Jobs Node.js

!!!The ability to go out of Ukraine is a must-have!!!

We are looking for 🚀 Fullstack Developer 🚀 who enjoys learning, building, and switching between projects. 

Responsibilities: 

● Advanced Backend and Frontend developments (JavaScript / NextJS / ReactJS) 

● Mentor / Coach other team members 

● Code reviews and refactoring 

● Advanced problem analysis and solving in production 

● Bug fixing, follow-up and workaround, identification of pain points in the platform 

● Responsible for the efficiency of all the components in the infrastructure 

● Write technical specifications when needed 

● Automate and Optimize repetitive tasks 

Required skills: 

● 5+ years of experience in JavaScript fullstack development (NodeJS / NextJS / ReactJS) 

● Proficient in building SSR/SSG/ISR web applications. 

● Proficient in building and consuming APIs - Rest / GraphQL 

● Strong knowledge of accessibility (a11y) 

● Strong understanding of SEO best practises, semantic HTML and metadata 

● Familiar with Cloudflare for CDN, caching, security and performance optimizations. 

● Familiar with Cloud DevOps (AWS preferred) 

● Eye for detail and sensitivity for graphics and aesthetics 

● Adaptability and responsiveness 

● Great analytical skills 

● Fluent in English 

● Team-player 

Nice-to-have: 

● Experience with Python Backend Development (Django / FastAPI) 

● Experience with a Headless CMS (like Sanity / Contentful, or Strapi) 

● Experience using Tailwind CSS or CSS-in-JS solutions. 

● Experience using UI libraries (like RadixUI / HeadlessUI / MaterialUI) 

● Exposure to internationalization (i18n) in NextJS 

Interview process: 

1. Intro-call with the Recruiter. 

2. Technical Interview. 

3. Client Interview. 

What do we offer?

 💻 Full remote work and meetings for brainstorming. 

💡Freedom and flexibility. 

🚀A team of top experts and synergy of the entire organization. 

💸Competitive salary. 

🌿 Vacation and sick leaves. 

🙏Therapy sessions with our psychologist. 

📚Budget for professional development. 

💃Corporate events and team building.

Gamzix company, a dynamic player in the iGaming industry:

• Was founded in March 2020 with a vision to redefine the world of online slot games
• Has already successfully produced 60 slot games
• The team has grown to over 120 skilled professionals, and we continue to grow
• Our main hub is in Warsaw — right in the heart of Europe
• With a strong focus on quality and compliance, we hold the prestigious MGA B2B Critical Supply License and certifications from industry leaders iTechLabs and GLI, ensuring the highest standards

Hey there! 👋

The Gamzix team is growing, and we’re looking for a Backend Engineer (Node.js) to help us design, build, and maintain reliable backend solutions that power our slot games and internal systems.

If you enjoy working with scalable architectures, APIs, and modern backend technologies — we’d love to meet you!

Responsibilities:

• Architect, design, and maintain backend solutions across multiple projects
• Develop and improve APIs, ensuring data integrity, security, and performance
• Collaborate closely with DevOps to improve infrastructure: CI/CD, monitoring, logging, and system reliability
• Conduct code reviews and promote best practices for clean, maintainable, and scalable code
• Investigate business needs and propose technical solutions
• Proactively handle system incidents and ensure uninterrupted service operation

Requirements:

• 2+ years of overall software development experience
• Strong hands-on experience with Node.js and TypeScript
• Practical experience with NestJS
• Solid knowledge of PostgreSQL
• Experience working with Redis
• Experience using RabbitMQ or other message brokers
• Understanding of backend architecture, asynchronous processing, and system reliability

What we offer:

