Jobs Node.js

BigD is seeking a talented Strong Junior/Middle Backend developer to join our dynamic team. BigD is an iGaming operator focused on the LATAM (top brand). But that’s not all — we also have a thriving Affiliate Program, a handy Payment solution, and an AI user acquisition solution. We are a big family of over 500+ creative minds.

What to do:

• Develop and maintain backend services using Nest.js and TypeScript.
• Design and implement RESTful/GraphQL APIs for internal and external use.
• Work with message brokers (RabbitMQ / Kafka) to handle asynchronous communication and event-driven processes.
• Build and optimize database schemas in PostgreSQL and MongoDB.
• Use Redis for caching and data optimization (good to have).
• Ensure application performance, scalability, and reliability in a high-load environment.
• Write unit and integration tests to maintain code quality.
• Participate in code reviews and contribute to team knowledge sharing.
• Collaborate with frontend developers, DevOps, and product managers to deliver features on time.
• Troubleshoot and debug production issues.
   

We are looking for:

• 1.5–3 years of commercial experience as a Backend Developer (Node.js / Nest.js).
• Strong knowledge of TypeScript and JavaScript (ES6+).
• Experience with Nest.js or other Node.js frameworks.
• Hands-on experience with RabbitMQ or Kafka.
• Solid knowledge of SQL (PostgreSQL) and NoSQL (MongoDB).
• Basic understanding of Redis (or willingness to learn).
• Understanding of microservices architecture and event-driven systems.
• Familiarity with Docker, CI/CD pipelines, and cloud environments (AWS/GCP/Azure is a plus).
• Knowledge of software design principles (SOLID, clean code).
• Experience with Git and collaborative workflows (GitFlow, Pull Requests).
  
  Working conditions:
• Direct communication with the core TEAM
• 28 calendar days of vacation
• Paid sick leave
• Sports compensation
• Compensation for courses and training
• Day off for birthday
• Flexible work schedule
• Regular salary reviews
• Salary paid at a favorable rate
• Non-toxic work environment, free of bureaucracy
• Stable salary payment

Who are we, and what do we aspire to?
Liven is a product company that builds a companion for self-discovery.
We believe that self-discovery is a lifelong journey and want to help people navigate it every step of the way. That’s why Liven is building a system of tools to help people compose themselves and grow into who they want to become.
People use Liven to track their mood, process emotions, and untangle thoughts by chatting with an AI companion. They build new routines with a task planner, explore how their brain and body react to trauma through personalized courses, take well-being quizzes, and relax or refocus with soundscapes.
Our goal is to become the most trusted self-discovery companion globally. Liven is here to define and lead the mental wellbeing category. We aim to earn global trust by building an ecosystem of context-aware products for self-care and improvement. Our brand is optimistic and whimsical, yet wise and practical. We’re Liven! We bring joy back to life!

What will you enjoy most about being on the Liven team?
Since 2023, we’ve been scaling non-stop. We’re expanding the product, the team behind it, and our global reach. Liven has grown a lot since it was just a team of four. But our priority remains the same: building a vibrant culture where we share ideas, speedrun through challenges, and shape the business together.

The Role You’ll Own Senior/Lead Backend Engineer

• Owning backend development within the product domain and actively shaping technical decisions
• Working closely with stakeholders to turn business needs into practical, well-designed solutions
• Setting a high bar for code quality and encouraging best engineering practices in everyday work
• Collaborating with cross-functional teams to improve system integration and make processes smoother
• Continuously evolving the codebase, architecture, services, and development practices
• Leading, mentoring, and coordinating the backend development team

Preferred Experience:

• 5+ years of hands-on backend development experience (Node.js or Python)
• Experience in people management, with a genuine interest in growing and supporting a team (will be a plus)
• Strong communication skills and the ability to work effectively with both technical and non-technical stakeholders
• Ability to work within a dynamic environment

Our Stack:

