Jobs at Djinni

We are looking for a talented Middle strong C++ Developer with 3.5+ years of programming background to make consistent, high-quality code contributions to a mature, high-performance C++ product in the energy commodities trading domain.
This is not a from-scratch build — you’ll be joining a live, production trading system where every millisecond counts, with real opportunity to influence the technical direction of a core part of the platform.

JOB REQUIREMENTS:
Must have:

• 3.5+ years of professional experience in software development
• Deep expertise in Modern C++ (17/20/23): move semantics, constexpr, templates, etc.
• Strong experience with Linux / POSIX environments
• Proficiency with build systems and tools: CMake / vcpkg, Git
• Hands-on experience with concurrency and shared memory tools
• Networking skills: ZeroMQ (or similar), low-level socket programming (TCP/UDP)
• Proficiency in using AI coding tools (Cursor, Claude, Codex, etc.) to enhance the development workflow
• English: Upper-Intermediate or Advanced

Nice to have:

• Experience with Svelte
• Familiarity with kdb+, TypeScript, and code generation tools
• Experience in Financial or Trading domains (FIX Protocol, OMS, market data feeds like ITCH/OUCH)
• Knowledge of Redis or other in-memory data stores
• Familiarity with the Qt framework
• Team lead experience (optional, not required)

WHAT WE ARE LOOKING FOR:

• Autonomy: You excel at working independently, learning on your own, and figuring out large, unfamiliar codebases without external support.
• Ownership: You are ready to take full responsibility for the core part of the system.
• Assertiveness: You can clearly communicate your technical vision and demonstrate your project understanding effectively.

PROJECT
Customer: Global company based in the US, serving large international clients.
Type: Fintech / trading platform
Product: A live, high-performance market order and trading system designed as an exchange for energy commodities. The platform connects global buyers and sellers of specialized commodities, providing trading, data insights, and market infrastructure used by large enterprises, financial institutions, and government agencies.
Market: Global — primarily US and European markets, serving corporations, financial institutions, and governments across multiple regions.
Stage: Existing, established platform. The Markets Engineering team is expanding internationally.
Project team: C++ and UI developers (team of 4-6), reporting to a Lead C++ Engineer. [confirm exact composition with HM]
Technical stack: Modern C++ (17/20/23), Linux/POSIX, CMake, vcpkg, Git, ZeroMQ, shared memory, TCP/UDP sockets; Svelte, TypeScript, kdb+, Redis, Qt (adjacent/nice to have)
Work schedule: Full-time working day, fully remote.
Key achievements:

• Large international customer with a portfolio of large international clients
• Real opportunity to set the direction for a mature product

INTERVIEW STAGES:

1. Intro call with recruiter
2. Technical interview (TechMagic)
3. Client test task
4. Interview with Hiring manager
5. Client interview

We're looking for an Email Infrastructure & Deliverability Engineer to own the systems that send email at scale for a fast-growing ecommerce lifecycle marketing platform — covering behavioral tracking, personalization, and email/SMS automation.

In this role, you'll own the entire email sending infrastructure — from queues and scheduling through delivery, feedback processing, and reputation management across a multi-tenant environment.

This is a great opportunity for someone with deep backend infrastructure experience and real email deliverability expertise who enjoys owning critical systems end-to-end, protecting sender reputation at scale, and working autonomously in a small, high-ownership team.

Your responsibilities will include:

• Build and operate high-throughput email sending services, queues, and workers
• Implement retries, backpressure, prioritization, rate limits, and adaptive throttling
• Manage shared and dedicated IP pools, domain reputation, warm-up, and traffic routing
• Build domain onboarding for SPF, DKIM, DMARC, return-path, and tracking domains
• Process bounces, complaints, unsubscribes, suppressions, and ISP feedback loops
• Monitor throughput, queue latency, deferrals, bounce rates, complaints, and reputation signals
• Create automated guardrails that throttle, pause, reroute, or block unsafe sending
• Diagnose production issues across SMTP, DNS, providers, queues, and mailbox providers
• Own your systems end to end, including observability and incident response

What we expect from you:

• Strong backend or infrastructure engineering experience
• Production experience building or operating high-volume email systems, ideally at an ESP or marketing automation platform
• Deep knowledge of SMTP, bounces, complaints, deferrals, throttling, and mailbox-provider behavior
• Hands-on experience managing sender reputation across domains and IP pools
• Strong knowledge of SPF, DKIM, DMARC, DNS, domain alignment, and custom sending domains
• Experience with queues, distributed workers, idempotency, rate limiting, SQL, and Redis
• Ability to diagnose blocklists, spam complaints, authentication failures, and reputation changes
• Understanding of how list quality, engagement, spam traps, and customer abuse affect deliverability
• Clear communication and the ability to work autonomously in a small team

Nice to have:

• Experience at an ESP such as Klaviyo, Mailchimp, Braze, Iterable, SendGrid, Mailgun, or Customer.io
• Experience with Amazon SES or MTAs such as Postfix, Haraka, or PowerMTA
• Familiarity with Google Postmaster Tools, Microsoft SNDS/JMRP, feedback loops, and blocklist monitoring
• Experience with Go, Node.js/TypeScript, Kafka, Pub/Sub, Kubernetes, or Prometheus
• Experience using AI coding tools such as Claude Code or Codex

What we offer:

• Interesting project and technical challenges that support both professional and personal growth.
• A long-term project with stability and impact.
• A flexible, results-oriented schedule with hybrid or remote work options.
• A comfortable, modern office in Kyiv with generator and battery backup.
• Competitive salary, medical insurance, and a supportive onboarding/trial period.
• Team-building events, including parties, online activities, picnics, and more.
• The opportunity to work in a Top Employer company (DOU 2025).

