API Developer

Company Overview

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Job Summary

We are looking for a skilled and experienced API Developer to join our team. The ideal candidate will specialize in back-end development while working in an agile, collaborative environment that spans the full software architecture — including front-end and back-end systems. This role involves designing, developing, and maintaining secure and scalable APIs that serve as the backbone for seamless communication between distributed systems, services, and applications.

Responsibilities

• API Design & Development:

  • Design, develop, and maintain RESTful and SOAP APIs to support system integration.
  • Develop Azure-based APIs using .NET Core.
  • Ensure APIs are modular, scalable, reusable, and align with industry best practices.
  • Create and maintain API documentation using tools like Swagger/OpenAPI or Postman.

• System Integration:

  • Integrate APIs with back-end systems, third-party platforms, and databases.
  • Collaborate with front-end developers for smooth UI-to-API interactions.
  • Implement secure authentication protocols including OAuth, JWT, and API Keys.

• Performance Optimization:

  • Monitor and enhance API performance and responsiveness.
  • Implement caching, rate-limiting, and throttling mechanisms.
  • Ensure APIs scale efficiently to support high concurrency and traffic volumes.

• Testing & Quality Assurance:

  • Write and execute automated tests (unit, integration, load) to validate APIs.
  • Debug and troubleshoot issues, ensuring timely resolutions.
  • Continuously improve codebase and API stability using best QA practices.

• Security & Compliance:

  • Implement robust security measures against threats such as SQL injection, XSS, CSRF, etc.
  • Use encryption, tokenization, and other modern techniques to secure API communication.
  • Regularly update and maintain API components to address vulnerabilities and remain compliant.

• Collaboration & Communication:

  • Work closely with cross-functional teams including product owners, developers, and QA engineers.
  • Participate in sprint planning, code reviews, and architectural discussions.
  • Incorporate stakeholder feedback to improve and refine API capabilities.

• Documentation & Reporting:

  • Maintain accurate, user-friendly API documentation for both internal teams and external developers.
  • Report API performance metrics, issues, and usage trends to stakeholders.

Qualifications

• Programming Languages: Proficiency in JavaScript (Node.js), Python, Java, Go, or C# (.NET Core).
• API Standards & Protocols: Strong knowledge of REST, SOAP, GraphQL, and WebSockets.
• Documentation Tools: Experience with Swagger/OpenAPI, Postman, Apiary, etc.
• Security: Expertise with OAuth, JWT, API Key Management, SSL/TLS, and secure coding practices.
• Version Control: Hands-on experience with Git and Git-based workflows.
• Databases: Experience working with both SQL (e.g., MySQL, PostgreSQL) and NoSQL (e.g., MongoDB) databases.
• Testing Frameworks: Familiarity with Jest, Mocha, JUnit, Postman/Newman, or similar testing tools.

Preferred Skills

• Experience with Azure API Management and CI/CD pipelines.
• Familiarity with containerization tools such as Docker or Kubernetes.
• Exposure to Agile/Scrum development methodologies.
• Understanding of microservices and service mesh.

Experience

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Environment

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Salary

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Growth Opportunities

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Benefits

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