Mid-Level Full-Stack Developer for Pharma Platform

Sigma Software; Warszawa; On-site; PLN 150,000 - 210,000; Full time

Job summary

Sigma Software is seeking a Middle Full Stack Developer to join an international project focused on scientific platforms for the pharmaceutical industry. You will work with TypeScript, React, Next.js, Node.js, NestJS, PostgreSQL, Docker, Kubernetes, NATS.io, and Keycloak within a SAFe environment on cloud-native microservices.

The role involves building features, refactoring, testing, documenting, and collaborating with distributed teams and customer representatives from Sweden.

Qualifications

• 3+ years of commercial software development experience.
• Strong hands-on with JavaScript/TypeScript and React.
• Proven production experience with Next.js.
• Good experience with Node.js and NestJS.
• Understanding of scalable API design and microservices.
• Experience with PostgreSQL databases.
• Docker and Kubernetes experience.
• NATS.io or similar event streaming tech.
• Keycloak or similar IAM/SSO experience.
• RESTful APIs, security best practices, and CI/CD pipelines.
• Git-based workflows; strong analytical and problem-solving skills.
• Ability to work both independently and in cross-functional teams.
• Upper-Intermediate English or higher.

Responsibilities

• Design well-architected technical solutions and robust code.
• Develop new features and components, refactor, debug, and maintain software.
• Participate in peer code reviews and follow engineering practices.
• Perform unit and integration testing.
• Analyze requirements and prepare detailed feature designs.
• Create technical documentation.
• Engage in conference calls and meetings with the Customer.
• Act as an active SAFe member, contributing to estimation and planning.

Skills

JavaScript/TypeScript

React

Next.js

Node.js

NestJS

RESTful APIs

CI/CD pipelines

Git workflows

Microservices

OAuth/OIDC (Keycloak)

Cloud & containers

English (Upper-Intermediate+)

Tools

Docker

Kubernetes

NATS.io

Keycloak

Job description

Sigma Software is seeking a Middle Full Stack Developer to join an international project focused on scientific platforms for the pharmaceutical industry. You will work with TypeScript, React, Next.js, Node.js, NestJS, PostgreSQL, Docker, Kubernetes, NATS.io, and Keycloak within a SAFe environment on cloud-native microservices.

The role involves building features, refactoring, testing, documenting, and collaborating with distributed teams and customer representatives from Sweden.