TektreeInc

A capable and well-rounded Fullstack Developer is required to build and manage integrated product features across React (frontend) and Node.js (backend) technologies. The candidate should be highly logical, creative, punctual, and possess strong ownership of their work. Prior experience working on multi-tenant SaaS platforms such as CEIPAL , Oorwin , or similar is mandatory. This role focuses on the full lifecycle of feature development from concept and design to integration and deployment with a strong emphasis on 3rd-party platform connectivity, real-time systems, and user-focused functionality such as chat, schedulers, and reporting modules. Key Responsibilities: Take ownership of end-to-end feature development across frontend and backend, including: Chat interfaces , interview scheduling , reporting dashboards , and productivity tools Develop and consume RESTful APIs for real-time integrations with external systems. Design and implement MongoDB schemas , ensuring scalability and performance across tenants. Build robust error handling and recovery for external API interactions. Collaborate with cross-functional teams (DevOps, QA, AI/ML, UX) to ensure seamless delivery of new features. Maintain high-quality code with attention to modularity, reusability, and multi-tenant scalability. Must-Have Experience: 4+ years of fullstack development using React.js , Node.js , and related technologies. Proven track record of implementing integrated workflows such as: Google Calendar + Zoom-based scheduling systems QuickBooks billing and invoice sync WhatsApp/SMS-based notification triggers Job Posting/Tracking using Job Board APIs ADP, Zoho, and Payroll system integrations Browser Extension development Strong experience in: MongoDB schema design , indexing, and performance tuning API integration with OAuth 2.0 , error retries, and token refresh flows Hands-on experience in multi-tenant SaaS platforms such as CEIPAL , Oorwin , or similar tools with deep understanding of tenant-based data handling, isolation, and access control. Preferred Personal Attributes: Strong logical reasoning , system design, and debugging skills. Creative mindset with a product-first approach to development. Highly punctual , disciplined , and execution-focused . Demonstrates ownership mentality takes initiative and accountability for results. Ability to work independently in a remote, collaborative, and fast-paced environment. Clear communicator with attention to detail and documentation.