Affiliate Manager

📍 Remote | New iGaming Brand (Tier-1 Markets)


ABOUT THE COMPANY
Our partners are launching a new iGaming brand backed by an experienced investment holding with multiple online gaming projects. The company is currently building its first product from scratch and plans to expand with additional brands in the future.
The product is being launched on the SoftSwiss platform, with initial focus on Tier-1 markets, primarily the Netherlands. The project is currently in the setup phase, with launch planned for the coming months.


ABOUT THE ROLE
We are looking for an Affiliate Manager who will take ownership of affiliate acquisition and traffic growth for Tier-1 GEOs. This person will become one of the first key members of the team and will play a critical role in building the affiliate direction from the ground up.
You will be responsible not only for partner management but also for traffic quality analysis, performance monitoring, payout validation, and scaling profitable partnerships.
This is a hands-on role for someone who understands affiliate marketing beyond relationship management and can independently analyze data, make decisions, and drive business results.


GOALS DURING THE PROBATION PERIOD (FIRST 90 DAYS)
• Onboard the first affiliate partners for NL market
• Launch initial traffic streams and campaigns
• Conduct traffic quality assessments and performance analysis
• Achieve agreed KPIs for FTD volume and traffic quality
• Identify high-performing and underperforming traffic sources
• Establish payout validation and reconciliation processes
• Scale profitable partnerships and stop ineffective traffic channels


WHAT YOU WILL DO
• Attract and onboard affiliate partners for Tier-1 GEOs (NL, FR)
• Build and expand the affiliate network from scratch
• Develop and maintain long-term relationships with partners
• Analyze traffic quality and performance metrics (FTD, CPA, ROI, LTV, retention)
• Identify low-quality, fraudulent, or unprofitable traffic sources
• Quickly react to traffic quality issues and stop ineffective campaigns
• Scale successful traffic sources and partnership opportunities
• Conduct traffic reconciliations and partner settlements
• Validate traffic quality before approving payouts
• Review payout requests and ensure reporting accuracy
• Work closely with analytics, CRM, and product teams
• Interpret performance data independently and make business decisions
• Test new traffic sources, affiliates, and cooperation models
• Optimize commercial terms with partners
• Share insights and recommendations to improve traffic quality and acquisition performance


WHAT WE ARE LOOKING FOR
• 3+ years of experience in Affiliate Management within iGaming / Online Casino
• Proven experience working with SEO traffic - must have!
• Existing network of affiliate partners is a strong advantage
• Strong understanding of CPA, FTD, ROI, LTV, NGR, and traffic quality metrics
• Experience analyzing affiliate traffic and identifying quality issues
• Hands-on experience with affiliate programs, tracking platforms, and reporting systems
• Ability to work independently and take ownership of results
• Strong analytical and critical-thinking skills
• Excellent communication and negotiation abilities
• English level: Upper-Intermediate or higher


NICE TO HAVE
• Experience launching or scaling new iGaming brands
• Experience working with SoftSwiss products and ecosystem
• Experience attending industry conferences and building partnerships offline
• Understanding of multiple acquisition channels including PPC, Facebook, CRM, and media buying traffic


WHY JOIN US
• Opportunity to join a new iGaming brand at launch stage
• Direct influence on affiliate strategy and traffic acquisition processes
• Strong backing from an experienced investment holding
• Ability to build the affiliate direction from scratch
• Career growth opportunities as the team expands
• Exposure to Tier-1 markets and large-scale affiliate operations
• Flexible remote work environment
• Fast decision-making and minimal bureaucracy

Aimeice Tech is an AI-first software development company that helps businesses build modern digital products faster and more efficiently. We work with clients across Europe, US and Ukraine combining strong engineering expertise with an AI-driven delivery approach. We specialize in developing solutions across EdTech, FinTech and AI Automation.

We build scalable web and mobile applications, AI-powered platforms, LMS solutions, financial products, AI agents, and cloud-native solutions. We leverage modern technology stacks, development process automation and AI-powered tools across every stage of delivery - from discovery to production.

Our team places a strong focus on code quality, security, performance and user experience. We follow an outcomes over outputs mindset - focusing not only on writing code, but on creating solutions that deliver real business value for our clients.

