Jobs at Djinni

Job Description

Required Qualifications:

• 5+ years of fullstack Backend development experience
• Proficiency in Rust preferred, or experience in one of: Go, C++, Java, or TypeScript
• Strong fundamentals in computer science and networking
• Experience with cloud platforms, containerization, and microservices architecture
• Strong understanding of SQL, NoSQL, NewSQL databases
• Expertise in data pipeline technologies, ELK stack, and Apache Kafka
• Quick learner with strong problem-solving skills
• Excellent communication and collaboration abilities

Preferred Qualifications:

• Experience with real-time data processing, analytics frameworks, and front-end technologies
• Familiarity with metaframeworks like NextJS, NuxtJS, Sveltekit
• Experience building high-throughput, low-latency systems for millions of users
• Familiarity with big data technologies, time-series databases, and data warehousing solutions
• Knowledge of GraphQL, infrastructure-as-code tools, and service mesh technologies

 Technical Skills and Knowledge:

• Data pipelines and ETL processes
• Distributed systems (Kafka, Flink/Spark, Redis)
• ELK stack for log management and analysis
• Cloud-native technologies and serverless architectures
• API design and management
• Performance optimization for large-scale systems
  
  
   

Job Responsibilities

We're seeking an experienced Fullstack Backend Engineer to join our team working on client's platform. You'll be responsible for developing and maintaining core components of our AI-driven cybersecurity solution that helps enterprises detect, investigate, and respond to advanced threats across their entire IT estate.

Key Responsibilities:

• Design and develop scalable backend services and intuitive front-end interfaces for our platform
• Implement data ingestion and processing pipelines for large volumes of security data
• Integrate AI-driven analytics capabilities and optimize system performance
• Develop APIs and integrations with various IT and security tools
• Implement robust security measures and ensure compliance with industry standards
• Troubleshoot complex issues across the full stack of our application

Department/Project Description

The client is a product international company that provides a defence platform that enables development and security teams to protect critical workloads against emerging threats and undiscovered vulnerabilities with a lightweight agent that protects the organisation's public, private and hybrid cloud deployments on-premises data centres managed. In addition, it is an advanced endpoint detection and response platform, which gathers as much information as possible to detect and analyse complex threats while being as non-intrusive as possible, minimising the impact on the network and the endpoint.

Client

Our client is an international SaaS company developing tools that empower businesses to create highly engaging digital experiences. Their solutions are trusted by thousands of organizations worldwide to collect, analyze, and act on user data effectively.

The project is an interactive form builder designed for marketers, researchers, HR, sales, and customer experience teams to create engaging, conversational online forms, surveys, and quizzes.

Key Features:
Visually appealing conversational design optimized for high completion rates;
AI-powered data interpretation;
Workflow and logic builders for personalized experiences;
Brand customization options;
Seamless integrations with various tools to automate data collection and streamline workflows.

Position overview

We are seeking a highly skilled Full Stack Developer with deep expertise in Golang (backend) and React/TypeScript (frontend). The ideal candidate will take ownership of the full development workflow—from understanding business requirements, creating tasks, writing and testing code, through deployment and monitoring. This role requires strong autonomy, proactive communication, and the ability to deliver reliable, scalable solutions in a modern cloud environment.
This position operates according to the CET time zone.

Responsibilities

• Design, develop, and maintain backend services using Golang and frontend applications using React/TypeScript.
• Collaborate with product managers, designers, and other engineers to translate business requirements into technical solutions.
• Implement event-driven architectures leveraging Kafka for real-time data processing.
• Manage and optimize AWS environments, ensuring scalability and reliability.
• Define and maintain infrastructure using Terraform and deploy services in Kubernetes clusters.
• Build and maintain CI/CD pipelines in Jenkins for automated deployments.
• Ensure high-quality code through comprehensive testing and code reviews.
• Integrate AI tools and APIs (Claude, AWS Bedrock, Copilot) to enhance product capabilities.
• Monitor application performance and troubleshoot issues in production environments.
• Contribute to UI/UX improvements and ensure seamless integration between frontend and backend.
• Communicate progress, challenges, and solutions effectively within the team.

