Backend Developer (Contract)

About the role

We are looking for a Backend Developer on a contract basis to help build and optimise enterprise‑grade digital commerce platforms. You will work with senior developers and architects, contributing to scalable services using modern JavaScript/TypeScript technologies and Google Cloud.

Key responsibilities

• Develop and maintain full‑stack applications using JavaScript, TypeScript, and NestJS.
• Collaborate with senior developers to implement backend services and RESTful APIs.
• Assist in integrating authentication and authorization systems such as Keycloak, OAuth2, and OpenID Connect.
• Contribute to cloud‑based deployments on Google Cloud Platform (GCP).
• Work with front‑end developers and designers to deliver user‑facing features.
• Write API documentation using tools like Swagger or Postman.
• Support QA and testing processes within CI/CD pipelines managed via GitLab.
• Troubleshoot bugs and performance issues with guidance from senior team members.
• Participate in agile ceremonies and collaborate with global teams across different time zones.

Required profile

• 4+ years of professional experience in backend development.
• Proficiency in JavaScript and TypeScript.
• Basic understanding of microservices architecture.
• Familiarity with NestJS or similar Node.js frameworks.
• Experience with relational databases, preferably PostgreSQL.
• Experience with authentication systems such as Keycloak.
• Exposure to cloud platforms (GCP, AWS, or Azure).
• Understanding of RESTful API development and basic authentication concepts.
• Familiarity with Git version control and CI/CD practices.

Required skills

• JavaScript
• TypeScript
• NestJS
• PostgreSQL
• Keycloak
• OAuth2
• OpenID Connect
• Google Cloud Platform (GCP)
• RESTful APIs
• Swagger / OpenAPI
• Postman
• Git
• GitLab
• CI/CD pipelines