Requirements:

• 2 years of QA experience with web and mobile projects 
• Experience collaborating with development teams
• Ability to clearly document and report defects
• Experience preparing and participating in product demos is a plus
• Understanding of product thinking and the product lifecycle
• Strong communication and teamwork skills
• English level: Strong B2+ or higher
   

Responsibilities:

• Validate completed tasks delivered by the development team
• Perform functional, flow and regression testing
• Identify and document defects
• Collaborate closely with the development team
• Prepare the product for demos
• Work alongside another QA Engineer
• Demonstrate a high level of ownership and initiative
  
  We offer:
   
• Diia City benefits
• Remote-first work model within Ukraine
• Paid vacation, sick leave, and public holidays
• Budget for learning, courses, and professional growth
• Opportunity to work on AI-driven products with real-world impact
• Modern engineering culture with a focus on quality and innovation
• Equity opportunities for senior-level engineers

• 1,5–3+ роки досвіду в технічній підтримці або інтеграціях

• Розуміння REST API та роботи з JSON/XML

• Знання HTTP status codes

• Розуміння клієнт-серверної архітектури

• Досвід тестування інтеграцій (Postman або аналоги)

• Базове розуміння шифрування (public/private key, signature validation)

• Розуміння платіжної екосистеми (issuer / acquirer / gateway)

• Досвід аналізу логів та технічних інцидентів

• Вміння працювати з технічною документацією

• Англійська — Intermediate+ (письмова та усна технічна комунікація)

• Аналітичне мислення, відповідальність, вміння працювати з кількома задачами

• Обробка технічних запитів від B2B та B2C клієнтів

• Діагностика інцидентів у production-середовищі

• Аналіз логів gateway / processor / 3DS

• Перевірка API-запитів (REST, JSON, callback / webhook)

• Моніторинг роботи процесингового центру та сервісів

• Аналіз decline-кодів та платіжних статусів

• Локалізація проблем і визначення сторони відповідальності

• Ескалація складних кейсів до Dev Team/ DevOPS Team

• Документування звернень та ведення задач у таск-трекері

• Підготовка технічних звітів та оновлення бази знань

• Участь у покращенні support-процесів

• Досвід роботи у FinTech / PayTech

• Розуміння 3-D Secure 2.x та карткових платіжних потоків

• Досвід роботи з Kibana / Grafana або іншими системами моніторингу

• Базові знання SQL

• Розуміння PCI DSS

• Досвід роботи з high-load системами

• Досвід технічної комунікації з банками та PSP

• Робочий графік: 09:00–21:00 у форматі 2/2
• Формат роботи: remote / hybrid / office
• Оплачувані відпустки та лікарняні
• Широкі можливості для професійного та кар'єрного зростання
• Офіційне працевлаштування

Meet the YozmaTech

YozmaTech isn’t just another tech company — we’re a global team of go-getters, innovators, and A-players helping startups and product companies scale smarter and faster.
We build dedicated development teams across 10+ countries, creating strong, long-term partnerships based on trust, transparency, and real impact.
Here, every idea counts. We value people who are proactive, open-minded, and ready to grow. If you’re passionate about building meaningful products and want to join a team that feels like family — you’ll feel right at home with us.

Our client is looking for a Senior Full Stack Engineer with strong expertise across both frontend and backend, a passion for building scalable, high-quality products, and proven ability to handle end-to-end feature development.

In this role, you’ll play a key part in advancing our web architecture, improving system performance, and enhancing the overall development standards of our platform. You’ll work on complex real-time products, helping shape fast, reliable, and user-friendly experiences.

If you enjoy solving technical challenges, working with modern technologies, and creating clean, efficient solutions — we’d love to connect.

This role offers the opportunity to make a direct impact on product quality, technical decisions, and overall platform growth within a fast-moving and collaborative environment.

Key Requirements:
🔹 Solid backend fundamentals 7+ years — API design, data flow management, and building scalable systems with Python as a must-have and Node.js considered a strong plus.
🔹 5+ years of software engineering experience, with strong frontend expertise in modern JavaScript frameworks (React, Angular, Vue), TypeScript, and modern build tools (Vite, Next.js, SWC);
🔹 Proven experience improving frontend architecture and scaling web applications;
🔹 Strong understanding of TypeScript, build tools (Webpack, Vite), and browser APIs;
🔹 Hands-on experience with AI tools such as Cursor, Claude, and ChatGPT
🔹 Product-oriented mindset with strong attention to UX, quality, and maintainability;
🔹 Strong communication skills and the ability to work effectively in cross-functional teams;
🔹 English — Upper-Intermediate or higher.

What you will do:
🔹 Drive frontend improvements by introducing better development practices, tools, and modern technologies;
🔹 Design and develop scalable, high-performance web applications using React and modern frontend frameworks;
🔹 Take ownership of features from planning to production, including technical design, implementation, and optimization;
🔹 Work closely with Product, Design, and engineering teams to deliver smooth and intuitive user experiences;
🔹 Support backend development in Python to ensure strong integration across the full product stack;
🔹 Improve development processes, code quality, testing, and overall engineering efficiency;
🔹 Focus on performance, reliability, and maintainability across the platform;
🔹 Participation in the on-call rotation (On-call responsibilities are not required initially but may become part of the role over time).