• Market-level salary in the IT/Gaming industry
• Relocation support to Warsaw
• Referral bonus — bring in awesome people and get rewarded
• Home-Office coverage
• 7-hour working day: 10:00–18:00 (including lunch break)
• Hybrid model in Warsaw; full remote — for other locations
• Paid Sick Leave: up to 10 working days per year
• Paid Time Off: 18 vacation days, 10 days off, paid state holidays
• Corporate benefits: medical coverage, sports compensation, psychological services compensation
• Professional Development Support: reimbursement for external courses, training & certifications
• Corporate English classes (Business or General) — flexible timing
• Buddy Program
• Internal Gamzix Store (earn coins & exchange for branded gifts)
• Corporate team building and activities
• Open and transparent communication — accessible C-levels, quick decision-making, friendly and supportive atmosphere
   

Our people are passionate professionals who truly enjoy what they do. At Gamzix, your ideas matter, teamwork drives results, and everyone keeps up with the fast-paced rhythm of the iGaming industry.
 

Please note: feedback on your application will be provided within two weeks if a positive decision is made regarding your candidacy.
 

I give my consent in accordance with the Law on the Protection of Personal Data dated June 1, 2010, No. 2297, effective from January 1, 2011, for the processing of personal data.

We are looking for a strong, productive engineer to work directly with our Lead Engineer and CTO.

The role is backend-focused, with significant responsibility for asynchronous processing and integrations, while also implementing frontend integrations in React / Next.js, including GraphQL queries, mutations, and UI components (minor effort).

This is not an entry-level role. You are expected to be comfortable working with TypeScript, NestJS, and React / Next.js in production, within an AWS-based environment. You’ll work with the following technologies:

Backend

• Node.js, TypeScript, NestJS
• Event-driven patterns
• GraphQL (Apollo Server) as BFF 
• PostgreSQL (MicroORM), Redis

Async & Messaging

• RabbitMQ
• Producers, consumers, retries, idempotency, message durability 

Frontend

• React, Next.js (App Router)
• GraphQL (Codegen, Apollo Client)
• Ant Design, SCSS Modules

Infrastructure

• AWS (EKS), Cloudflare
• Terraform
• gRPC (Protobuf)

What You’ll Do:

• Build backend features end-to-end: implement business logic, asynchronous workflows, and data synchronization.
• Design and implement GraphQL resolvers and schemas used directly by the frontend.
• Build and maintain integrations with external systems (CRMs, vendors, APIs), including authentication, retries, and failure handling.
• Implement frontend integrations in React / Next.js: write GraphQL queries and mutations and connect them to UI components.
• Provision and use infrastructure resources required by your features using Terraform (you don’t own infra, but you use it).
• Ensure production readiness: logging, tracing, and tests where they matter.

Requirements

• 4+ years of professional engineering experience.
• Strong hands-on experience with TypeScript and Node.js.
• Production experience with NestJS and GraphQL.
• Comfortable working with React / Next.js beyond basic UI changes.
• Experience integrating with third-party APIs, including OAuth and rate limiting.
• Practical understanding of AWS and ability to read and work with Terraform.
• Security-aware mindset when working with user data and identities.

Nice to Have

• Experience with Salesforce or other enterprise CRM APIs
• Experience with authorisation flows, token and session management, OAuth 2.0
• Experience working on projects with strict compliance requirements (e.g. HIPAA, SOC 2, ISO 27001).
• Interest in or experience with DevOps or information security

What We Offer

• Direct collaboration with the Lead Engineer and CTO.
• A greenfield system with no legacy constraints.
• High ownership and minimal process overhead.
• Fully remote work.
• High-end MacBook (M4 Pro) after the trial period.
• Relocation support to Australia after long-term collaboration.

Role Overview

As a Backend Developer, you will develop and maintain backend services, integrate third-party APIs, and ensure the security and performance of our system. You will work closely with blockchain and payments services, contributing to a highly scalable and secure architecture.

