SDE 3 (Backend)

Curefit; Bengaluru; On-site; INR 2,500,000 - 4,000,000; Full time

Job summary

Curefit in Bengaluru is seeking a senior backend engineer to own critical platform components powering inventory, scheduling, and supply-side operations across Cult.fit facilities and partners.

You will design, build, and scale backend systems using Java or Node.js, drive architecture decisions, and mentor junior engineers in a fast-growing environment. This role emphasizes ownership, performance, and cross-functional collaboration.

Qualifications

• B.Tech/M.Tech in Computer Science from a recognized university.
• 6-8 years of backend engineering experience in production-grade systems.
• Strong hands-on experience with Java (Spring Boot) or Node.js (NestJS/Express).
• Solid grasp of distributed systems, microservices, and API design.
• Experience with relational and NoSQL databases.
• Experience with caching and async processing.
• Proven ownership of complex systems end-to-end.
• Comfortable in Agile/Scrum environments.

Responsibilities

• Design, build, and scale backend systems powering inventory, capacity, scheduling, and catalogs.
• Own system design and architecture for scalable, reliable services.
• Build APIs supporting trainers, centers, and partner onboarding at scale.
• Improve performance and cost efficiency via data modeling and caching.
• Ensure production readiness with testing, observability, and incident ownership.
• Collaborate with product, ops, data, and design to translate problems into robust solutions.
• Mentor junior engineers through reviews and code leadership.
• Leverage AI tools to boost developer productivity and automate workflows.
• Raise engineering standards across the Platforms organization.

Skills

Backend engineering

Java (Spring Boot)

Node.js (NestJS/Express)

Distributed systems

API design

Relational databases

NoSQL databases

Caching

Async processing

Ownership mindset

Agile/Scrum

Communication

Education

B.Tech/M.Tech in Computer Science

Tools

PostgreSQL

MySQL

DynamoDB

MongoDB

Redis

Memcached

Kafka

SQS

Job description

We're looking for a strong backend engineer to join our Platforms/Supply team and build the core systems that power inventory, capacity, scheduling, and supply-side operations across Cult.fit - the backbone that our fitness centers, classes, trainers, and partner network run on.

This is a senior IC role with real technical ownership - you'll help shape our supply platform charter across architecture, execution, and mentorship as the team scales.

What You’ll Do

• Design, build, and scale backend systems using Java and Node.js that power supply-side platforms inventory, capacity management, scheduling, and catalog systems.
• Own system design and architecture for critical services — scalability, reliability, and long-term maintainability.
• Build APIs and platforms that support trainers, centers, and partner onboarding/operations at scale.
• Drive performance and cost efficiency through smart data modeling, caching, and async processing.
• Ensure production readiness - testing, observability, monitoring, incident ownership
• Partner closely with Product, Operations, App/Web, Data, and Design to translate supply-side business problems into robust backend solutions.
• Mentor junior engineers through design/code reviews and hands-on tech leadership
• Use AI tools to boost developer productivity, streamline internal operational workflows, and cut manual effort.
• Help raise the engineering bar across the Platforms org.

What We’re Looking For

• B.Tech/M.Tech in Computer Science
• 6-8 years of backend engineering experience in production-grade systems
• Strong hands-on experience with Java (Spring Boot) or Node.js (NestJS/Express)
• Solid grasp of distributed systems, microservices, and API design
• Experience with relational + NoSQL databases (PostgreSQL, MySQL, DynamoDB, MongoDB)
• Experience with caching (Redis/Memcached) and event-driven/async processing
• Proven ownership of complex systems end-to-end
• Strong problem-solving, communication, and ownership mindset
• Comfortable in Agile/Scrum environments

Good to Have

• Kafka, Pub/Sub, SQS, or other streaming/messaging systems
• Experience with capacity planning, scheduling engines, or inventory systems at scale
• Experience leading technical initiatives across teams