Node.Js, Nest.js, Typescript, Postgres, Redis, Mongodb, BigQuery, GCP

Why Liven?
People join Liven to bring to life the aspirations they once only dared to imagine.
Here’s what we offer to support you personally and professionally while you grow with us:
— A culture that values your ideas and empowers initiative.
— A growing team of over 150 passionate professionals.
— Health insurance, in-house doctor, and massage therapy.
— Internal professional clubs on marketing, development, payments, customer experience, and entrepreneurship.
— Sports and passion clubs: functional training, stretching, yoga, running, board games and more.
— Opportunities for continuous learning and growth.
— Meaningful work that makes a real impact.We also fund projects that help overcome the consequences of the war and contribute to Ukraine’s recovery through the SKELAR foundation, a charity created and run by our employees.
If you want to shape a product that helps people face challenges, process emotions, heal from trauma, rebuild a positive self-image, and rediscover joy — Liven is the place for you!

N-iX is looking for a Lead/Senior Node.js Engineer for one of our clients.

The first Israeli SMS aggregator - connecting businesses of all sizes to the world with an API that developers love with a live, large-scale messaging platform powering tens of millions of events daily under strict SLA requirements. We provide the backbone infrastructure that enables reliable and real-time communication at scale.

Role mission
Join the core engineering team of client, a live large-scale messaging platform, and act as a production-grade backbone engineer responsible for systems processing tens of millions of events per day under strict SLA requirements.

This is a long-term, full-time role focused on stability, scalability, and reliability, rather than feature velocity at the expense of quality.

Key Responsibilities:

• Design, develop, and maintain large-scale messaging and event-driven backend platforms.
• Drive migration initiatives from monolithic to microservices architectures.
• Champion low-latency, real-time system operation (WebSockets, Socket.IO, streaming pipelines).
• Ensure reliability and observability through strong monitoring and incident handling systems.

• Collaborate and integrate deeply with the engineering team to guarantee long-term platform evolution and quality.

   

Mandatory Experience:

• Backend Engineering: 6+ years of hands-on backend experience.
• Expertise: Node.js, TypeScript at a production and expert level.
• Architecture: Microservices design and migration from monoliths.
• API Design: REST, OpenAPI / Swagger.
• High-Load Messaging: Proven experience with high-throughput systems; message queues/event-driven (Kafka or RabbitMQ mandatory).
• Resilience: Handling backpressure, retries, DLQs, idempotency, rate limiting, failure isolation.
• Realtime Systems: Experience with realtime systems (WebSockets, Socket.IO, WebRTC, streaming pipelines), processing telemetry or delivery reports.
• Databases & Caching: PostgreSQL/MySQL (schema design, performance tuning), Redis for caching/buffering.
• Cloud & Deployment: Strong experience with GCP, Docker, CI/CD pipelines.
• Observability: Prometheus, Grafana, Datadog, Sentry, or Kibana.

• Production Readiness: Experience in incident response and on-call rotations.

   

Strong Advantages (Nice to Have):

• Payments, fintech, or banking system experience.
• Security and authentication (JWT, OAuth2).
• Infrastructure as Code (Terraform).
• Kafka at scale.
• Technical leadership, system ownership roles.

• Experience with unstable third-party APIs.

   

Soft Skills:

• Strong ownership and system-level thinking.
• Calm under pressure, Excellent English communication.
• Team-first orientation (not freelance-focused).

• Proactive and independent within a collaborative environment.

   

We offer*:

• Flexible working format - remote, office-based or flexible
• A competitive salary and good compensation package
• Personalized career growth
• Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
• Active tech communities with regular knowledge sharing
• Education reimbursement
• Memorable anniversary presents
• Corporate events and team buildings
• Other location-specific benefits

*not applicable for freelancers

Join us as a Senior Node.js Developer and become part of a team that builds an innovative product with clean code, bold solutions, and a strong team spirit! You’ll work directly with stakeholders, influencing key decisions and driving product growth.

Zeely AI is a platform that leverages artificial intelligence to generate viral UGC videos and ad banners, and to launch effective ad campaigns on Facebook and Instagram — helping small businesses get noticed and grow. We already have 1 million users in the US, making us one of the Top 3 players in our vertical on the American market by active user count. 

