritize what gets built next.
• Talk to customers and users to deeply understand their needs, workflows, and pain points.
• Turn insights into clear product priorities, requirements, and experiments.
• Work closely with designers and engineers to ship valuable features quickly.
• Analyze product usage and business metrics to guide product decisions.
• Optimize the entire self-serve user journey, from onboarding and activation to conversion, retention, and monetization.
• Work closely with Marketing and CS to improve product-led growth.
• Regularly interview customers and prospects to validate ideas, gather feedback, and identify new opportunities.
• Represent Tiger Finder in customer calls, product demos, and industry conversations to continuously learn from the market.
• Stay on top of trends in influencer marketing, creator economy, AI, and competing products.

Requirements

• 3+ years of Product Manager, Product Lead, or similar product leadership experience in SaaS companies. Your most recent experience should be in a product company or startup.
• Experience leading product-led growth (PLG) initiatives for self-serve SaaS products.
• Proven experience optimizing self-serve SaaS funnels, including acquisition, activation, conversion, retention, and monetization.
• Experience conducting customer interviews and usability testing.
• Fluent spoken and written English. You'll regularly interview customers, run product demos, and collaborate with international partners.
• Strong analytical skills and confidence in making data-driven decisions.
• Strong communication skills and the ability to align designers, engineers, marketers, and other stakeholders around product priorities.
• Experience partnering with marketing teams to optimize user acquisition, activation, and conversion for self-serve SaaS products.
• Good understanding of SaaS marketing channels, attribution, and growth tools.
• High ownership and a proactive, self-starter attitude.
• Ability to balance customer value, business impact, and engineering effort when making prioritization decisions.
• Entrepreneurial mindset with willingness to experiment, learn, and adapt.
• Based in Kyiv (or Kyiv region).
• Experience in the martech space is a strong plus.

Hands-on experience with

• Amplitude for product analytics.
• Google Analytics (GA4).
• Intercom for customer communication and product feedback.
• Stripe, including subscription plans, trials, billing flows, and payment-related conversion optimization.

Recruitment process

• Interview with our Head of Talent Acquisition.
• Interview with our founder and CEO.
• Product case study.
• Reference check.

Perks

• Flexible work options with some in-office days.
• Four-day workweek in summer.
• Unlimited paid time off.
• Medical insurance.
• Professional growth and development supported by the company.
• Work with a dynamic, highly engaged, and friendly team.
• Strong company culture where we encourage experiments, mistakes, and learning.

Join a team developing an enterprise-grade agentic AI platform that leverages AI agents, tools, skills, and orchestration capabilities to automate cybersecurity and business processes. The project involves building and enhancing modern GenAI solutions using technologies such as Python, Azure, RAG, MCP integrations, CI/CD, observability, and scalable cloud-native architectures. You will work on designing, developing, and industrializing advanced agent-based AI applications, contributing to new use cases, integrations, security features, and platform evolution.

Responsibilities

Design, develop, and maintain full-stack applications using Python, FastAPI, and React.

Build and enhance Agentic AI solutions leveraging LLMs, LangChain, LangGraph, and AI orchestration frameworks.

Develop backend services, APIs, and integrations with external systems and AI tools.

Design and optimize data models and queries in PostgreSQL.

Implement caching, session management, and performance optimization using Redis.

Collaborate with architects, DevOps engineers, and product stakeholders to deliver scalable solutions.

Ensure code quality through testing, code reviews, and adherence to engineering best practices.

Contribute to system observability, monitoring, troubleshooting, and platform reliability.

Participate in solution design and technical leadership.

Support CI/CD processes and cloud-native application deployment.

Skills

Must have

7+ years of professional software development experience.

Strong expertise in Python and modern backend development.

Experience with FastAPI and RESTful API design.

Strong frontend development experience with React.js.

Hands-on experience building Agentic AI applications.

Practical experience with LLMs (OpenAI, Azure OpenAI, Anthropic, or similar), LangChain, LangGraph, Langfuse.

Strong knowledge of PostgreSQL.

Experience with Redis.

Understanding of software architecture, design patterns, and scalable distributed systems.

Experience with Git, CI/CD pipelines, and modern development practices.

Good communication skills and ability to work in an international environment.

English: B2 or higher.

Nice to have

Experience with security testing, application security, or secure coding practices (preferred).

Experience with Azure cloud services.

Experience with RAG (Retrieval-Augmented Generation) architectures.

Knowledge of Docker, Kubernetes, and cloud-native deployments.

Exposure to cybersecurity, vulnerability management, or enterprise security platforms.

GR8_TECH builds B2B iGaming platforms for operators who play to lead.

We deliver full-cycle, high-impact tech designed to scale — from seamless integrations and expert consulting to long-term operational support. Our platform powers millions of active players and drives real business growth. Call it what it is: the iGaming Platform for Champions.