Interview stages:
🔹 HR Interview
🔹 Intro Call
🔹 Technical Interview
🔹 Final Interview
🔹 Reference Check
🔹 Offer

Why Join Us?

At YozmaTech, we’re self-starters who grow together. Every day, we tackle real challenges for real products — and have fun doing it. We work globally, think entrepreneurially, and support each other like family. We invest in your growth and care about your voice. With us, you’ll always know what you’re working on and why it matters.
From day one, you’ll get:
🔹 Direct access to clients and meaningful products;
🔹 Flexibility to work remotely or from our offices;
🔹 A-team colleagues and a zero-bureaucracy culture;
🔹 Opportunities to grow, lead, and make your mark.

After you apply

We’ll keep it respectful, clear, and personal from start to offer.
You’ll always know what project you’re joining — and how you can grow with us.

Everyone’s welcome

Diversity makes us better. We create a space where you can thrive as you are.

Ready to build something meaningful?

Let’s talk. Your next big adventure might just start here.

Meet the YozmaTech

YozmaTech isn’t just another tech company – we’re a global team of go-getters, innovators, and A-players helping startups and product companies scale smarter and faster.
We build dedicated development teams across 10+ countries, creating strong, long-term partnerships based on trust, transparency, and real impact.
Here, every idea counts. We value people who are proactive, open-minded, and ready to grow. If you’re passionate about building meaningful products and want to join a team that feels like family – you’ll feel right at home with us.

Our client is looking for a Senior Full Stack Engineer with strong expertise across both frontend and backend, a passion for building scalable, high-quality products, and proven ability to handle end-to-end feature development.

In this role, you’ll play a key part in advancing our web architecture, improving system performance, and enhancing the overall development standards of our platform. You’ll work on complex real-time products, helping shape fast, reliable, and user-friendly experiences.

If you enjoy solving technical challenges, working with modern technologies, and creating clean, efficient solutions — we’d love to connect.

This role offers the opportunity to make a direct impact on product quality, technical decisions, and overall platform growth within a fast-moving and collaborative environment.

Key Requirements:
🔹 5+ years of software engineering experience, with strong frontend expertise in modern JavaScript frameworks (React, Angular, Vue), TypeScript, and modern build tools (Vite, Next.js, SWC);
🔹 Proven experience improving frontend architecture and scaling web applications;
🔹 Strong understanding of TypeScript, build tools (Webpack, Vite), and browser APIs;
🔹 Solid backend fundamentals 5+ years — API design, data flow management, and building scalable systems with Python as a must-have and Node.js considered a strong plus.
🔹 Hands-on experience with AI tools such as Cursor, Claude, and ChatGPT
🔹 Product-oriented mindset with strong attention to UX, quality, and maintainability;
🔹 Strong communication skills and the ability to work effectively in cross-functional teams;
🔹 English – Upper-Intermediate or higher.

What you will do:
🔹 Drive frontend improvements by introducing better development practices, tools, and modern technologies;
🔹 Design and develop scalable, high-performance web applications using React and modern frontend frameworks;
🔹 Take ownership of features from planning to production, including technical design, implementation, and optimization;
🔹 Work closely with Product, Design, and engineering teams to deliver smooth and intuitive user experiences;
🔹 Support backend development in Python to ensure strong integration across the full product stack;
🔹 Improve development processes, code quality, testing, and overall engineering efficiency;
🔹 Focus on performance, reliability, and maintainability across the platform;

Interview stages:
🔹 HR Interview
🔹 Intro Call
🔹 Technical Interview
🔹 Final Interview
🔹 Reference Check
🔹 Offer

Why Join Us?

At YozmaTech, we’re self-starters who grow together. Every day, we tackle real challenges for real products – and have fun doing it. We work globally, think entrepreneurially, and support each other like family. We invest in your growth and care about your voice. With us, you’ll always know what you’re working on and why it matters.
From day one, you’ll get:
🔹 Direct access to clients and meaningful products;
🔹 Flexibility to work remotely or from our offices;
🔹 A-team colleagues and a zero-bureaucracy culture;
🔹 Opportunities to grow, lead, and make your mark.

After you apply

We’ll keep it respectful, clear, and personal from start to offer.
You’ll always know what project you’re joining – and how you can grow with us.

Everyone’s welcome

Diversity makes us better. We create a space where you can thrive as you are.

Ready to build something meaningful?

Let’s talk. Your next big adventure might just start here.

YozmaTech isn’t just another tech company – we’re a global team of go-getters, innovators, and A-players helping startups and product companies scale smarter and faster.
We build dedicated development teams across 10+ countries, creating strong, long-term partnerships based on trust, transparency, and real impact.
Here, every idea counts. We value people who are proactive, open-minded, and ready to grow. If you’re passionate about building meaningful products and want to join a team that feels like family – you’ll feel right at home with us.