Requirements

• Strong, in-depth knowledge of Golang
• Experience delivering complex backend systems from design to production
• Solid background with Kafka and event-driven architectures
• Hands-on experience managing AWS environments
• Proficiency with Terraform for infrastructure-as-code
• Knowledge of deploying and operating services in Kubernetes
• Building CI/CD pipelines in Jenkins
• Proven ability to ensure quality through comprehensive testing
• Strong proficiency in React and TypeScript
• Experience contributing to front-end features, UI components, and client-side logic
• Ability to seamlessly integrate frontend with backend services

Nice to have

• Familiarity with AI tools and APIs (Claude, AWS Bedrock, Copilot)
• Excellent English communication skills (written and spoken)
• Self-driven and able to work independently while managing workload effectively

We invite you, a highly motivated and results-oriented Junior NOC Engineer, to join our team full-time and ensure the reliability and stability of the company's infrastructure.

Our team has unique expertise in research, analysis, and product development. By relying on technical insights and a data-driven approach, we create disruptive future-defining innovations of the fin-tech industry that remain our basis for success.

Responsibilities

• 8-hour shifts
• Monitoring the infrastructure with several monitoring tools
• Ability to communicate clearly and escalate problems
• Performing preliminary investigation of alerts
• Conducting basic triage of requests/problems
• Interacting with DevOps and Engineering teams

Requirements

• Hands-on experience in working with system monitoring tools (Grafana, Prometheus, Graylog, Opsgenie)
• 1+ years of relevant System/IT Administration experience
• Good understanding of Windows Server 2022, 2019 administration principles
• Experience and knowledge of networks
• Troubleshooting skills
• English Pre-Intermediate

Will be a plus

• Basic knowledge of PowerShell, Ansible
• Experience with MetaTrader
• Experience in the trading domain

We offer

• Compensation for tax expenses of private entrepreneurs in Ukraine
• Qualified assistance and support for Ukrainian private entrepreneurs
• 20 paid vacation days per year
• 10 paid sick leave days per year
• Medical insurance
• Opportunity to work remotely
• Professional education budget
• Language learning budget
• Wellness budget (gym membership, sports gear and related expenses)

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.

Why is it yours?

PwC SDC Lviv is not just a job. This is an opportunity:

• To really feel what it is like to work in an international company.
• Learn practical skills that will be relevant in a constantly changing world.
• To be part of a team that values your ideas and supports your growth.

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.

What awaits you?

We are looking for a Robotic Process Automation Specialist who is ready to go beyond standard RPA maintenance. This role combines support + active development, offering you the opportunity to work with new automation technologies enhanced with AI, influence how they evolve, and help global PwC clients transform their processes.

What you will do:

• Take ownership of rebuilding, enhancing, and maintaining automation solutions built in UiPath, Power Automate and other RPA tools.
• Work not only with existing robots but also contribute to the development of new automation modules, integrating AI‑based components and modern tech capabilities.
• Handle transition of newly developed solutions into operations: bug fixing, performance optimization, adjusting execution schedules, and delivering activity reports.
• Dive deep into clients’ operational challenges and help them turn their business processes into smart, automated workflows.
• Learn to configure/code business logic and automation objects — and apply these skills directly in live client environments.
• Work on creating or updating both business and technical documentation.
• Communicate with clients and internal RPA teams, ensuring smooth collaboration and professional delivery.

Core Requirements:

• Strong knowledge of VBA and/or SQL.
• Knowledge of HTML/CSS.
• English level at B2 and above for efficient communication.
• Hands-on experience with any programming language.
• Understanding of APIs and ability to work with integrations.
• Flexible, eager to learn, and motivated to work with modern AI-driven automation technologies.
• Proactive, responsible, and collaborative team player with good organizational skills.

Would be beneficial:

• Basic knowledge of .NET / C#.
• Experience with UiPath, Power Automate or other RPA tools.
• Confident communication with the ability to work directly with clients.
• Understanding of operational processes in Finance, HR, Banking or other business areas.

Ready for the challenge? Send your resume and join the team that shapes the future!

Privacy and personal data policy:
https://www.pwc.com/ua/uk/about/privacy.html

About Us:
The company is an innovative game development studio at the forefront of 3D mobile game creation. Currently in the early stages of development, we are committed to designing immersive, well-crafted gaming experiences powered by our proprietary game engine. Our team is international, consisting of developers, game designers, and 3D artists from Ukraine, Austria, Slovakia, and the Czech Republic, among other countries. 

We are looking for a highly skilled C++ Developer to join our talented team and contribute to the development of our cutting-edge 3D mobile games.