With 1000+ GR8 people across locations and time zones, we don’t just ship technology — we help operators build success stories across brands, markets, and geos.

Our ambition drives us. Our people make it real.

If you’re a challenger in spirit and a champion in action — join us.
 

Why this role exists:

As a Senior Full-Stack .NET Engineer, you will play a critical role in designing, developing, and maintaining enterprise-level applications across our backend stack based on .NET, Node.js, Go and related technologies. You will lead technical discussions, mentor junior team members, and collaborate with cross-functional teams to deliver scalable and robust software solutions that meet business requirements and industry standards. This role offers the opportunity to make a significant impact, shape product direction, and contribute to the growth and success of the team.
 

What you’ll drive:

Architecture & Execution

• Design and implement scalable, efficient, and secure enterprise-level software architectures across our .NET stack.
• Write, test, and debug complex code for high-load systems with strict latency and reliability requirements.
• Deliver clean code to production in a timely manner, balancing business speed with technical excellence.
• Identify and eliminate performance bottlenecks across CPU, memory, I/O, and database layers.

Engineering Quality & Observability

• Conduct thorough code reviews to enforce strict code quality, security, and industry best practices.
• Develop and enforce testing protocols to guarantee software reliability and flawless production performance.
• Implement and monitor production observability frameworks, including logging, metrics, monitoring, and distributed tracing.
• Create and maintain concise, meaningful technical documentation for system designs and architecture.

Collaboration & Leadership

• Provide guidance and mentorship to junior and mid-level engineers, actively fostering their technical growth.
• Partner with Delivery Managers to lead and manage software development projects, ensuring predictable, high-quality delivery.
• Collaborate closely with product management, design, and operations teams to align technical execution with business goals.
• Communicate effectively with stakeholders, translating complex technical concepts into clear project updates.
   

What makes you a GR8 fit:

• Minimum 5 years of experience in a similar senior engineering role with a track record of leadership, strong technical skills, and successful project delivery.
• Deep hands-on expertise in C# and .NET (Core / .NET 6+).
• Commercial experience or a strong willingness to learn and work with Golang and Node.js.
• Experience designing and evolving high-load backend systems with strict latency and reliability requirements.
• Experience working REST API and web services.
• Strong understanding of async/await, multithreading, thread safety, memory management, and performance optimization.
• Ability to identify and eliminate performance bottlenecks across CPU, memory, I/O, and database layers.
• Experience designing and operating microservice-based systems.
• Experience working with relational and non-relational databases.
• Understanding of transactions, isolation levels, locking, concurrency, indexing strategies, and performance tuning.
• Experience working with containerized environments including Docker and Kubernetes.
• Understanding of CI/CD pipelines and automated delivery.
• Understanding of scalability, load balancing, auto-scaling, and disaster recovery.
• Understanding of production observability including logging, metrics, monitoring, and tracing.
   

Why you’ll love working here: 

Benefits Cafeteria — annual budget you allocate to:

Sports • Medical • Mental health • Home office • Languages.

Work-life & support

• Paid maternity/paternity leave + monthly childcare allowance.
• 20+ vacation days, unlimited sick leave, emergency time off.
• Remote-first + tech support + coworking compensation.
• Team events (online/offline/offsite).
• Learning culture with internal courses + growth programs.
   

Our culture & core values:

GR8_TECH culture is how we win — through trust, ownership, and a growth mindset. We move fast, stay curious, and keep it real, with open feedback, room to experiment, and a team that’s got your back.

FUELLED BY TRUST: we’re open, honest, and have each other’s backs.

OWN YOUR GAME: we take initiative and own what we do.

ACCELER8: we move fast, focus smart, and keep it simple.

CHALLENGE ACCEPTED: we grow through challenges and stay curious.

BULLETPROOF: we’re resilient, ready, and always have a plan.

Join a project where scalable backend engineering meets modern AI-driven financial technology. We are looking for a Senior / Principal Python Engineer to help build and evolve high-load payment and revenue systems used by businesses worldwide.

You will work on cloud-native backend services, distributed systems, and payment infrastructure while collaborating with Product, Frontend, AI, and Engineering teams. This role is ideal for engineers who enjoy solving complex technical challenges, influencing architecture decisions, and driving engineering excellence.

We at Sigma Software value technical ownership, collaboration, and continuous learning. You will join an international environment where innovation, modern technologies, and professional growth are part of everyday work.

Customer

Our Customer is a global SaaS company developing an AI-native revenue platform for modern finance and accounting teams. The company provides subscription management, billing automation, and revenue operations solutions that help organizations optimize financial workflows, improve scalability, and streamline transaction management across complex business ecosystems.