Our client is a fast-growing, six-year-old, cloud-native SaaS company with approximately 90 employees worldwide. They deliver the world’s first unified Secrets & Machine Identity platform — trusted by Fortune 100 companies and industry leaders. The platform integrates Vaultless Secrets Management, Certificate Lifecycle Management, Next-Gen Privileged Access Management (Secure Remote Access), and Encryption Key Management to secure and manage the entire lifecycle of both machine-to-machine and human identities across all environments. Backed by leading cybersecurity investors and financial institutions, our client is redefining identity security for the modern enterprise.

We are seeking a Senior Technical Support / DevOps Engineer with strong hands-on expertise, a deep understanding of infrastructure and systems, and proven customer-facing experience.

Key Requirements:

Technical Expertise:
🔹 Strong hands-on experience with Kubernetes (cluster internals, networking, namespaces, pod communication, troubleshooting);
🔹 Solid knowledge of Docker and containerized environments;
🔹 Advanced Linux system administration skills;
🔹 Practical experience with AWS (GCP is a plus);
🔹 Strong understanding of networking concepts (cloud & on-prem);
🔹 Experience with certificate lifecycle management, encryption, and key management;
🔹 Strong troubleshooting skills in distributed systems;
🔹 Experience with CI/CD pipelines and DevOps practices;
🔹 Scripting skills (Python and/or Bash);
🔹 Understanding of security fundamentals (authentication, authorization, encryption);
🔹 English – Upper-Intermediate or higher.

Preferred Qualifications:
🔹 Experience with Terraform and/or Ansible;
🔹 Familiarity with GCP;
🔹 Experience with Windows administration;

Support & Customer-Facing Experience:
🔹 Proven experience in L3 (or higher) technical support;
🔹 Ability to perform live troubleshooting with customers;
🔹 Experience working with ticketing systems;
🔹 Strong communication skills with the ability to explain complex technical issues clearly;
🔹 Experience supporting enterprise/B2B customers;
🔹 Ownership mindset (incident management, escalation, RCA);

Documentation:
🔹 Ability to create and maintain knowledge base articles, runbooks, and SOPs;

What you will do:
🔹 Troubleshoot and resolve complex issues in customer environments related to Kubernetes clusters, including networking, namespace management, pod deployment, and cluster internals;
🔹 Diagnose and fix problems with Docker containers and deployments;
🔹 Provide advanced Linux system administration support; assist with Windows environments as needed;
🔹 Support customers with certificate lifecycle management, including installation, renewal, and troubleshooting of SSL/TLS certificates and key management;
🔹 Analyze and resolve networking issues within Kubernetes clusters and cloud infrastructures;
🔹 Assist customers with cloud infrastructure setup and troubleshooting, primarily on AWS and GCP;
🔹 Perform live troubleshooting sessions with customers to identify root causes and resolve incidents in real time;
🔹 Document solutions, create and update internal knowledge base articles, runbooks, and SOPs;
🔹 Automate support and operational tasks using tools like Terraform, Ansible, or Python;
🔹 Continuously learn and test new product features in a lab environment to be prepared for customer inquiries;
🔹 Collaborate with the international team (primarily Israeli colleagues) for onboarding, knowledge sharing, and escalation of complex issues;

Interview stages:
🔹 HR Interview;
🔹 Technical Interview;
🔹 Home Assignment;
🔹 Assignment Review;
🔹 Reference Check;
🔹 Offer;

Responsibilities

• Full-cycle driver recruitment in the USA
• Maintaining and updating candidate data in the CRM/ATS
• Preparing job postings and managing communication with candidates
• Supporting pre-onboarding
• Tracking hiring progress and reporting recruitment results
• Assisting the HR department with daily operational tasks
• Communication with drivers regarding basic questions and documentation updates
• Creating and implementing new, alternative approaches to driver recruitment

What we’re looking for

• At least 6 months of experience in recruitment, HR administration, or a similar role
• Practical experience with candidate screening and interview coordination
• Strong organizational skills, attention to detail, and responsibility
• English level C1
• Confident use of Google Workspace (Sheets, Docs, Forms)

Working Conditions

• Schedule: Day shift from 3:00 PM to 11:00 PM (aligned with U.S. market hours)
• Office: Autonomous office with heat, water, and electricity available 24/7 near Vasylkivska metro station, Kyiv
• 15 paid vacation days + all U.S. public holidays
• Option to take additional days off and sick leave without a doctor’s note — trust and flexibility
• Paid sick leaves
• Compensation: Fixed salary of $1000 + bonus

Benefits

• Competitive salary with growth potential
• A team that values initiative, transparency, and accountability
• English and Spanish classes twice a week to improve communication skills
• Access to a corporate psychologist for mental health support
• Paid training and onboarding — we invest in your growth from day one
• Pet-friendly office — your furry friends are welcome
• Be part of a company that's redefining logistics in the U.S.

 Turbo XPD is next-generation logistics. If you're ready to grow with a driven team — we’re waiting for you!

