Experienced Remote Senior API Developer - Designing, Developing, and Maintaining Scalable RESTful APIs

Revolutionize the Future of Customer Experience with Concentrix Catalyst At Concentrix, we're not just a tech company - we're a game-changer. We're a human-centered, tech-powered, and intelligence-fueled organization that's redefining the customer experience landscape. As a leading global solutions company, we're on a mission to accelerate CX transformation at scale by combining human-centered design, powerful data, and strong tech. We're looking for a talented Remote Senior API Developer to join our Concentrix Catalyst team and help us drive innovation and success. About the Role As a Senior API Developer, you'll be at the forefront of designing, developing, and maintaining RESTful APIs that power our cutting-edge solutions. You'll work closely with our engine that drives experience design and engineering capabilities, delivering strategic consulting, design, advisory services, market research, and contact center analytics that drive insights and value for our clients. If you're passionate about creating game-changing solutions and have a strong technical skillset, we want to hear from you. Key Responsibilities Design, develop, and maintain scalable, secure, and high-performance RESTful APIs that meet our clients' needs Collaborate with cross-functional teams to identify requirements and develop API solutions that drive business outcomes Ensure API security and compliance with industry standards, including OAuth 2.0, JWT, and API keys Optimize API performance using techniques such as caching, load balancing, and reducing response times Work with cloud platforms (e.g., AWS, Azure, or Google Cloud) to deploy and manage APIs in cloud environments Develop and maintain API documentation using tools like Swagger, OpenAPI, or Postman Participate in code reviews and ensure adherence to coding standards and best practices Troubleshoot and debug production issues, applying fixes quickly to minimize downtime Collaborate with QA teams to develop automated testing frameworks and API testing tools Essential Qualifications Proven experience in designing, developing, and maintaining RESTful APIs Strong proficiency in programming languages such as Java, Python, or Node.js Experience with API frameworks like Spring Boot, Express, or Flask Knowledge of cloud platforms (e.g., AWS, Azure, or Google Cloud) and deploying APIs in cloud environments Expertise in securing APIs using authentication and authorization protocols such as OAuth 2.0, JWT, and API keys Solid understanding of relational and NoSQL databases (e.g., MySQL, PostgreSQL, MongoDB) and how to interact with them via APIs Experience with version control systems like Git and familiarity with branching, merging, and versioning practices Experience with API documentation tools like Swagger, OpenAPI, or Postman Preferred Qualifications Familiarity with GraphQL or other API paradigms Experience with containerization technologies like Docker and orchestration tools like Kubernetes Familiarity with CI/CD pipelines and deployment automation Experience with API management platforms (e.g., Apigee, AWS API Gateway) Skills and Competencies To succeed in this role, you'll need to possess a combination of technical, business, and soft skills. Some of the key skills and competencies we're looking for include: Strong technical skills in API development, cloud platforms, and programming languages Excellent problem-solving and debugging skills Strong communication and collaboration skills Ability to work independently and as part of a remote team Adaptability and willingness to learn new technologies and processes Career Growth Opportunities and Learning Benefits At Concentrix, we're committed to helping our employees grow and develop their careers. As a Senior API Developer, you'll have opportunities to: Work on complex and challenging projects that drive business outcomes Develop new skills and technologies, including cloud platforms, API management, and containerization Collaborate with cross-functional teams to drive innovation and success Participate in training and development programs to enhance your technical and business skills Work Environment and Company Culture As a remote-first company, we offer a flexible and dynamic work environment that allows you to work from anywhere. Our company culture is built on a foundation of innovation, collaboration, and customer-centricity. We value diversity, equity, and inclusion, and we're committed to creating a workplace that's inclusive and supportive for all employees. Compensation, Perks, and Benefits We offer a competitive salary range of $91,457 - $137,186, plus incentives that align with individual and company performance. Our benefits package includes: Medical, dental, and vision insurance Comprehensive employee assistance program 401(k) retirement plan Paid time off and holidays Join Our Team! If you're a talented Senior API Developer looking for a challenging and rewarding role, we want to hear from you. Please submit your application today, and let's discuss how you can help us drive innovation and success at Concentrix Catalyst. Application Deadline: December 30, 2025 Location: Work-at-Home (USA, MO) Time Type: Insert Time Type Physical & Mental Requirements: While performing the duties of this job, the employee is regularly required to operate a computer, keyboard, telephone, headset, and other office equipment. Work is generally sedentary in nature. Concentrix is an Equal Opportunity/Affirmative Action Employer, including Disabled/Vets. We welcome applications from diverse candidates and are committed to creating an inclusive workplace. Apply for this job Apply tot his job