Your Responsibilities:
As a C++ Developer, you will be tasked with a variety of responsibilities, ranging from server-side coding to over-the-internet communication protocols, and adapting/modifying existing 3D engines (such as o3de). Depending on your expertise, you will be involved in:

• Developing and maintaining complex C++ code for mobile game applications.
• Working on client-server interactions using TCP/IP and other over-the-internet communication methods.
• Interfacing with other languages to ensure seamless inter-language communication.
• Collaborating with our game design and 3D development teams to optimize and improve our custom game engine.
• Conducting research and development (R&D) to implement cutting-edge algorithms and features within the game engine.

• Participating in the design and implementation of 3D graphics rendering.

   

Key Requirements:
We are seeking candidates with the following qualifications:

• 5+ years of professional experience in C++ development, with demonstrated success in real-world projects.
• In-depth knowledge of C++, including the Standard Template Library (STL), and familiarity with key C++ features (at least up to C++11).
• Experience working with TCP/IP and network communications is highly desirable.
• Familiarity with 3D graphics programming is a strong advantage.
• Experience in research and development (R&D) and algorithm design is a plus.
• Game development experience is a significant asset.

Hiring Process:
We value your time and make our hiring process efficient:

1. One-hour interview with a C-level executive.
2. Reference check, which includes a brief 10-minute conversation with your previous manager or colleague.

What We Offer:
We prioritize the well-being of our team members and provide a supportive work environment with plenty of room for growth:

• A remote-first position allowing for flexibility in work location.
• A flexible work schedule that accommodates your needs.
• Competitive, high-level compensation based on your experience and contributions.
• The opportunity to work on meaningful, high-impact projects.
• Support from a loyal and appreciative management team.
• A well-backed company with strong financial stability.
• Access to an array of interesting tasks and challenges, keeping your work varied and engaging.

Join our team and be a part of creating something truly special, while contributing to a project that supports a crucial cause.

YELK is a web development outsourcing agency that provides scalable digital solutions for SMEs and enterprise clients across the EU and the USA. We specialize in delivering custom web development, design, and AI integration services.

We are looking for a Lead Generation Specialist who will work primarily on UpWork. As a lead generator, you’ll help us generate qualified sales opportunities from Upwork, qualify customers, and assist the Sales Manager in closing deals.

Responsibilities:

• Scan & qualify opportunities on UpWork across different categories: UI/UX Design, No-Code Development, Web Development, and Data Science.
• Create high-quality bids and proposals.
• Track conversion rates, review analytics, and keep the CRM & pre-CRM up to date.

• Qualify customer replies and book calls with SQL.

   

Requirements:

• 2+ years of experience in UpWork lead generation.
• Upper-intermediate to advanced English proficiency, with fluent written communication.
• Ability to write concise, value-based proposals.
• Understanding of UX/UI Design and popular frameworks, approaches, and trends in Web Development.
• Deep understanding of lead qualification processes and reply management.
• High proficiency with Google Sheets, including filtering, combining lead databases, using formulas, and preparing .CSV files.

• Experience with HubSpot.

   

Would be a plus:

• Experience with LinkedIn email generation and campaign tools (such as Instantly, Smartlead, or similar), LinkedIn automation tools (such as Lemlist, HeyReach, Phantom Buster), and enrichment platforms (such as FullEnrich or similar).
• Experience in scraping data from various sources, building lead lists, enriching them, and validating emails using automation tools.

We offer:

• Paid 21 days of vacation and sick leave.
• Free morning schedule (start from 9 to 11 am).
• An engaging team environment where your voice is heard and initiatives are supported.
• Market competitive salary and benefits based on conversion rates.
• Educational budget, upskill courses, and workshops.
• 100% remote. 

We are seeking a highly skilled and proactive Software Engineer to assist a small, dedicated team to accelerate project software development for partial-discharge monitoring. The position involves the following:
- Development of a complex monitoring system for Gas-Insulated Switchgear, which extends the existing monitoring system with new peripheral devices for signal acquisition
- Development a desktop software frontend.

This dynamic role requires deep technical competence, agile problem-solving, and strong team collaboration. Experience with cybersecurity and/or computer networks is helpful.
 

Responsibilities:
Software Development & Architecture
- Design, implement, and maintain scalable software for desktop and web applications.
- Build backend systems using C# (.NET 8/Core), gRPC, SignalR, RESTful APIs.
- Define and implement automated tests
- Design and develop or support UI/UX.
- Handle database design and integration, for example using Entity Framework.
- Automate processes using shell scripts and similar tools.
- Document features and specifications with clarity and consistency.