Requirements

• 5+ years of professional Back-end software engineering experience using Python
• Solid experience designing and building RESTful APIs and distributed backend systems
• Strong knowledge of SQL and/or NoSQL databases
• Hands-on experience with AWS cloud services
• Experience with Docker and Kubernetes
• Understanding of scalable cloud-native architectures and microservices principles
• Experience working in cross-functional Agile teams
• Strong problem-solving, communication, and collaboration skills
• Ability to drive technical initiatives and contribute to architectural decisions
• Upper-Intermediate or higher English level

WILL BE A PLUS:

• Experience with FastAPI and TypeScript
• Experience building AI-powered user experiences or integrating AI/LLM services into Front-end applications
• Hands-on experience with AI technologies and LLM ecosystems
• Experience integrating OpenAI, Anthropic, or similar AI services
• Experience working with AI SDKs and prompt-based applications

Responsibilities

• Design, develop, and maintain scalable backend services and APIs for cloud-native applications
• Build and optimize distributed systems, payment processing pipelines, and backend infrastructure
• Ensure high availability, security, scalability, and performance of backend systems
• Participate in architecture discussions and contribute to technical strategy and decision-making
• Collaborate with Product, Frontend, AI, and DevOps teams to deliver high-quality solutions
• Mentor engineers through code reviews, technical guidance, and engineering best practices
• Troubleshoot complex production issues and drive continuous improvements
• Contribute to AI-powered product capabilities and AI/ML-driven initiatives
• Promote engineering excellence, observability, and maintainability across services and infrastructure

Приєднуйся до проєкту, де масштабна Back-end розробка поєднується із сучасними AI-рішеннями у сфері фінансових технологій. Ми шукаємо Senior / Principal Python Engineer, який допоможе розвивати високонавантажені платіжні та revenue-системи, якими користуються компанії по всьому світу.

Ти працюватимеш із cloud-native сервісами, розподіленими системами та платіжною інфраструктурою, тісно співпрацюючи з Product, Front-end, AI та Engineering командами. Ця роль ідеально підійде інженерам, яким подобається вирішувати складні технічні задачі, впливати на архітектурні рішення та вдосконалювати технологічні підходи.

У Sigma Software ми цінуємо відповідальність за технічні рішення, командну взаємодію та безперервний професійний розвиток. На тебе чекає міжнародне середовище, де інновації, сучасні технології та можливості для навчання й професійного зростання є невід'ємною частиною щоденної роботи.

Customer

Наш клієнт — глобальна SaaS-компанія, яка розробляє AI-native платформу для управління доходами (Revenue Platform) для сучасних фінансових і бухгалтерських команд. Її рішення охоплюють управління підписками, автоматизацію білінгу та оптимізацію фінансових операцій (Revenue Operations), допомагаючи компаніям ефективніше керувати фінансовими процесами, масштабувати бізнес і спрощувати обробку транзакцій у складних корпоративних екосистемах.

Requirements

• Від 5 років комерційного досвіду в Back-end розробці з використанням Python
• Практичний досвід проєктування та розробки RESTful API і розподілених Back-end систем
• Глибокі знання SQL та/або NoSQL баз даних
• Практичний досвід роботи з хмарними сервісами AWS
• Досвід використання Docker і Kubernetes
• Розуміння принципів побудови масштабованих cloud-native та мікросервісних архітектур
• Досвід роботи в кросфункціональних Agile-командах
• Розвинені навички вирішення технічних проблем, ефективної комунікації та командної взаємодії
• Здатність брати технічне лідерство та впливати на архітектурні рішення
• Англійська мова — Upper-Intermediate або вище

WILL BE A PLUS

• Досвід роботи з FastAPI та TypeScript
• Досвід створення AI-функціональності для користувацьких застосунків або інтеграції AI/LLM-сервісів
• Практичний досвід роботи з сучасними AI-технологіями та LLM-екосистемами
• Досвід інтеграції OpenAI, Anthropic або аналогічних AI-сервісів

• Досвід роботи з AI SDK та застосунками, що використовують prompt engineering

   

Responsibilities

• Проєктувати, розробляти та підтримувати масштабовані Back-end сервіси й API для cloud-native застосунків
• Розробляти та оптимізувати розподілені системи, платіжні конвеєри (payment pipelines) і Back-end інфраструктуру
• Забезпечувати високу доступність, безпеку, продуктивність і масштабованість сервісів
• Брати участь у формуванні архітектурних рішень і технічної стратегії продукту
• Тісно співпрацювати з Product, Front-end, AI та DevOps командами для створення якісних і надійних рішень
• Проводити code review, менторити інших інженерів і ділитися найкращими інженерними практиками
• Аналізувати й вирішувати складні інциденти в production-середовищі, а також ініціювати технічні вдосконалення
• Долучатися до розвитку AI-функціональності продукту та AI/ML-ініціатив
• Розвивати інженерну культуру, покращувати спостережуваність (observability), надійність і простоту підтримки сервісів та інфраструктури