Zeely is a stable product, growing more than 4x annually in the US, with a team of 130+ professionals. We are proud to be part of the Google for Startups Alumni community and official partners of Meta and TikTok. In 2024, Zeely was recognized among the Top 25 fastest-growing startups in Ukraine by Forbes.

Your key responsibilities:

• Developing and maintaining the back-end of web applications
• Designing and building REST APIs
• Working with PostgreSQL and Redis databases
• Integrating with third-party APIs
• Building and deploying applications on AWS (EC2, S3, CloudFront)
• Writing unit and integration tests
• Optimizing application performance
• Debugging and troubleshooting issues
• Writing technical documentation
• Conducting code reviews

What we’re looking for:

• 5+ years of commercial experience with Node.js applications
• 1+ years of experience with microservices architecture
• 2+ years of hands-on work with Redis and PostgreSQL/MySQL (data modeling, indexing, caching, ORM such as Prisma/TypeORM/Drizzle ORM)
• Experience with AWS
• 2+ years of experience with message brokers
• 1+ years of experience with Docker
• Understanding of scalable and reliable system design principles
• Experience with version control systems (Git)

Nice to have:

• 1+ years of experience with the NestJS framework
• Experience with payment systems
• Valid AWS certification
• Commercial experience with high-load systems
• Experience building back-end for iOS, Android, and web applications
• Experience with Terraform/Pulumi
• Commercial experience with AI APIs
• English level: Upper-Intermediate

Why it’s exciting to work with us:

• Work with cutting-edge technologies and contribute to building AI-powered tools
• Join a strong A-level team that motivates you to grow and achieve more
• Remote-first approach: work from anywhere, with the option to visit our offices in Warsaw and Kyiv
• Paid day offs and sick leaves — we care about your work-life balance
• Regular performance reviews to ensure your growth is transparent and rewarded
• Financial support — consultations for private entrepreneurs from our dedicated finance team

Recruitment process: Intro call > Test Task > Technical Interview > Final Interview > Reference check > Offer

Send us your CV — we’d love to get to know you better!

Our Customer:

A global technology company developing real-time video augmentation and rendering infrastructure for broadcast and streaming environments.

Your tasks:

• Develop and maintain the backend pipeline to monitor, synchronize, and manipulate video streams such as SRT & HLS and MySQL resources on the cloud;
• Integrate and manage modules written both in C++ and Node.js;
• Implement a complex metadata system over AWS, including S3 security access and acceleration;
• Design and deploy backend architecture (NodeJs) to manage data allocation and pipeline control;
• Create and maintain a dashboard to monitor pipeline status and performance.

Required Experience and Skills:

• Over 5 years of experience with Node.js;
• Experience with AWS, including S3, RDS, and CloudFront;
• Experience in real-time video processing;
• Deep understanding of rendering synchronization techniques for multimedia content in a web browser environment;
• Hands-on experience with WebGL;
• Familiarity with DRM video streams (SRT, HLS) and Image Processing in the browser;
• Excellent problem-solving skills and attention to detail;
• Ability to work independently and in a collaborative team environment;
• Strong communication skills;
• English – Upper-Intermediate.

Would be a plus:

• Experience with database management, particularly MySQL;
• Experience with C++ realtime programming;
• Knowledge of modern DevOps practices and tools;
• Previous experience with sports broadcasting and AR technology.

Working conditions:

• Remote work;
• 5-day working week, 8-hour working day

About the Role

Our client, a national wholesale mortgage lender, is hiring a Vue.js / Node.js Full Stack Senior Developer to support internal mortgage platforms.

You will join a small development team within a large organization. The role requires ownership and initiative.

This is a 6-month contract with the possibility to convert to long term based on performance and business needs.