Requirements
Technical Skills
- Programming languages: C# (.NET Core / Framework), shell scripting
- UI/UX development: Desktop UI technologies, notably Dart/Flutter very helpful
- Database management: Postgres and Entity Framework

Genesis is a full-service international IT company. More than 1,500 people in five countries create products for more than 200 million unique monthly users. We are one of the largest partners of Facebook, Google, Snapchat, and Apple in Eastern Europe. Our ecosystem consists of more than 15 companies and an investment fund.

EverHelp is a company in the Genesis ecosystem. We’re a team of professionals that’s developing outsourcing support services for plenty of products all over the world at a dynamic tempo. The project launched in 2021, and we've experienced a yearly growth rate of +82%. Since February 2022, we've managed to preserve all our workplaces, and, most importantly, we continue to strengthen our team while maintaining an employee satisfaction rate of over 90%.

We are looking for a Coaches Success Coordinator to support users via live chat and deliver a great customer experience.

Your future responsibilities include:

• Handle customer inquiries via live chat (Intercom) in a timely and professional manner.
• Ensure a positive customer experience by effectively resolving issues and supporting users throughout their journey.
• Work with freemium users and guide them toward paid plans by explaining the value of access to a real professional coach.
• Provide supportive, empathetic guidance and suggest basic self-help approaches aligned with the product’s purpose.
• Document conversations and updates accurately in the CRM system.
• Collaborate with the team to maintain high service quality and customer satisfaction.

• This is a 3-month contract role with the possibility of extension based on performance and business needs.

   

Needed experience & skills:

• At least 6 months of experience in customer support or a related field.
• English level B2+.
• Clear communication skills, empathy, and a customer-focused mindset.
• Ability to solve problems, think critically, and pay attention to details.
• Comfortable working with CRM systems (Intercom is a plus).

• Proactive, adaptable, and open to feedback.

   

Working hours:

2/2 - Kyiv time:
Shift options:

• 07:00 - 16:00    
• 15:00 - 00:00    
• 23:00 - 08:00  (1 night shift per week is mandatory)

Recruitment process:
Intro call with our recruiter;
Test task;
Interview with our hiring manager.

Work with EverHelp is about:

• 20+ vacation days and unlimited sick leaves,
• Ability to work fully remotely,
• A professional team of specialists, ready to share their expertise, along with internal communities and team activities, fosters continuous learning and development both within the team and on an individual level,

• Opportunity for a career growth. 32% of our teammates obtained a new role during their first year of work in our company. 86% of our Team Leads have been our Customer Support Agents in the past.

   

Submit your resume and join our team!

Description:

We're looking for an experienced Google Ads specialist who knows both Search and Display networks inside out. This is hands-on work managing live campaigns daily, not strategy decks.

What you'll be doing:

• Managing Google Ads campaigns across Search and Display networks
• Driving high-volume desktop traffic to landing pages
• Keeping CPC as low as possible while maintaining traffic quality
• Building and testing ad creatives, audiences, and placements
• Setting up and optimizing Display campaigns with manual placements and exclusions
• A/B testing ad copy, bidding strategies, and targeting
• Daily monitoring and adjusting bids, budgets, and negative keywords
• Reporting on performance metrics (CPC, CTR, conversion rates, spend)

Must-have:

• 2+ years hands-on Google Ads experience (not just certifications)
• Strong experience with both Search AND Display campaigns
• Proven ability to drive desktop-heavy traffic (not mobile-first)
• Track record of keeping CPC low on competitive terms
• Experience with manual CPC bidding and bid adjustments
• Knowledge of placement exclusions and audience layering on Display
• Comfortable managing multiple campaigns and accounts simultaneously
• Can show real results - screenshots, case studies, or portfolio

Big plus:

• Experience with lead generation campaigns
• Familiar with European markets (FR, BE, DE)
• Experience managing large daily budgets ($500+/day)
• Knowledge of Google Ads scripts or automated rules
• Experience with landing page optimization for Quality Score

What we offer:

• Long-term ongoing work
• Fast communication, no bureaucracy
• Performance bonuses for hitting CPC/volume targets
• Full autonomy on campaign management
  
  
  Candidate needs to be comfortable working with aggressive/gray landers.