About us

Ruby Labs is a leading tech company that creates and operates innovative consumer products. We offer a diverse range of opportunities across the health, education, and entertainment industries. Our innovative teams are driving the future of consumer-led products, and we're always looking for passionate individuals to join us. Learn more about our story at: https://rubylabs.com/about-us/

About the role

We are seeking a Billing Data Analyst to join our Billing and Data team. You will play a key role in analyzing financial performance, billing behavior, risk trends, and support operations. Your work will help drive better decision-making, reduce financial risks, and improve billing efficiency across all products. This role combines analytical rigor, statistical thinking, and cross-functional collaboration.

Key Responsibilities

• Monitor, analyze, and report on key billing and support performance indicators and emerging trends.
• Build and maintain data pipelines to ensure accurate, timely, and reliable data delivery.
• Apply statistical methods to project scenarios, assess “what-if” outcomes, and anticipate financial risks.
• Run A/B tests and experiments to evaluate billing and support strategies.
• Collaborate with cross-functional teams (Billing, Support, Finance, Product, Marketing) to align processes with risk-mitigation goals.
• Analyze the impact of marketing and product changes on billing outcomes, risk behavior, and customer support metrics.
• Provide actionable recommendations to improve billing performance and reduce disputes, churn, and operational inefficiencies.
• Document analyses, workflows, and data logic to ensure clarity and consistency.

Qualifications

• Bachelor’s degree in Data Science, Statistics, Computer Science, Economics, or a related field.
• Experience as a Data Analyst, ideally within fintech, subscription products, billing, or customer support.
• Strong SQL skills.
• Experience with popular BI tools such as Tableau, Looker, or similar
• Experience with Python or R
• Solid understanding of statistical analysis, forecasting, and scenario modeling.
• Experience running A/B tests and interpreting experiment results.
• Excellent problem-solving skills, attention to detail, and ability to work in a fast-paced environment.
• Strong communication skills, with the ability to explain findings to both technical and non-technical stakeholders.
• Curiosity, ownership mindset, and the discipline to maintain high-quality data work.

Nice to have

• Experience with BigQuery, ClickHouse, or any cloud data warehouse.
• Basic Python knowledge for data cleaning or simple analysis.
• Exposure to subscription businesses or payment systems.
• Understanding of disputes, chargebacks, declines, or fraud signals.
• Familiarity with DBT or data quality frameworks.

Location

Ruby Labs operates within the CET (Central European Time) zone. Applicants from any country are welcome to apply for the position as long as they are located within approximately ± 4 hours of CET. This ensures optimal collaboration and communication during working hours.

Benefits

Discover the perks of being part of our vibrant team! We offer:

• Remote Work Environment: Embrace the freedom to work from anywhere, anytime, promoting a healthy work-life balance.
• Unlimited PTO: Enjoy unlimited paid time off to recharge and prioritize your well-being, without counting days.
• Paid National Holidays: Celebrate and relax on national holidays with paid time off to unwind and recharge.
• Company-provided MacBook: Experience seamless productivity with top-notch Apple MacBooks provided to all employees who need them.
• Flexible Independent Contractor Agreement: Unlock the benefits of flexibility, autonomy, and entrepreneurial opportunities. Benefit from tax advantages, networking opportunities, reduced employment obligations, and the freedom to work from anywhere. Read more about it here: https://docs.google.com/document/d/1nkrN76JlZkbKj9WSOhlT1_mni_CZeDkHdwfIjPXVwvk/preview?tab=t.0

Be part of our fast-growing team and seize this excellent opportunity for personal and professional growth!

Interview Process

After submitting your application, we conduct a thorough review which typically takes 3 to 5 days, but may occasionally take longer due to the volume of applications received. If we see a potential fit, we proceed with the following steps:

• Recruiter Screening (40 minutes)
• Technical Interview (60 minutes)
• Final Interview (30 minutes)

Life at Ruby Labs

At Ruby Labs, we move fast, aim high, and expect the same from our team. We’re not here to play small—we’re here to build, grow, and win. That means we look for people who are ambitious, driven, and ready to give their best every single day.

This is a place for individuals who thrive under pressure, embrace challenges, and see opportunity in every obstacle. If you’re hungry to achieve, motivated by impact, and want to grow at the speed of your own ambition, Ruby Labs offers the platform to make it happen.

Here, effort is matched with reward. We recognize those who go all in and deliver results, and we create space for people who want more—more responsibility, more growth, and more success.

About the role

We are looking for a creative Graphic Designer to join our Marketing Department. In this role, you will create high-quality static marketing creatives for our mobile products, with a primary focus on MeChat (you can learn more about MeChat on our company page), combining strong design fundamentals with modern AI-powered workflows. You'll primarily use Nano Banana alongside industry-standard design tools to produce engaging visuals that support user acquisition and marketing campaigns.

About you

• Strong understanding of graphic design fundamentals, including composition, color theory, typography, visual hierarchy, and current design trends.
• Experience creating static marketing creatives for digital platforms.
• Proficiency in Adobe Photoshop, Adobe Illustrator, and Figma.
• Hands-on experience with AI-assisted image creation, including text-to-image, image-to-image, and image post-processing workflows.
• Experience with Nano Banana is a must.
• Ability to transform creative briefs into visually compelling marketing assets.
• Strong attention to detail and the ability to manage multiple tasks while meeting deadlines.

