Note The job is a remote job and is open to candidates in USA. Elfonze Technologies is seeking a highly skilled Senior Software Engineer with expertise in building MCP (Model Context Protocol) servers using Python. The role involves designing and developing AI-integrated backend solutions, collaborating cross-functionally throughout the software development lifecycle, and ensuring system scalability and reliability. Responsibilities Design, develop, and maintain MCP servers to expose tools and services for AI-driven applications using Python Build and integrate backend services leveraging AWS serverless architectures Spotify backstage portal and Devops Develop and manage solutions on AWS Lambda, API Gateway, S3, EventBridge, and related services Integrate MCP tools with various APIs, including strong focus on Workday APIs and other internal/third-party APIs Connect with databases (SQL and NoSQL), file systems, and external systems such as SFTP Implement secure authentication and authorization mechanisms such as OAuth2, JWT, and AWS IAM Collaborate with teams to design event-driven systems using AWS EventBridge Work hands-on with AWS Bedrock Agent Core or similar AI workflow engines to enable intelligent workflows Ensure system scalability, reliability, performance, and observability via best practices in logging and monitoring Collaborate cross-functionally throughout SDLC to deliver robust, maintainable backend systems Skills Strong Python development skills, with experience building backend services and MCP servers Extensive hands-on experience in AWS services AWS Lambda – serverless function development and deployment API Gateway – REST API creation and management AWS EventBridge – event-driven architecture design S3 – object storage and file management Solid understanding of REST API design, development, and integration, knowledge of Workday APIs is good to have Experience with authentication & authorization frameworks (OAuth2, JWT, AWS IAM) Strong database experience (SQL and NoSQL) including schema design and querying Familiarity with SFTP and secure file transfer mechanisms Experience designing event-driven systems and scalable distributed architectures Strong knowledge of secure system design principles and best practices Familiarity with AWS Bedrock or similar AI integration platforms Company Overview Elfonze Technologies, a Great Place to Work-Certified™ company & is a dynamic IT and Engineering Consulting and Services company, uniquely positioned at the intersection of technology and engineering expertise. It was founded in 2020, and is headquartered in Bengaluru, Karnataka, IND, with a workforce of 201-500 employees. Its website is https//www.elfonze.com/. Company H1B Sponsorship Elfonze Technologies has a track record of offering H1B sponsorships, with 2 in 2025, 5 in 2024. Please note that this does not guarantee sponsorship for this specific role. Apply To This Job