Key Responsibilities

• Develop and maintain NestJS-based microservices in TypeScript
• Implement secure and scalable APIs using TypeORM and PostgreSQL
• Integrate third-party APIs, such as payment gateways, crypto exchanges, and KYC services
• Collaborate with the team to implement best coding practices and maintain high-quality code
• Participate in code reviews, debugging, and testing to ensure system reliability

• Work with blockchain integrations, including Web3.js/Ethers.js and private key management

   

Requirements

• 5-10 years of backend development experience, with 4+ years in Node.js/NestJS
• Strong TypeScript and NestJS skills
• Experience with PostgreSQL, TypeORM, and query optimization
• Experience in API development, authentication (JWT/OAuth), and encryption
• Knowledge of payment gateways, crypto exchanges, and KYC integrations is a plus
• Strong problem-solving skills and a willingness to learn new technologies
• Basic familiarity with blockchain technology, Web3.js/Ethers.js, and security best practices
• Maintain the stability and reliability of the Production environment
• Investigate incidents, issues, and edge cases
• Fix production problems and support-related issues
• Monitor overall system health and performance
• Work closely with the support and engineering teams to resolve issues efficiently

We’re searching for a Node.js Developer to work on an innovative, high-scale project. This is a long-term opportunity with opportunities for growth.

Location: Warsaw, Poland (office or hybrid)

Requirements:

• Strong TypeScript skills and Node.js expertise
• Hands-on experience with AWS services (compute, storage, messaging)
• 4+ years of professional backend development experience
• Familiarity with real-time or asynchronous communication patterns
• Strong problem-solving skills and attention to detail

Responsibilities:

• Develop and maintain backend services using Node.js and TypeScript
• Design and implement scalable APIs and microservices
• Build event-driven workflows and background job processing
• Optimize database operations and ensure data consistency (SQL and NoSQL)
• Implement notification systems and real-time updates where needed (WebSockets, queues)
• Ensure performance, stability, and cost efficiency in cloud environments (AWS)

Perks & Benefits:

• Comfortable office in Warsaw, Poland
• Flexible working hours
• Paid sick leave and vacation days
• Continuous learning and professional growth environment
• Exciting projects using modern cloud technologies and scalable architectures

At TechBiz Global, we are providing recruitment service to our TOP clients from our portfolio. We are currently seeking a Backend Engineer (Node + TS) to join one of our clients' teams. If you're looking for an exciting opportunity to grow in a innovative environment, this could be the perfect fit for you.

What you will do:

You will work with Product and Delivery Managers and with Designers to influence the final shape of ideas before you bring them to reality. The client use the following stack but they are always open to change if a better solution is presented !

• Framework & Language: NestJS, TypeScript, Express, PHP + Symfony

• State & Data: Zod

• QA & Deploy: Biome, GitLab CI

• Lifecycle: Atlassian (JIRA, Confluence, Discover), GitLab, Figma

Requirements:
• 2+ years of professional backend experience with Node.js and TypeScript and

any framework (Nest, Next, etc.)

• Collaboration skills and team mindset

• Experience working with task & lifecycle management tools (Jira, Confluence, etc.)

• Analytical and problem-solving skills

• Experience with AI assisted development (Cursor, Claude Code, etc..)

Bonus Skills++

• PHP experience (Symfony, Laravel)

• Cloud experience with AWS

• CI/CD pipelines knowledge

• Experience building scalable APIs and microservices

About the company

Are you tired of missing important moments in your weekly game because no one recorded you? Say goodbye to FOMO and hello to PUSHIT!

PUSHIT allows you to easily catch up on all the highlights you did while playing your sports game.

Our advanced replay system allows you to capture moments previously taken, so you never have to miss anything.

We're a sports-tech startup building an innovative AI-powered platform that automatically generates highlights from live sports games. Our system combines IoT devices, mobile applications, and cloud infrastructure to deliver real-time sports content to fans and teams.

See those videos for more information about PUSHIT:

1. https://www.youtube.com/watch?v=uQrXgheKjCg
2. https://www.youtube.com/watch?v=pmdihAft2f8

What is the job

We're looking for a versatile Senior Backend Software Engineer to join as the main team member. This is a unique opportunity to work across our entire tech stack—from embedded systems to mobile apps to cloud infrastructure. You'll be a key player in shaping our product and engineering culture.

If you thrive in fast-paced environments, love learning new technologies, and want to make a real impact, this role is for you.

