This role is for one of the Weekday's clients Min Experience: 0+ years Location: Pune JobType: full-time We are looking for an exceptional backend developer who takes initiative rather than just waiting for tasks, eagerly experiments, learns quickly, and collaborates with us to shape the product. If you enjoy discovering new technologies, tackling challenging problems, and utilizing AI-assisted tools, this position is perfect for you. Requirements What You'll Do: Develop, maintain, and scale backend services and APIs utilizing Python & FastAPIGuarantee that APIs are secure, efficient, and thoroughly documentedImplement authentication and authorization mechanisms such as OAuth and JWTDesign and manage structured databases to ensure data integrity, optimal performance, and scalabilityWork closely with frontend and product teams to achieve smooth integrationsResearch and apply cloud technologies (AWS/GCP) as preferredEngage in code reviews and promote best practices for writing clean, scalable, and maintainable codeUtilize AI-driven development tools like Windsurf, Claude, and GPT to enhance productivityTake initiative in solving problems, experiment boldly, and improve processes independently without relying solely on assigned tasks What We're Looking For: Strong expertise in Python & FastAPISolid understanding of JavaScript and Python-based frameworksProficiency with Git and best practices in version controlDeep knowledge of structured databases, backend architecture, and data modelingExtensive experience with secure API design and authentication/authorization methodsAbility to create clear, context-rich documentation for APIs and backend systemsCurious, self-driven, and proactive attitude — beyond merely completing assigned tasksPassion for learning new technologies, experimenting, and refining workflowsStrong communication skills and team collaboration abilities Nice-to-Haves: Experience with ReactJS / NextJSFamiliarity with Linux and cloud platforms (AWS/GCP)Knowledge of AI-assisted development toolsExperience with testing frameworks, caching strategies, database optimization, and microservices architectureFamiliarity with AI agentic frameworks such as CrewAI and LangChain Why You'll Love Working Here: Engage in a dynamic, fast-paced startup environment where your work makes a significant impactOpportunity to experiment, learn continuously, and enhance your skills dailyJoin a team that prioritizes initiative and autonomy over strict instructions Must-have skills Python fastapi Good-to-have Skills crew LangChain