Responsibilities

• Build and maintain applications using Vue.js and Node.js
• Develop REST APIs and backend services
• Deploy applications in a cloud environment (Azure preferred)
• Contribute to CI/CD pipelines
• Troubleshoot production issues
• Write technical tickets, define scope, and break down work independently
• Plan tasks and move features from concept to deployment

Requirements

• 8+ years of full-stack development experience
• Strong experience in at least two of the following:
  • Node.js
  • TypeScript / Express
  • Vue.js
  • Real estate / mortgage systems
• Experience working in small teams
• Ability to work independently and proactively
• Cloud deployment experience
• Authorized to work in the U.S. (not for Djinni)

Qualification Flexibility

Candidates do not need to match every requirement.

If you have strong experience in at least two core areas (for example: mortgage systems + Node.js, or Vue.js + Express), you are encouraged to apply.

We are a Ukrainian product company developing a growing gaming platform and are looking for a Backend (Node.js) Developer to join our team.

Requirements

• 4+ years of hands-on experience with Node.js
• Experience working with MySQL
• Hands-on experience with Kafka
• Understanding of building scalable, high-performance backend services
• Experience writing clean, testable, and maintainable code
• English level B1 or higher

Responsibilities

• Develop reusable, testable, and efficient backend code
• Design and build low-latency, highly available, and high-performance services
• Implement data security and protection mechanisms
• Integrate data storage solutions (databases, key-value storage, etc.)
• Collaborate with DevOps on application deployment across environments
• Improve and unify backend services across the product

Nice to Have

• Experience with Redis
• Experience with CI/CD pipelines (GitLab is a plus)
• Experience with Fastify
• Experience with Sequelize

What We Offer

• Work in a strong product team
• Flexible working hours
• Medical insurance
• Sports compensation
• Psychological support
• Free language classes (English, Spanish, German)
• 18 paid vacation days + paid sick leave
• Team buildings and corporate events
• All necessary equipment for comfortable work

Technical Lead — Promotional Features Tech Team “Boosters”

Focus: High-load, distributed, player-facing promo features (network promotions)

Role type: Hands-on Tech Lead (80% delivery / 20% team leadership)

Why this role

We’re scaling Playson’s Promotional Features domain and building the Boosters direction further as part of our growth. This is a hands-on leadership role where you’ll personally build and ship production-ready features and own the technical direction of the Boosters team. Performance, scalability, and reliability are non-negotiable.

Boosters is responsible for player-facing network promotional features such as:

• Tournaments
• Free Spins
• Progressive Jackpots
• Smart Prize Drop Systems

Team & Collaboration model

Tech Boosters is an end-to-end cross-functional squad including:

• Full-stack & Backend Engineers
• Automation QA & Manual QA
• SRE

Product Boosters

• Product Manager
• Product Designer
• Product Analyst

There is no classic Product Owner/PM in the squad. You’ll work with a product commercial manager who acts as the customer — defines what is needed, why and how fast it is needed on the market. Your tech team owns how it will be built and when it will be delivered.

What you bring:

• Strong proficiency in Node.js and TypeScript (our primary backend stack). We’re also open to strong backend engineers from other ecosystems (e.g., Go, Java, C#, C++) who are ready to ramp up quickly.
• Strong understanding of asynchronous programming and concurrency patterns.
• Experience building distributed systems and working with messaging and coordination tools (e.g., Kafka, RabbitMQ, NATS, distributed locks).
• Experience with gRPC in production environments.
• Solid knowledge of databases: relational (MySQL, PostgreSQL), columnar (ClickHouse), and NoSQL (DynamoDB, MongoDB).
• Experience with cloud platforms (AWS/GCP/Azure) and Kubernetes.
• Skilled in building and maintaining unit and end-to-end tests.
• Proven track record of delivering production-ready solutions.
• Experience working with large-scale microservices architectures.
• Degree in Computer Science or a related field (or equivalent practical experience).

Preferred additional qualifications:

• Understanding of application security and industry best practices.