Responsibilities

• Build and scale backend services using Node.js with NestJS
• Manage and optimize cloud infrastructure on AWS
• Work with Kubernetes (K8s) for container orchestration and deployments
• Collaborate on IoT integrations involving Raspberry Pi and IP camera systems
• Participate in architecture decisions and code reviews
• Debug and troubleshoot issues across the entire stack
• Write clean, maintainable, and well-tested code
• Work with AI coding solutions (Claude Code / Cursor)

Requirements

• 5+ years of professional backend software development experience
• Strong proficiency in Node.js and TypeScript
• 3+ Experience with AWS services (EC2, S3, Lambda, ECS, RDS, etc.)
• 2+ Experience with Kubernetes
• Experience with NestJS framework
• Experience with TypeORM
• Understanding of RESTful APIs and microservices architecture
• Experience with SQL and NoSQL databases
• Strong problem-solving skills and ability to learn quickly
• Comfortable working independently and taking ownership
• Team player with excellent communication skills
• Knowledge of architectural principles, coding standards, design patterns and best practices
• Ability to multitask and handle various priorities.
• English – high level.

Nice to Have

• Experience with IoT devices or embedded systems (Raspberry Pi, cameras)
• Background in video processing or streaming technologies
• Working knowledge of Angular (or other client side JS frameworks)
• Familiarity with CI/CD pipelines (like GitHub Actions)
• Experience with real-time systems (gRPC, WebSocket)
• Previous startup experience
• Sports industry background or passion for sports

What We Offer

• Competitive salary
• Opportunity to be a senior team member with significant impact
• Work with cutting-edge technologies across diverse domains
• Flexible working arrangements
• Fast-paced startup environment with rapid growth potential
• Direct collaboration with the founding team

We’re excited to offer a long-term opportunity for an experienced Back-end Developer (Node.js) to join a team of professional engineers and designers. Together, you’ll be working on a US-based product that’s set to make a significant impact on the PropTech scene. This role offers the chance to contribute to a major market and collaborate with top talent in a dynamic environment.
 

About ElevateOS Product

ElevateOS has been improving the resident experience for over seven years. We created a single, all-in-one platform that makes it easy for property managers and resident staff to work together. Our goal is simple: to provide the best experience for residents by replacing multiple, confusing apps with one easy solution.

This is a stable, long-term project that continues to grow, and you'll have the chance to be part of its ongoing success.

Our primary technology stack revolves around JavaScript. We use React for the front-end, Node.js for the back-end, and React Native for mobile development.


Requirements:

- 4+ years of development experience with Node.js;
- Practical knowledge of VanillaJS, Typescript, Nest.js;
- Hands-on experience creating robust API’s and designing scalable back-end architecture;
- Experience with managing data and using different types of databases (SQL and non-SQL) for storing and operating on data;
- Experience delivering (even small) projects, using modern tools like CircleCI, Docker, Kubernetes, Swarm and navigating through different environments like AWS, GCP, Digital Ocean.
- Good understanding of ECMAScript specifications;
- Good knowledge of GIT;
- Proficient in English language.


Additional (good-to-have) skills:

- Experience with Microservice Architecture;
- Experience working with AWS.


What will your responsibilities include?

- Creating first-class back-end systems by writing clear, sustainable and well-tested code;
- Improving performance and refactoring existing code;
- Cooperating with the Product, UI/UX, QA and Front-end teams to fulfil project goals;
- Configure project environments and deployment procedures;
- Bugfix during the development process;
- Cover your code with unit tests;
- Write documentation.


We are looking forward to having you on board to contribute to our journey of transforming real estate property management!

We’re building a high-performance, intelligence-driven trading platform operating across Chat, Web, and internal data systems. 

We’re looking for a senior full-stack engineer who can take on large, ambiguous problems and turn them into production-grade features with minimal supervision. You should be deeply comfortable with React/Next.js frontends, Node.js backends, and modern application patterns.