• Comfortable experimenting with different creative approaches and iterating quickly based on feedback.

   

Nice to have

• Experience with other AI image generation tools (e.g. Midjourney, Flux, ChatGPT Images, Ideogram, etc.).

• Basic knowledge of Adobe After Effects or motion design.

   

Your impact

• Design static creatives for user acquisition campaigns, social media, and other marketing channels.
• Generate, edit, and enhance visual assets using Nano Banana and other design tools.
• Develop creative concepts that align with marketing objectives and brand guidelines.
• Collaborate closely with marketers and designers to deliver high-performing creatives.
• Explore new AI tools, design techniques, and visual trends to continuously improve creative quality and workflow efficiency.

We offer

You will be working with a professional and motivated team of enthusiasts in the environment that brings up the best in everyone. We have no bureaucracy, and we give our colleagues complete freedom to make decisions and achieve brilliant results.

Our company is built on the ability to find the best people and provide them with everything needed to stay focused on what’s important to make our users even healthier, sportier, happier and better! We create a business environment that brings up the best in everyone.

Competitive salary. Compensation that will help you focus on your projects and personal development.

Professional Growth. We offer a possibility to attend internal, external courses, seminars and access to a corporate library. You will be working with a team of professionals to get insights and discuss ideas.

Health & Fitness. We provide employees with 20 days of paid vacation, medical insurance and a variety of sports activities available for employees inside and outside the office.

Rest. We organize team buildings and various team activities to boost our collaboration.

About the project
A service-oriented EnergyTech platform for electricity trading, consumption-data aggregation, and market hedging across energy markets. Built on multiple Django/DRF backends with React SPAs on top, plus AI/LLM-assisted analytics and a customer portal with enterprise SSO. The product is live and revenue-generating - we’re building out new services and setting modern development standards.

Responsibilities:
— Develop backend services with Python, Django + DRF;
— Build React SPAs (Vite, MUI, Recharts);
— Work with business logic and cross-service integrations;
— Implement AI/LLM features using LangChain + OpenAI;
— Write and maintain tests.

Required skills:
— 1+ years of commercial experience as a Full-stack/Software Developer;
— Strong Python, Django and DRF;
— React and JavaScript/TypeScript;
— PostgreSQL, Redis, Celery;
— Third-party API integration;
— Git and testing;
— Experience with AI coding tools (Claude Code, Cursor or similar);
— English: Upper-intermediate or higher.

Will be a plus:
— LangChain / OpenAI or other LLM integration;
— Vite, MUI, Recharts;
— Azure, Docker, CI/CD.

We offer:
— Opportunities for career growth and personal development, to help you improve your skills and achieve your goals;
— No micromanagement - your ideas and initiatives are always encouraged;
— Educational programs that are covered by the company at 30% of the expense;
— Paid vacation leave and public holidays (21 vacation days annually);
— Competitive financial compensation with regular performance reviews;
— Outdoor team activities are paid for by the company;
— English language improvement through extensive communication;
— The chance to work alongside highly experienced and enthusiastic IT professionals who are ready to share their knowledge and help you gain invaluable experience in a live IT environment.

We're looking for a Data Specialist to join our growing team.
In this role, you'll build advanced reporting systems, improve internal processes, and develop smart business solutions using Google Sheets, Google Apps Script, and automation tools.

 Key Responsibilities:

• Build and maintain advanced reports and dashboards using Google Sheets and Excel.
• Analyze business needs and create scalable reporting solutions.
• Optimize workflows and automate repetitive processes.

• Collaborate with different departments to improve operational efficiency.

   

  Requirements:

• 2+ years of experience building advanced reports using Google Sheets and/or Excel.
• Strong knowledge of advanced formulas, dashboards, and reporting logic.
• Experience with Google Apps Script is required.

• Strong English communication skills.

   

  Advantages:

• Experience with Java or another programming language.
• Hands-on experience with automation tools (Make, n8n, Zapier, etc.).
• Familiarity with AI tools such as ChatGPT, Claude, Gemini, or similar.
• Self-driven, proactive, and able to work independently.

• Previous experience in Affiliate Marketing / iGaming / Performance Marketing - significant advantage.

   

  What We Offer:

• Working days: Sunday-Thursday
• High ownership, autonomy, and career growth within a fast-growing international company

PwC is a global network of more than 370,000 professionals in 149 countries that turns challenges into opportunities. We create innovative solutions in audit, consulting, tax and technology, combining knowledge from all over the world.

PwC SDC Lviv, opened in 2018, is part of this global space. It is a place where technology is combined with team spirit, and ambitious ideas find their embodiment in real projects for Central and Eastern Europe.

What do we guarantee?

• Work format: Remote or in a comfortable office in Lviv - you choose.
• Development: Personal development plan, mentoring, English and Polish language courses.
• Stability: Official employment from day one, annual review of salary and career prospects.
• Corporate culture: Events that unite the team and a space where everyone can be themselves.