Requirements:

• A bachelor’s degree and a minimum of 2 years UI/UX design experience for digital products or services;
• Experience in creatives for social ads (or advertising)
• A portfolio of professional UI/UX design work for both web and mobile platforms;
• Intermediate+ English, both written and verbal is a must;;
• Working knowledge of the following technologies and software: Figma, Sketch, InVision, Visio, HTML, CSS (SCSS), iOS, Android, Design Systems, and Adobe Creative Suite;

• Multi-tasking and time-management skills, with the ability to prioritize tasks;

   

Responsibilities:

• Review and audit existing user flows (search, onboarding, booking, dashboard) to identify UX friction points and quick wins
• Developing and conceptualizing comprehensive UI/UX design propositions based on client's brief;
• Producing high-quality UX design solutions through wireframes, visual and graphic designs, flow diagrams, storyboards, site maps, and prototypes;
• Iterate on design proposals based on stakeholder feedback and business objectives
• Collaborating with the product team, and business and tech team to ensure the creation and delivery of tailored experiences for the digital user;
• Providing advice and guidance on the implementation of UX research methodologies and testing activities in order to analyze and predict user behavior;

Would be a plus:

• Experience in video creation via AI
• French speaker

Expectations:

Strong skills in Delphi developing

Teamwork and excellent interpersonal communication skills

What we offer:

Remote and flexible work schedule

Friendly team, absence of bureaucracy, quick resolution of any issues

3 Sick Day per year

B2B contract

20-35 $ /hour

We’re excited to welcome Customer Support Agents who speak Spanish or Portuguese, enjoy helping people, and want to grow together with a supportive team.
 

What you'll be doing:
- Helping customers with their questions and concerns across multiple channels (chat, email, phone calls, etc.)
- Staying in touch with the team during your shift to solve issues faster together
- Making sure each customer gets clear, friendly, and helpful responses

What we’re looking for:
- Prior experience in support? Great!
No experience? Also great — we love people who are eager to learn!
- You’re okay with rotating shifts: 
Morning: 07:00—15:00 
Evening: 15:00—23:00 
Night: 23:00—07:00 (Night shifts come with bonuses 💰)
- You're calm under pressure and genuinely care about helping people
- You’re comfortable communicating in Spanish or Portuguese, both written and spoken — at least B1–B2 level

What you’ll get:
- 100% remote work — wherever you feel most productive
- Extra bonuses for night shifts
- Full onboarding & training — we won’t leave you guessing
- Supportive startup vibe — small team, no bureaucracy
- Room to grow and become a pro in customer support
 

If you're someone who enjoys solving problems and making someone’s day a little easier — we’d love to hear from you! 🚀

Job Summary:
 

We are seeking an experienced Email Marketing Specialist to own and execute our email marketing operations end-to-end. This role is fully focused on email performance — managing multiple ESPs, driving inbox placement, creating compelling content, updating HTML templates, and delivering consistent, measurable results.

This is a hands-on role for someone who lives and breathes email: strategy, execution, deliverability, content, and optimization. You’ll work across multiple ESPs and domains, ensuring campaigns are compliant, well-designed, properly warmed, and performing at scale.

Strong attention to detail, accountability, and a results-first mindset are essential.

Key Responsibilities:

1. Email Marketing Execution

• Plan, build, and execute email campaigns across multiple ESPs
• Manage day-to-day sending operations with a focus on reliability and performance
• Ensure campaigns are compliant, properly authenticated, and aligned with best practices
• Deliver consistent inbox placement and engagement results

2. ESP Management

• Register, configure, and manage accounts across multiple Email Service Providers (ESPs) when needed.
• Complete ESP onboarding, compliance reviews, and approval processes
• Communicate with ESP support teams to resolve issues and maintain healthy sending status
• Track ESP limits, sending volume, usage, and performance

3. Deliverability & Reputation Management

• Execute domain and inbox warm-up strategies
• Monitor deliverability metrics including inbox placement, bounces, complaints, and blocks
• Identify and resolve spam filtering or reputation issues
• Proactively protect sender reputation across ESPs and domains

4. Content & HTML Templates

• Create, edit, and optimize email copy for performance and compliance
• Build and update clean, responsive HTML email templates
• Customize templates for different campaigns, ESPs, and audiences
• Ensure emails render correctly across major inbox providers and devices

5. Performance Monitoring & Optimization

• Track and analyze key metrics: delivery rate, bounce rate, complaint rate, engagement signals
• Identify trends and opportunities to improve performance
• Provide clear performance summaries and recommendations
• Continuously test and refine content, templates, and sending strategies

Required Skills & Experience:
 

• Proven experience as an Email Marketing Specialist
• Hands-on experience working with multiple ESPs
• Strong understanding of email deliverability and sender reputation
• Ability to create and modify HTML email templates
• Strong copywriting and content optimization skills
• Comfortable managing high-volume email workflows
• Excellent organization, attention to detail, and follow-through