You Will:

- Ship high-quality features end-to-end across Node.js APIs and Next.js frontends

- Optimize performance, data flows, caching, and component architecture

- Improve existing codebases with strong engineering discipline (testing, structure, clarity)

- Integrate with internal APIs, trading engines, and real-time data surfaces

- Operate independently inside high-tempo dev cycles

Requirements:

• 3+ years full-stack experience

• Expert in Node.js, React, Next.js

• Strong with TypeScript, API design, and system-level thinking

• Excellent communication - able to articulate reasoning and tradeoffs clearly

• Prior experience in fast-paced startups or high-ownership environments

Nice to Have:

• Experience with WebSockets, real-time systems

• Familiarity with PostgreSQL, Redis, caching layers

• Background in trading, finance, or data-intensive systems

• Experience in Solana, DeFi protocols, or trading systems

A FinTech payment gateway for the US market. The platform integrates with payment providers and processes transactions for US-based merchants.

What You’ll Be Doing

• Develop and maintain features across the full stack — from task clarification to production release.
• Build and support backend services using Node.js (Express).
• Work with databases, primarily PostgreSQL, and occasionally MongoDB.
• Develop responsive UI components using React and ensure smooth frontend-backend interaction.
• Integrate with external payment providers and maintain stable, well-documented APIs.
• Participate in code reviews and contribute to improving code quality and maintainability.
• Support debugging, issue resolution, and performance improvements in collaboration with senior engineers.

Requirements (Middle Level)

Must-have:

• 2–4 years of commercial development experience (full-stack or backend with React experience as a plus).
• Solid knowledge of Node.js and experience with Express or a similar framework.
• Experience designing and developing REST APIs (validation, status codes, authentication, versioning).
• Practical experience with PostgreSQL (queries, basic indexing, simple query optimization).
• Hands-on experience with React (components, hooks, forms, API integration).
• Good understanding of Git and collaborative workflows (PRs, code reviews, branching strategies).
• Ability to independently handle medium-complexity tasks, clarify requirements, and deliver features to production.

Nice to Have:

• Experience with MongoDB.
• Exposure to FinTech, payment integrations, or understanding of PCI-related constraints.
• Basic experience with unit/integration testing.
• Familiarity with Docker and CI/CD pipelines

N.B.! The position is remote, but the candidate should be located in Latvia or Lithuania. 

In partnership with one of the global consulting enterprises, on a large-scale digital program for a UK Telecommunication industry client, we are seeking a Middle/Senior Software Engineer to join our Software Engineering team. 
You will contribute to developing innovative technology solutions for emerging products and industries, working closely with your team and cross-functional stakeholders.

Responsibilities:

• Lead development of applications using Node.js, TypeScript, React.js, and AWS Lambda.
• Design and implement infrastructure using AWS CDK.
• Translate system requirements into architecture and design specifications.
• Serve as a subject matter expert and mentor junior team members.
• Collaborate with cross-functional teams to define, design, and ship new features.
• Lead code reviews, troubleshoot critical issues, and ensure code quality and maintainability.
• Continuously research and implement new technologies to optimize development efficiency.

Must-Have Skills:

• Advanced proficiency in TypeScript, Node.js, AWS Lambda, AWS CDK
• Strong problem-solving, critical thinking, and decision-making skills
• Excellent communication, presentation, and team collaboration skills
• Ability to guide teams, make strategic technical decisions, and handle cross-team dependencies

Good-to-Have Skills:

• Python, Java
• CI/CD setup, Performance testing, CloudWatch experience

N.B! -  Locations: remote from Latvia, Lithuania, Spain, Poland, Slovakia, Romania, Hungary 

Overview

In a partnership with a global consulting company, we are seeking a Senior Software Engineer with expertise in Node.js and AWS to join our Information Syndication engineering team. In this role, you will be responsible for building scalable and performant backend services, contributing to architectural decisions, and deploying cloud-native solutions on AWS. You will collaborate closely with front-end developers, DevOps engineers, and product teams to deliver impactful features, while upholding modern engineering practices such as TDD and pair programming. The client is a UK-based telecommunication company.

Key Responsibilities

• Design, develop, and maintain scalable backend services using Node.js and TypeScript.