What you will be doing:

• Own technical decisions and technical part of the products and architecture for Boosters services (hands-on, production-grade).
• Develop and maintain backend applications for promotional features.
• Drive delivery as a key contributor: tech design → implement → test → release → operate.
• Optimize existing systems for performance, scalability, and reliability in a distributed environment.
• Lead the team execution with a “PoC-first” approach: fast validation → measurable outcomes → production hardening.
• Conduct code and architectural reviews; set engineering standards and best practices.
• Be the go-to technical owner: any tech problem in the domain is your problem to solve (with the team).
• Participate in on-call rotation and continuously improve operability (monitoring, alerting, runbooks, incident reviews).
  What we offer:
• Remote-first with flexible working arrangements across Europe or Ukraine
• Competitive compensation package (with performance-based bonuses up to 50%)
• Unlimited paid vacation & sick leave (B2B model)
• Premium health insurance (for you + 1 family member)
• Learning & development support (courses, certifications, mentoring, conferences)
• International exposure — attend industry expos, team gatherings & global meetups

Code&Care — is a successful full-stack development company, which provides clients with high-quality development assistance worldwide.

Now our team has a position for Full-Stack Developer (Node.js + Vue.js).

Requirements:

• 3+ years of commercial experience with Node.js
• Strong experience with Vue.js
• Solid knowledge of TypeScript
• Experience with MongoDB
• Hands-on experience with AWS (EC2, S3, etc.)
• Understanding of REST APIs and backend architecture
• Experience with Git
• Upper Intermediate English level

What the company offers:

• Constant and interesting work with foreign clients
• Flexible working hours
• 50% cost compensation of sports, English lessons
• Annual paid 30 days vacation and paid sick days
• Medical insurance policy

Responsibilities:

• Develop and maintain backend services using Node.js
• Build and improve frontend features using Vue.js
• Work with MongoDB databases
• Deploy and maintain applications in AWS
• Collaborate with cross-functional teams
• Participate in code reviews and technical discussions

Code&Care — is a successful full-stack development company, which provides clients with high-quality development assistance worldwide.

Now our team has a position for Full-Stack Developer (Node.js + Vue.js).

Requirements:
• 3+ years of commercial experience with Node.js
• Strong experience with Vue.js
• Solid knowledge of TypeScript
• Experience with MongoDB
• Hands-on experience with AWS (EC2, S3, etc.)
• Understanding of REST APIs and backend architecture
• Experience with Git
• Upper Intermediate English level

What the company offers:
• Constant and interesting work with foreign clients
• Flexible working hours
• 50% cost compensation of sports, English lessons
• Annual paid 30 days vacation and paid sick days
• Medical insurance policy

Responsibilities:
• Develop and maintain backend services using Node.js
• Build and improve frontend features using Vue.js
• Work with MongoDB databases
• Deploy and maintain applications in AWS
• Collaborate with cross-functional teams
• Participate in code reviews and technical discussions

We’re looking for a Backend/Infrastructure Engineer (AWS + Node.js/TypeScript) to build and maintain backend and infrastructure components on AWS — automation, APIs, and shared platform services — so other team members can focus on customer-specific tasks.

Key responsibilities

• Develop and maintain backend services and APIs (Node.js / TypeScript).
• Perform AWS infrastructure work: set up and support services, automation, and deployments.
• Work with Infrastructure as Code (CloudFormation) and ensure stable releases/updates.
• Collaborate with the team to keep the platform layer reliable and easy to use.

Requirements

• English B2 (working proficiency).
• Experience in JavaScript / TypeScript development.
• Hands-on understanding of AWS, including: Lambda, S3, RDS, CloudFormation.
• Experience with GitHub and GitHub Actions (CI/CD).

Nice to have

• Knowledge/experience with logging and monitoring for AWS deployments (e.g., CloudWatch and structured logging approaches).

We are looking for a Senior Full-Stack Node.js/React.js Developer with a strong backend focus to join our team and help build and maintain modern education-focused digital products.

