Software Development Engineer - II (Backend)

About Zoca Zoca is an AI-powered growth platform transforming how hyperlocal service businesses get discovered, booked, and rebooked. Founded in 2024, we’ve powered 120,000+ bookings across 1,000+ businesses, generating $10M+ in revenue for local entrepreneurs. Backed by Accel and Elevation Capital, we’re building the future of local business growth with Voice AI and AI Agents.

The Role

We’re looking for experienced SDE-2 Backend Engineers who can own critical backend systems, drive architectural decisions, and build scalable services that power thousands of businesses. You’ll design and implement robust APIs, optimize performance at scale, and mentor junior engineers while maintaining high engineering standards.

What You’ll Work On

• Own and architect major backend services and APIs
• Build scalable, high-performance microservices handling millions of requests
• Design efficient database schemas and optimize query performance
• Lead technical decisions on architecture, system design, and infrastructure
• Implement robust error handling, monitoring, and observability
• Integrate with third-party APIs and internal microservices
• Mentor junior engineers and drive code quality through reviews
• Collaborate with frontend, product, and AI teams to deliver features

What We’re Looking For

Must Have

• 3-5 years of experience in backend development
• Strong proficiency in backend development with at least one backend language and framework (Node.js/NestJS, Python/FastAPI/Django, Java/Spring, Go)
• Strong understanding of RESTful API design, microservices architecture, and system design
• Experience building production-grade, horizontally scalable backend systems
• Solid knowledge of SQL and NoSQL databases and caching strategies
• Understanding of distributed systems, event-driven architecture, and message queues
• Experience with cloud platforms (AWS), Docker, and CI/CD pipelines
• Ability to make architectural decisions and lead projects end-to-end
• Experience mentoring junior engineers and conducting code reviews
• Strong problem-solving skills and attention to performance optimization

Nice To Have

• Experience with NestJS, Node.js, Nx, TypeScript, Python
• Knowledge of async programming, event streaming, and background job processing
• Understanding of database optimization, indexing strategies, and query performance tuning
• Experience with API gateway patterns, rate limiting, and authentication systems (OAuth, JWT)
• Exposure to AI/ML model integration and working with LLMs
• Working knowledge of cloud (AWS/GCP/Azure) and monitoring tools (DataDog, Sentry, CloudWatch)
• Experience with payment gateway integrations or fintech systems
• Open source contributions / technical writing / side projects

Why Zoca?

• High impact - Your team’s work directly drives revenue for thousands of businesses
• Innovate with AI - Work on cutting-edge LLM and AI-agent-based features
• Own real problems - Lead major backend initiatives from day one
• Join early, grow fast - Be part of a high-impact core team at a rapidly scaling startup
• Work with the best - Join a team of IIT alumni founders and engineers solving hard problems daily

Skills: django,node.js,python,java