• Build secure and performant RESTful APIs and microservices architecture.

• Deploy and manage applications using AWS services such as Lambda, API Gateway, DynamoDB, S3, and ECS.

• Implement CI/CD pipelines using AWS Code Pipeline, Code Build, or similar tools.

• Apply Test-Driven Development (TDD) and maintain high test coverage across all deliverables.

• Participate in pair programming sessions to improve collaboration, code quality, and knowledge sharing.

• Write unit, integration, and end-to-end tests using frameworks such as Jest, Mocha.

• Collaborate with cross-functional teams to define, design, and deliver new features.

• Contribute to system architecture discussions and advocate for engineering best practices.

• Troubleshoot and resolve issues in development, testing, and production environments.

Must Have

• 5+ years of experience in backend development with Node.js and JavaScript/TypeScript.

• Strong experience designing and consuming RESTful APIs.

• Hands-on experience with AWS cloud services such as Lambda, API Gateway, DynamoDB, and S3.

• Familiarity with serverless frameworks and infrastructure as code (IaC) tools.

• Proficiency with CI/CD pipelines and DevOps practices.

• Test-Driven Development (TDD) mindset and proven experience applying it in projects.

• Experience with pair programming in Agile delivery teams.

• Experience with unit and integration testing using Jest, Mocha, or similar tools.

• Strong understanding of security, scalability, and performance in backend systems.

• Excellent problem-solving skills and attention to detail.

Nice to Have

• Knowledge of GraphQL, WebSockets, or event-driven architecture.

• Experience with Docker and Kubernetes.

• Understanding of monitoring tools like CloudWatch, Prometheus, or Datadog.

• Exposure to front-end frameworks such as React for full-stack collaboration.

• Background in Agile methodologies and working in cross-functional teams.

About the Project

A leading no-code platform provider from the US has partnered with us to strengthen their development team. This platform enables businesses and individuals to build web and mobile applications without traditional coding, offering a user-friendly drag-and-drop interface.

We help the client to modernise their global solution and enhance it with the new features. Successful candidates will be working alongside the international team.

Required Skills

• minimum 2 years of experience;
• experience with Node.js based web services;
• experience with integration with front-end frameworks (preferably React);
• ability to quickly grasp new technologies;
• ability to communicate with the clients directly;
• English level — Intermediate+ for verbal communication and correspondence with our UK and US clients.

Responsibilities

Within this role the new members will be responsible for:

• analysis and technical decomposition of tasks;
• estimation and planning;
• new features implementation;
• regular code reviews;
• collaboration and knowledge sharing with the team members.

What We Offer

• remote work with a high degree of involvement in teamwork;
• a contract-based employment (B2B);
• work within an organised, independent, and motivated team that adheres to high standards for the quality of software solutions and code;
• opportunities to work on diverse tasks, deepening your experience quickly;
• collaboration in a team that is passionate about their work, and has an open knowledge sharing culture;
• modern project’s infrastructure (including CI/CD pipelines);
• technical support and assistance provided by our internal IT services department.

Expectations

This is what is expected from the successful candidate on this position:

• a minimum of 1 year of commitment; 
• full-time work;
• synced schedule with a team (European time zones);
• participation in regular meetings: daily sync-ups, planning sessions, code review.
   

Recruitment Stages:

• application registration
• technical quiz
• technical interview
• interview with PM of relevant project
• offer

GR8 Tech builds B2B iGaming platforms for operators who play to lead.

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

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

Our ambition drives us. Our people make it real.

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

Why this role exists:

This role exists to build, evolve, and stabilize web platforms where performance, scalability, and reliability directly impact business outcomes.
You’ll help us ship and scale Node.js–based systems by owning backend and frontend components end to end — from design decisions to production delivery.
 

What you’ll drive:

Architecture & technical decisions

• Design and evolve backend and frontend architecture using Node.js and JavaScript.
• Apply architectural patterns (microservices, event-driven design) based on real constraints.
• Design systems with failure in mind, using resilience patterns like circuit breakers and rate limiting.

