Backend Developer

Kempuri

Poland · Contract · Mid-Senior

We're seeking a skilled Software Development Engineer to develop and maintain our e-commerce platform. You'll be responsible for designing data models, building APIs (GraphQL and REST), and optimizing backend systems for performance and scalability. You'll work with JavaScript/TypeScript (Node.js), Azure DevOps, and various databases, ensuring code quality through testing and reviews. You'll also contribute to DevSecOps best practices and collaborate with cross-functional teams.

Key Responsibilities

Design and develop data models, APIs (GraphQL/REST), and business logic.
Optimize backend systems for performance and scalability.
Collaborate on data flows and API specifications.
Write clean, maintainable code with thorough testing and documentation.
Implement security best practices.

Required Skills

5+ years of software development experience.
Proficiency in JavaScript/TypeScript (Node.js), GraphQL, and Azure DevOps.
Experience with relational and NoSQL databases.
Understanding of microservices architecture and distributed systems.
Strong collaboration and communication skills.

Requirements

Nice to have

Responsibilities

Our offer

Key Skills

Ranked by relevance

graphql microservices devops nosql

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