Your responsibilities, Design, develop, and maintain a modern web platform using Node.js and Nest.js, Implement new features within a microservices architecture, Integrate with external APIs and systems (REST, GraphQL, WebSockets), Optimize application and database performance (SQL/NoSQL), Participate in system architecture design and technology selection, Collaborate with developers, testers, and DevOps in an Agile environment, Ensure high code quality through TDD and code reviews, Troubleshoot technical issues and support error analysis, Implement CI/CD solutions and automate development processes, Ensure security, scalability, and reliability of delivered solutions

Minimum 3 years of commercial experience with Node.js and Nest.js, Strong knowledge of JavaScript (ES6+), Experience working with SQL or NoSQL databases (e.g., MongoDB, MySQL), Practical experience with REST, GraphQL, or WebSockets, Understanding of microservices architecture, Experience with GIT version control system, At least intermediate level of English

Optional, Experience with code generation, including non-AI and AI-assisted approaches, Azure AI Foundry experience, Data Science fundamentals and collaboration with DS teams, Strong background in Big Data architectures and Spark ecosystems, Familiarity with financial instruments and financial services data, Hands-on experience with industry-standard LLMs (including GPT, Claude or similar), Exposure to AI-enabled data platforms and intelligent analytics use cases

This is how we work on a project, Continuous Deployment, Continuous Integration, DevOps

Development opportunities we offer, conferences in Poland, development budget, external training, industry-specific e-learning platforms, intracompany training, mentoring, soft skills training, space for experimenting, substantive support from technological leaders, support of IT events, technical knowledge exchange within the company

What we offer, Engineering community of industry professionals, Friendly team and enjoyable working environment, Flexible schedule and opportunity to work remotely within Poland, Chance to work abroad for up to 60 days annually, Business-driven relocation opportunities, Outstanding career roadmap, Leadership development, career advising, soft skills, and well-being programs, Certification (GCP, Azure, AWS), Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru, English language classes, Stable income (Employment Contract or B2B), Participation in the Employee Stock Purchase Plan, Benefits package (health insurance, multisport, shopping vouchers), Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more, Referral bonuses, Corporate, social and well-being events

Benefits, private medical care, life insurance, flexible working time, fruits, integration events, retirement pension plan, no dress code, video games at work, coffee / tea, parking space for employees, leisure zone, employee referral program, charity initiatives

EPAM Systems (Poland) sp. z o.o., EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

About the project

We are looking for an experienced Senior Node.js Developer to join our team and drive the development of modern web solutions based on a microservices architecture.

You will have the opportunity to work on an advanced in-house platform and participate in integrations with external systems. We value proactive individuals who are eager to share knowledge, take ownership of their work, and actively contribute to designing and implementing new features.

This is a full-time, on-site position based in our offices in Kraków, Warszawa or Gdańsk. Work schedule: 5 days a week.

This is how we work on a project, Continuous Deployment, Continuous Integration, DevOps

About the project

We are looking for an experienced Senior Node.js Developer to join our team and drive the development of modern web solutions based on a microservices architecture.

You will have the opportunity to work on an advanced in-house platform and participate in integrations with external systems. We value proactive individuals who are eager to share knowledge, take ownership of their work, and actively contribute to designing and implementing new features.

This is a full-time, on-site position based in our offices in Kraków, Warszawa or Gdańsk. Work schedule: 5 days a week.

Your responsibilities

• Design, develop, and maintain a modern web platform using Node.js and Nest.js
• Implement new features within a microservices architecture
• Integrate with external APIs and systems (REST, GraphQL, WebSockets)
• Optimize application and database performance (SQL/NoSQL)
• Participate in system architecture design and technology selection
• Collaborate with developers, testers, and DevOps in an Agile environment
• Ensure high code quality through TDD and code reviews
• Troubleshoot technical issues and support error analysis
• Implement CI/CD solutions and automate development processes
• Ensure security, scalability, and reliability of delivered solutions

Benefits, private medical care, life insurance, flexible working time, fruits, integration events, retirement pension plan, no dress code, video games at work, coffee / tea, parking space for employees, leisure zone, employee referral program, charity initiatives

EPAM Systems (Poland) sp. z o.o., EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

About the project

We are looking for an experienced Senior Node.js Developer to join our team and drive the development of modern web solutions based on a microservices architecture.

You will have the opportunity to work on an advanced in-house platform and participate in integrations with external systems. We value proactive individuals who are eager to share knowledge, take ownership of their work, and actively contribute to designing and implementing new features.

This is a full-time, on-site position based in our offices in Kraków, Warszawa or Gdańsk. Work schedule: 5 days a week.