Nice to Have:

• Experience managing multi-domain email programs
• Familiarity with warm-up tools or internal warm-up processes
• Understanding of inbox provider behavior (Gmail, Outlook, Yahoo, etc.)
• Technical or scripting experience (helpful, not required)
   

Compensation: Based on experience and discussed during the interview

Work Schedule: PST hours (8:00 AM – 4:00 PM)

Work Location: Remote

The project is a scheduling platform designed to help hospital emergency departments transition from static staff planning to a dedicated, flexible scheduling system. The application is business-critical and must support rapid schedule changes, clear and well-structured data, and reliable reporting within a healthcare environment.

We offer:

We offer a warm, friendly, and collaborative environment, with constant support and knowledge sharing, a well-organized working process, and opportunities for professional growth. We’ve created a strong corporate culture based on transparency, freedom, honesty, and partnership. Join our passionate professional community!

Requirements:

• 8+ years of commercial experience in backend software development
• 4+ years of experience in software development with Golang
• 2+ years of team leadership is a must 
• Experience with Domain-Driven Design (DDD), Clean Architecture
• Experience developing and using RESTful services or Web APIs
• Experience with distributed systems and routing/messaging
• Experience with PostgreSQL
• Creative and detail-oriented personality with excellent communication skills
• Willingness to be a subject matter expert, learn new things, and work in a team
• Experience with legacy systems and modernization
• Strong experience with AWS 
• English level - C1 
• Education: Degree in Computer Science or similar

Would be a plus:

• Experience with open-source development
• Experience with React.js and Node.js
• Understanding the React Native mobile development

• Experience with Datadog

   

Responsibilities:

• Leading development team
• Communicating with a client accurately and clearly; gathering requirements, setting and following priorities
• Developing high-quality, testable, and high-performance software
• Continuously striving for improvement within the team
• Troubleshooting technical issues in real-time

Our engineering team is on the lookout for a talented Full-Stack Engineer with expertise in Node.js and React to help us build and scale our cutting-edge iGaming platform.

In this role, you'll design and deliver end-to-end solutions that power seamless, secure, and high-performance experiences for players worldwide. From crafting robust backend services to building sleek, responsive interfaces, you'll transform product ideas into reality using a modern stack that includes Node.js, React, and Next.js.

This is an exciting opportunity to work in a fast-moving environment where your contributions will have a direct global impact.

Required Qualifications

• 2-3+ years of commercial software development experience building complex web applications.
• Strong full-stack experience, including production experience with Node.js.
• Solid knowledge of both SQL and NoSQL database design, optimization, and management.
• Proficiency in TypeScript, Zustand/Redux and Tailwind.
• Hands-on experience with React and Next.js for interactive web applications and platform-specific optimizations.
• Familiarity with SSR and SPA architectures, reactive programming, and state management.
• Experience writing unit, integration, and failure tests.
• Experience with Docker and understanding of CI/CD concepts and benefits.
• Understanding of OOP and FP paradigms, their strengths and trade-offs.
• Working proficiency in written and spoken English.

Preferred Qualifications and Bonus Points

• Industry experience in Fintech or iGaming.
• Strong grasp of SOLID, GRASP, design patterns, and DDD concepts.
• Experience with high-load systems, service-oriented or microservice architectures or event-driven systems.
• Experience with blockchain, cryptocurrency or payment systems integrations in context of iGaming or Fintech.
• Fluency in Russian or Ukrainian.

What You'll Do

• Design, build, test, and deploy secure, scalable features across backend, web, and mobile clients.
• Develop high-performance backend logic, APIs, integrations, and data access layers.
• Build responsive, complex UIs for web and mobile, ensuring optimal user experience.
• Optimize system performance through caching, database access tuning, and global traffic scaling.
• Write comprehensive unit, integration, and E2E tests to ensure reliability and prevent regressions.
• Collaborate closely with Product, Design, QA, and other stakeholders to deliver solutions on time.
• Troubleshoot complex issues and evaluate new technologies to enhance the platform.
• Maintain clear and thorough technical documentation.

We Offer

• Competitive compensation, aligned with candidate's skills and experience.
• Remote-first environment with flexible hours, with core collaboration in European time zones.
• Corporate equipment: MacBook Pro for candidates based in Ukraine.
• Established development practices, cutting-edge technology stack with complex tasks and global impact.
• Friendly, supportive team and a value-driven culture.
• Paid vacation and sick leave.