Senior Full Stack Developer (Angular & Node.js) at EPAM Systems

EPAM Systems; Kraków; Hybrid; PLN 260,000 - 340,000; Full time

Benefits offered by this job

Hybrid work design

Relocation assistance

Stock Purchase Plan

Health insurance

English language courses

Job summary

EPAM Systems in Kraków, Poland, seeks a Senior Full Stack Developer (Angular & Node.js) to build maintainable full‑stack solutions for an enterprise AI‑driven platform. This on‑site role offers strong career growth and opportunities to work on complex features within a global engineering network.

The candidate will contribute across frontend and backend layers, implement RESTful APIs with NestJS, and help shape scalable data models in PostgreSQL while maintaining high quality through tests and

Qualifications

• 5+ years of professional software development experience.
• Strong command of Angular, TypeScript, HTML5 and CSS3, with responsive design.
• Experience with NestJS, Node.js, RESTful APIs and PostgreSQL performance tuning.
• Familiarity with TypeORM and relational database concepts.
• Experience with RxJS, NgRx or similar state management and asynchronous UI patterns.
• Ability to build reusable UI components and maintain monorepos.
• Experience with Jest and Karma/Jasmine testing practices.
• Git-based workflows and CI/CD practices.
• Understanding authentication/authorization (JWT, OAuth/OIDC) and security basics.
• English proficiency at B2 or higher.

Responsibilities

• Implement, verify, and deliver new features across frontend and backend systems
• Develop responsive, accessible Angular UIs that integrate smoothly with NestJS APIs
• Build RESTful microservices for session handling, streaming capabilities, and platform integrations
• Architect and tune PostgreSQL schemas, queries, and ORM-based data layers
• Create and maintain unit and integration tests to protect code quality
• Support CI/CD pipeline development and align with application security standards
• Analyze and fix defects from UI through API to database
• Collaborate with product managers, UX designers, and platform engineers to complete features
• Perform code reviews and maintain team coding standards

Skills

Angular

Node.js

TypeScript

HTML5

CSS3

RESTful APIs

PostgreSQL performance tuning

RxJS / NgRx

Monorepos

CI/CD & Git workflows

Tools

Jest

Karma/Jasmine

Git workflows

CI/CD pipelines

TypeORM

NX monorepos

Job description

Senior Full Stack Developer (Angular & Node.js) at EPAM Systems in Kraków, ML, PL. This Full time on site position offers great opportunities for career growth. We are searching for a Senior Full Stack Developer (Angular & Node.js) to build maintainable full-stack solutions for an enterprise AI-driven platform.

Responsibilities

• Implement, verify, and deliver new features across frontend and backend systems
• Develop responsive, accessible Angular UIs that integrate smoothly with NestJS APIs
• Build RESTful microservices for session handling, streaming capabilities, and platform integrations
• Architect and tune PostgreSQL schemas, queries, and ORM-based data layers
• Create and maintain unit and integration tests to protect code quality
• Support CI/CD pipeline development and align with application security standards
• Analyze and fix defects from UI through API to database
• Collaborate with product managers, UX designers, and platform engineers to complete features
• Perform code reviews and maintain team coding standards

Requirements

• Relevant experience including 5+ years of experience in software development
• Hands‑on skills with Angular, TypeScript, HTML5, CSS3, and responsive design principles
• Strong expertise in NestJS, Node.js, RESTful API creation, and PostgreSQL performance tuning
• Solid grasp of TypeORM and relational database design
• Experience using RxJS, state management approaches (NgRx or equivalent), and asynchronous UI patterns
• Proven ability to build reusable UI components and shared Angular libraries in monorepo setups
• Familiarity with Jest and Karma/Jasmine for testing practices
• Comfortable use of Git-based workflows and CI/CD practices
• Understanding of authentication/authorization approaches (JWT, OAuth/OIDC) and security fundamentals
• Ability to move across multiple codebases and solve problems end to end
• English language skills at B2 (Upper-Intermediate) level or above

Nice to have

• Experience with Docker, microservices design, and cloud environments (Azure or AWS)
• Exposure to real-time or streaming APIs like SSE
• Experience integrating AI or LLM technologies, including multi‑agent systems and workflow‑driven conversational tools
• Knowledge of Nx monorepos, feature flag tools, or enterprise portal design
• Background in session management/observability or experience in energy and utility sectors

We offer

• We gather like-minded people:
• Top tech minds driving innovation in AI, cloud and digital platform modernization
• Supportive team and agile, startup-like culture
• Hybrid by design mode and opportunity to work remotely within Poland
• Chance to work abroad for up to 60 days annually
• Business-driven relocation opportunities
• We provide growth opportunities:
• Career development programs
• Thought leadership, mentoring, soft skills and well-being programs
• Certification (Anthropic, Gemini, GCP, Azure, AWS)
• English classes
• We cover it all:
• Stable pay
• Participation in the Employee Stock Purchase Plan with a 15% discount
• Benefits package (health insurance, multisport, shopping vouchers)
• Referral bonuses up to $2,000
• Offices featuring entertainment and relaxation zones, table tennis and football, free snacks, coffee and more
• Corporate, social and well-being events

Please, note: Benefits listed above are available to employees only

We are open for working with Contractors. Terms of B2B cooperation agreements are agreed individually

We will reach out to selected candidates exclusively. EPAM is global leader in AI transformation engineering and integrated consulting, serving Forbes Global 2000 companies and ambitious startups.