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TEKsystems

Freelance Full Stack Developer

TEKsystems
Germany · Contract · Mid-Senior

Freelance Full Stack Developer Opportunity


Role Overview: Join our clients dynamic team as a Freelance Full Stack Developer, focusing primarily on backend development while supporting frontend tasks as needed. You will work on on the following project.


PSP Migration: Replace our current payment provider with a new one, enhancing backend architecture for improved performance and scalability.



Responsibilities:

  • Backend Development:
  • Build and enhance backend services using Java, Spring Boot, and microservices architecture.
  • Optimize system architecture for seamless integration of a new payment provider or support the development of a custom customer support tool.
  • Ensure backend services are scalable, secure, and maintainable.
  • Frontend Development Support:
  • Assist with front-end development tasks using TypeScript and React.
  • Implement responsive and user-friendly interfaces for customer support tools or payment flows.
  • Ensure frontend aligns with backend APIs and services for seamless user experiences.
  • Collaboration and Testing:
  • Collaborate closely with backend and frontend teams to ensure smooth project delivery.
  • Maintain code quality through unit tests and integration tests using Jest and Cypress for frontend, and appropriate tools for backend testing.
  • Contribute to Continuous Delivery processes for frequent and reliable deployments.


Skill Profile:

  • Backend Expertise:
  • Strong experience with Java and the Spring Framework, especially within microservices architecture.
  • Knowledge of RDBMS and/or NoSQL databases (Cassandra, MySQL, PostgreSQL).
  • Experience with RESTful API design and development.
  • Frontend Competence:
  • Proficiency with TypeScript and React for building scalable frontend applications.
  • Experience with Webpack for bundling and optimizing frontend assets.
  • Familiarity with Jest and Cypress for frontend testing.
  • Additional Skills:
  • Experience with Continuous Delivery principles.
  • Familiarity with both backend and frontend testing tools and practices.
  • Ability to work independently within a defined project scope, delivering high-quality solutions on time.


What We Expect:

  • Full-time availability for a 1-year contract focused on one of the key projects: PSP migration or CS tool implementation.
  • A primary focus on backend development, with the flexibility to support frontend tasks as needed.
  • Strong problem-solving and collaboration skills to work effectively in a remote, cross-functional team.


What We Offer:

  • Clear, project-based focus: A defined scope for each developer, either on PSP migration or CS tool development.
  • Remote work flexibility: Collaborate remotely, with autonomy over your working hours while staying aligned with the team.
  • Collaboration with top talent: Work on impactful projects with a high-caliber team of developers, product managers, and engineers.
  • Ideally experience with Payment systems and API.


Ready to take on this exciting challenge? Apply now and be part of our innovative team!

Key Skills

Ranked by relevance

continuous delivery microservices typescript java spring boot responsive cassandra webpack react nosql mysql
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Posted
Feb 11, 2025
Type
Contract
Level
Mid-Senior
Location
Berlin
Company
TEKsystems

Industries

IT Services IT Consulting

Categories

Customer Service Information Technology

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