Requirements:

• 5+ years of commercial experience with JavaScript
• Experience with React.js
• Experience with Node.js / Nest.js
• Strong understanding of OOP and design patterns
• English — B2
   

Responsibilities:

• Develop and maintain backend services and internal systems
• Deliver clean, maintainable, testable code
• Work with relational and NoSQL databases
• Collaborate with the team to design effective technical solutions
• Stay up-to-date with modern development trends

We offer:

• Regular salary reviews and opportunities for career growth
• Regular code reviews.

We are looking for a Middle Node.js Developer with 3+ years of programming background to join a mature SaaS ad-tech platform and work on a data-intensive, high-load system used by hundreds of global clients.

JOB REQUIREMENTS

Must have:

• 3+ years of commercial experience in backend development
• Strong hands-on experience with Node.js and TypeScript
• Solid knowledge of AWS services (S3, Lambda, SQS, CloudWatch, API Gateway, CloudFormation, CDK, AWS SDK)
• Experience with serverless architectures
• Strong experience with MongoDB
• Upper-Intermediate English (direct communication with the client)

Nice to have:

• Experience with SQL and analytical databases (Snowflake, AWS Athena)
• Experience working with high-load systems
• Experience with GCP, especially BigQuery

PROJECT

Customer:
Global UK startup

Type:
SaaS, ad-tech, e-commerce 

Product:
The product is a SaaS platform that helps brands optimize sales and advertising across major marketplaces such as Amazon, Shopify, and Walmart etc. It processes huge volumes of data daily and uses ML and analytics to automate advertising decisions, optimize budgets, and provide actionable business insights to customers.

Market:
Global 

Stage:
Growing and mature product

Project team:
3 Full-stack developers, 1 QA/Lead
All developers work in close collaboration with the client

Technical stack: Node.js, TypeScript, AWS (S3, Lambda, SQS, CloudWatch, API Gateway, CloudFormation, CDK, SDK), Serverless, MongoDB, Snowflake, AWS Athena, BigQuery

Work schedule:
Full-time working day, the full remote is available

Key achievements:

• High-load system processing large volumes of data daily
• Around 500 enterprise clients (Fortune 500-level companies)
• Product uses ML / AI components for analytics and automation
• Long-term cooperation between TechMagic and the client (5+ years)

Interview stages

1. Call with the recruiter
2. Technical interview 
3. Client interview 

Our Benefits

• Projects with modern JS stack (React.js, Angular, Node.js)
• Strong JavaScript community at the company (90+ developers)
• Work from anywhere (fully remotely or in our office)
• Paid vacations and sick-leaves, additional days-off
• Wellness: medical insurance / sport compensation / health check-up
• Education: tech talks, educational courses, paid certifications, English classes
• Fun: team activities, branded gifts
• One of the best IT employers in Lviv / Ukraine based on DOU rating

About the Role

We are looking for an experienced Senior Developer to lead and deliver advanced e-commerce solutions on Shopify. You will be responsible for building custom plugins, integrations, and scalable modules that power complex online businesses.

This role combines deep Shopify expertise with strong backend and frontend skills, working closely with product, design, and business teams.

Key Responsibilities

Shopify & E-commerce Development

• Design, develop, and maintain custom Shopify apps and plugins
• Customize Shopify themes and storefronts (Liquid, Hydrogen, APIs)
• Build and optimize advanced product workflows and checkout experiences
• Implement custom features such as:
  • Build-Your-Own-Box (BYOB)
  • Rating & Reviews Systems
  • Wishlist & Favorites
  • Subscription & Loyalty modules
  • Custom pricing and B2B logic

Systems Integration

• Develop and maintain ERP / MIRP / CRM integrations
• Implement automated data synchronization:
  • Orders
  • Inventory
  • Customers
  • Pricing
  • Invoices
• Build middleware services and APIs
• Ensure data reliability and performance

Reporting & Data

• Create custom reports
• Build automated exports and analytics tools
• Support financial, sales, and operational reporting
• Optimize data pipelines