At PwC, we collaborate with our clients, assist them in making informed decisions, operating efficiently, and we shape the future together. We offer enjoyable assignments and an inspiring working environment for this exciting challenge.

Sounds great? Now you have the opportunity to join us as a DevOps Engineer.

Our Smart Tax development team designs smart solutions for our clients’ accounting systems. If you feel like working on complex professional projects, you are the one we are looking for!

Why is this an exciting opportunity?

• You can work in a flexible, agile, and cheerful team, which works like a start-up in a corporation providing a safe environment; 
• You can work in a long-term project from the beginning and be actively involved in setting up the DevOps team and DevOps processes;
• You can receive instant feedback on your work as we work “close” to users, and you can have an overview of the entire development process.

What will you be doing?

• maintaining deployment pipelines, setting up and documenting CI/CD processes;
• setting up, configuring, and operating systems;
• improving the efficiency and performance of existing systems;
• liaising with and providing support for the development team;
• taking part in the design and development of business software deployment;
• What we work with: Azure Cloud technologies, Docker, Kubernetes (K8s, K3s), Kustomize, MSSQL Server, PostgreSQL, Azure DevOps, ServiceNow, JetBrains YouTrack, Git.

Our requirements:

• You must have at least 2-3 years of experience in DevOps;
• You must be acquainted with containerisation technologies (Docker, Kubernetes, Kustomize);
• You must be familiar with the operation of application servers;
• You must be able to work independently in your day-to-day work - we will support you in gaining new knowledge/solving new tasks;
• You must be experienced in the use of MSSQL/Azure SQL/PostgreSQL; 
• You must be knowledgeable about the Git version management system;
• You must have good communication skills in English (B2-C1).

Why is it worth choosing us?

• You will have the opportunity to work on diverse and exciting projects;
• You will work flexible hours and have the option of working from home;
• You will be part of a cool team open to new ideas;
• Our supportive leadership culture enables you to reach out and ask on an ongoing basis;
• You will have the opportunity to build relationships, which is indispensable for advancement;
• You will have various internal training programmes available to support your personal and professional development;
• We work towards shared goals and teamwork is essential to our day-to-day work;
• We expect and aim to achieve the highest professional standards.
• Besides work, we have the opportunity to be involved in numerous interesting corporate responsibility projects we favour, such as the Civil Mentoring Programme, the Volunteering Day, or trainings held for non-profit organisations;
• At PwC, we believe that diversity and complexity are key to building a responsible culture in which we create long-term value both for our employees and our clients. It is our primary goal to become an inclusive and supportive workplace by employing people with reduced work capacity.

Policy statements:
https://www.pwc.com/ua/uk/about/privacy.html

Ми — VBET Ukraine, ліцензований букмекер і організатор азартних ігор, офіційний представник міжнародного бренду VBET, який з 2020 року активно працює на українському ринку.
VBET Ukraine стала першою компанією в Україні, яка отримала всі три ліцензії на проведення онлайн-азартних ігор від Комісії з регулювання азартних ігор та лотерей.

Наразі наша SEO-команда активно розширюється, і ми в пошуку амбітного та досвідченого PBN Specialist, який очолить процес побудови, масштабування та технічної підтримки нашої мережі сателітів для iGaming-проєктів.

Що очікуємо від тебе:

• Досвід роботи PBN Specialist / SEO Specialist у gambling/iGaming ніші від 2 років;
• Практичний досвід побудови та масштабування великих PBN-мереж;
• Навички аналізу expired/drop доменів та оцінки їх SEO-потенціалу;
• Розуміння принципів безпечної побудови PBN та мінімізації footprint;
• Впевнене знання лінкбілдингу, анкорних стратегій та SEO для висококонкурентних ніш;
• Впевнене володіння Ahrefs, Screaming Frog та іншими SEO-інструментами;
• Розуміння технічного SEO, індексації, краулінгу та принципів роботи пошукових систем;
• Досвід роботи з WordPress, масовим адмініструванням сайтів та автоматизацією SEO-процесів;
• Розуміння серверної інфраструктури, хостингів, DNS, CDN, Cloudflare, проксі та VPN;
• Системний підхід до SEO та аналітичне мислення;
• Орієнтація на результат та SEO-ефективність.

• Побудова, розвиток та масштабування PBN-мережі під iGaming проекти;
• Пошук, аналіз та купівля expired/drop доменів;
• Запуск та адміністрування сайтів-сателітів;
• Налаштування та підтримка технічної інфраструктури мережі без footprint;
• Розробка та реалізація стратегії лінкбілдингу через PBN;
• Пошук та аналіз сайтів-донорів для розміщення зовнішніх посилань;
• Управління розміщенням посилань, анкор-листами та внутрішньою перелінковкою;
• Контроль індексації, трасту та ефективності PBN-мережі;
• Постановка ТЗ на контент та контроль публікацій;
• Моніторинг SEO-метрик та впливу PBN на money-сайти;
• Ведення бази доменів, посилань та звітності;
• Взаємодія з SEO та контент-командою.

• Навички автоматизації SEO-процесів, AI automation;
• Досвід роботи із ринком України.