Delivery & execution

• Build, ship, and maintain backend services and web interfaces in production.
• Deliver new features end to end — from requirements to release.
• Optimize applications for performance, scalability, and reliability.
• Ensure high code quality through reviews, testing, and clean architecture.

Quality, testing & reliability

• Write and maintain unit, integration, and end-to-end tests.
• Improve test coverage and reliability of existing systems.
• Identify performance bottlenecks and drive optimization initiatives.
• Ensure secure coding practices and basic application security.

Collaboration & product delivery

• Partner with product managers, designers, and engineers to deliver business outcomes.
• Translate requirements into technical solutions with clear trade-offs.
• Contribute to planning, estimation, and iterative delivery in Agile environments.
• Share technical context and documentation with the team.

Team contribution & growth

• Mentor junior engineers and support technical growth within the team.
• Participate in technical discussions and continuous improvement initiatives.
• Stay current with modern JavaScript, Node.js, and web development practices.
   

What makes you a GR8 fit:
 

Must-have

• 3+ years of commercial experience with Node.js and JavaScript.
• Strong knowledge of modern JavaScript (ES12+), async programming, and Node.js internals.
• Experience building RESTful APIs with NestJS, Express, Fastify, or similar frameworks.
• Solid understanding of web fundamentals: HTTP, browser rendering, SPA architecture.
• Experience with SQL databases, basic data modeling, and queries.
• Hands-on experience with testing (unit/integration) and CI/CD pipelines.
• Comfortable working independently and owning features end to end.
• Intermediate or higher level of English, fluent in Ukrainian or Russian. 
   

Nice-to-have

• Experience with Docker and basic Kubernetes concepts.
• Familiarity with event-driven systems and message-based architectures.
• Exposure to cloud platforms (AWS preferred).
• Experience with Webpack, module federation, and bundle optimization.
• Monitoring and performance tooling (Prometheus, Grafana, ELK).
   

Why you’ll love working here: 
 

Benefits Cafeteria — annual budget you allocate to:

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

Work-life & support

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

Our culture & core values:

GR8 Tech culture is how we win — through trust, ownership, and a growth mindset. We move fast, stay curious, and keep it real, with open feedback, room to experiment, and a team that’s got your back.

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

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

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

CHALLENGE ACCEPTED: we grow through challenges and stay curious.

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

This is us

At Avenga, we believe that human creativity empowers technology that matters. Operating globally, our 6000+ specialists provide a full spectrum of services, including business and tech advisory, enterprise solutions, CX, UX, and UI design, managed services, product development, and software development.

This is the job
Our client operates in the telecom domain, building enterprise-grade digital platforms and integration services. The project focuses on developing Backend-for-Frontend (BFF) services and core backend engines that enable seamless integration between frontend applications and large-scale enterprise systems such as CRM, billing, and CMS platforms.

You will work in a cloud-native AWS environment with modern DevOps practices, contributing to scalable, secure, and business-critical solutions.

This is you

• 5+ years of professional software engineering experience
• Strong backend development experience with Node.js and NestJS ( or or one of the following similar frameworks:
  Fastify, Express, Adonis)
• Solid knowledge of TypeScript
• Hands-on experience with Kubernetes, Docker, Helm
• Experience with AWS cloud services and Amazon EKS
• Infrastructure as Code with Terraform
• Experience building large-scale, business-critical applications
• Enterprise system integration (CRM, APIs, distributed systems)

• Strong understanding of algorithms and data structures

   

  This is your role

• Design and develop high-performance backend services using Node.js and NestJS
• Build and maintain RESTful APIs and microservices
• Develop Backend-for-Frontend (BFF) integration layers
• Integrate with enterprise systems (CRM, internal APIs, headless CMS)
• Implement Infrastructure as Code using Terraform
• Provision and manage environments via GitOps, CI/CD, Helm, ArgoCD, and Amazon EKS
• Participate in code reviews and Agile Scrum ceremonies
• Ensure secure, scalable, and reliable enterprise solutions