Required Skills & Experience

Core Skills

• 3+ years of professional development experience
• Strong expertise in Shopify ecosystem
  • Custom Apps (REST & GraphQL APIs)
  • Webhooks
  • Admin APIs
  • Checkout Extensions
• Advanced knowledge of:
  • JavaScript / TypeScript
  • Node.js
  • REST & GraphQL APIs
• Experience with ERP / backend integrations
• Solid understanding of databases (SQL / NoSQL)

Shopify & E-commerce

• Theme customization (Liquid, HTML, CSS)
• Shopify Plus experience (nice to have)
• App development and deployment
• Performance optimization

DevOps & Tools

• Git / GitHub / GitLab / Bitbucket
• CI/CD pipelines
• Cloud platforms (AWS / GCP / Azure – bonus)
• Docker (bonus)

Bonus / Nice-to-Have Skills

• React / Next.js / Hydrogen
• Headless commerce
• Microservices architecture
• BI / analytics tools
• Payment gateway integrations
• Internationalization & multi-market setups
• Accessibility (WCAG)

Soft Skills

• Strong problem-solving mindset
• High attention to detail
• Ability to work independently
• Excellent communication skills
• Experience working with stakeholders
• Mentoring mindset

What We Offer

• Competitive salary / contract rate
• Flexible working hours
• Remote-friendly environment
• Challenging international projects
• Long-term growth opportunities
• Modern tech stack

Why Join Us?

You will work on complex, high-impact e-commerce systems, combining:

✔️ Custom Shopify development
✔️ Enterprise integrations
✔️ Scalable architecture
✔️ Modern frontend

You will have real ownership and influence over technical decisions.

We are building a high-performance, real-time slot gaming platform and are looking for a Senior Backend Developer who will take ownership of our entire backend direction.

🧩 What you’ll do

• Own and drive the backend direction of the company as one of the key technical leaders;
• Design and implement new game mechanics on top of our existing PGS, extend its capabilities, and contribute to core gameplay engine development;
• Architect scalable, secure, and high-performance backend services using Node.js and TypeScript;
• Work closely with Game Logic, Frontend, and DevOps teams to ensure seamless integrations, real-time performance, and platform-wide consistency;
• Define backend engineering standards and enforce best practices across code quality, architecture, and performance;
• Design and maintain backend infrastructure: schemas, caching, messaging flows, microservices, gateways;
• Participate in roadmap planning, technical decision-making, and architectural discussions as the platform evolves;
• Support a rapidly growing product and engineering environment — we are scaling fast, and you will play a major role in that growth.

🧠 What you bring

• 5+ years of backend development experience, including ownership of complex systems or features;
• Strong expertise with Node.js + TypeScript and modern frameworks (Fastify, Nest.js);
• Advanced knowledge of SQL and NoSQL databases: PostgreSQL, MongoDB, Redis;
• Solid experience with message brokers (RabbitMQ or Kafka) and queue-based, event-driven design patterns;
• Deep understanding of distributed systems, microservices, and real-time communication (WebSocket, Socket.io);
• Experience building high-performance APIs, async flows, caching strategies, and scalable architectures;

• Confident with CI/CD, Git, automated testing (Jest), and monitoring/observability tools (Grafana, Loki, Tempo).

   

💎 Nice to have

• Knowledge of PHP/Laravel or experience with other backend ecosystems;
• Familiarity with AWS, Docker, Kubernetes, containerized deployments;
• Experience with RNG, platform integrations, or the iGaming ecosystem.
   

🎁 Benefits

— 21 vacation days + 5 extra day-offs annually;
— 12 paid sick days;
— Fully remote format — work from anywhere you feel productive;
— Flexible schedule: start your day anytime between 08:00–12:00 CET;
— Fixed budget for health insurance and gym/fitness;
— We provide all required work equipment;
— Zero bureaucracy and direct communication with founders and C-level;
— Minimal meetings, async-friendly workflow;
— Startup energy: fast motion, creativity, and tight-knit communication;
— Business trips and team meetups several times per year;
— Multiple salary payout options (flexible formats);
— …And many more perks unlocked after we hit break-even.