Senior Backend Engineer

Role & ResponsibilitiesAs a Founding Engineer, you'll join the engineering team during an exciting growth phase, contributing to a platform that handles complex financial operations for B2B companies. You'll work on building scalable systems that automate billing, usage metering, revenue recognition, and financial reporting—directly impacting how businesses manage their revenue operations.This role is ideal for someone who thrives in a dynamic startup environment where requirements evolve quickly and problems require creative solutions. You'll work on diverse technical challenges, from API development to external integrations, while collaborating with senior engineers, product managers, and customer success teams.Key ResponsibilitiesBuild core platform features: Develop robust APIs, services, and integrations that power billing automation and revenue recognition capabilities.Work across the full stack: Contribute to backend services and frontend interfaces to ensure seamless user experiences.Implement critical integrations: Connect the platform with external systems including CRMs, data warehouses, ERPs, and payment processors.Optimize for scale: Design systems that handle complex pricing models, high-volume usage data, and real-time financial calculations.Drive quality and best practices: Write clean, maintainable code and participate in code reviews and architectural discussions.Solve complex problems: Debug issues across the stack and collaborate with cross-functional teams to address evolving client needs.The Impact You'll MakePower business growth: Enable fast-growing B2B companies to scale billing and revenue operations efficiently.Build critical financial infrastructure: Contribute to systems handling high-value transactions with accuracy and compliance.Shape product direction: Join during a scaling phase where your contributions directly impact product evolution and customer success.Accelerate your expertise: Gain deep exposure to financial systems, B2B SaaS operations, and enterprise-grade software development.Drive the future of B2B commerce: Help build infrastructure supporting next-generation pricing models, from usage-based to value-based billing.Ideal Candidate ProfileExperience5+ years of hands-on Backend Engineering experience building scalable, production-grade systems.Strong backend development experience using one or more frameworks: FastAPI / Django (Python), Spring (Java), or Express (Node.js).Deep understanding of relevant libraries, tools, and best practices within the chosen backend framework.Strong experience with databases (SQL & NoSQL), including efficient data modeling and performance optimization.Proven experience designing, building, and maintaining APIs, services, and backend systems with solid system design and clean code practices.DomainExperience with financial systems, billing platforms, or fintech applications is highly preferred.Company BackgroundExperience working in product companies or startups (preferably Series A to Series D).EducationCandidates from Tier 1 engineering institutes (IITs, BITS, etc.) are highly preferred.