[Remote] Backend Developer (Volunteer - Unpaid)

Note The job is a remote job and is open to candidates in USA. SAN R&D Business Solutions is seeking a skilled Backend Developer for a volunteer opportunity. The role involves developing scalable server-side applications, collaborating with teams, and optimizing performance while working remotely. Responsibilities Design, develop, and maintain server-side applications and APIs Work with relational and non-relational databases to ensure data integrity and performance Optimize backend systems for scalability, performance, and security Integrate front-end elements with server-side logic Collaborate with product managers, frontend developers, and QA teams to deliver high-quality software Write clean, reusable, and well-documented code Troubleshoot, debug, and resolve backend issues Participate in code reviews and follow best practices for development Implement and maintain CI/CD pipelines for backend services Skills 3+ years of backend development experience Strong programming skills in one or more languages (Java, Python, Node.js, Go, or similar) Experience with RESTful APIs and/or GraphQL Solid understanding of database systems (MySQL, PostgreSQL, MongoDB, etc.) Knowledge of version control systems (Git, GitHub, GitLab) Familiarity with containerization and orchestration (Docker, Kubernetes) Understanding of cloud platforms (AWS, Azure, or GCP) Ability to work in an Agile/Scrum environment Building and consuming REST APIs Understanding of CRUD operations with PostgreSQL Basic knowledge of deployment (Heroku, AWS EC2) Advanced API design (GraphQL, WebSocket APIs) Basic understanding of authentication & authorization (JWT, OAuth) Microservices architecture and containerization (Docker, Kubernetes basics) Knowledge of caching strategies (Redis, Memcached) Familiarity with CI/CD pipelines and automated testing for backend (Jest, Mocha, Supertest) Benefits Opportunity to work alongside senior leaders in a cross-functional, fast-paced setting. Potential transition into a paid role or equity opportunity based on performance and company growth. Certificate of recognition and professional references. Freedom to experiment and contribute ideas to shape the company’s future. Company Overview Empowering Ideas, Delivering Excellence!! SAN R&D a next-generation R&D, IT Services and Technology solution provider company that helps enterprises reimagine their business and navigate their digital transformation. It was founded in 2024, and is headquartered in Fremont, California, US, with a workforce of 11-50 employees. Its website is https//www.sanrnd.com.