Job Description
About the Role:
We’re looking for a mid-level Backend Engineer to join our founding team. You’ll own backend systems, APIs, and infra on AWS. You’ll be solving problems across scalability, fraud detection, and real-time data processing — with huge ownership from day one.
Job Details:
Experience: 2-5 Years Work Schedule: 6 days a week
Location: On-site, South Delhi
Responsibilities:
Design and build scalable APIs and microservices with Node.js/Nest JS (serverless on AWS Lambda) Architect and maintain secure, high-performance backend systems Work with large datasets across Postgres, Mongo DB, Redis , and integrate event-driven systems with Kafka Implement and optimize fraud detection & prevention logic to protect platform integrity Set up monitoring and alerting systems for reliability, performance, and security Collaborate with frontend (React Native, Next.js, Reanimated, Redux Toolkit, React Query) to deliver seamless experiences
Ensure compliance with data protection and security best practices Participate in code reviews, testing, and documentation
Requirements:
2–4 years of experience in backend roles (consumer or transactional products)
Strong expertise in Node.js/Nest JS and API design (REST/Graph QL) Hands-on experience deploying to AWS (Lambda, RDS, S3, Cloud Front, infra automation) Strong working knowledge of Postgres, Redis, Mongo DB in production Experience with Kafka or similar messaging systems Understanding of fraud detection algorithms, real-time data processing, and system security (preferred) Solid grasp of data structures, algorithms, and system design Comfortable in a fast-paced startup with ownership of end-to-end delivery
At Jumbo, we are proud to offer equal opportunities to all. We embrace diversity and inclusion in every aspect of our work.
We are committed to creating an inclusive workplace that respects every individual, regardless of race, gender, sexual orientation, gender identity, religion, age, disability, or background.—everyone is welcome here.
We’re looking for a mid-level Backend Engineer to join our founding team. You’ll own backend systems, APIs, and infra on AWS. You’ll be solving problems across scalability, fraud detection, and real-time data processing — with huge ownership from day one.
Job Details:
Experience: 2-5 Years Work Schedule: 6 days a week
Location: On-site, South Delhi
Responsibilities:
Design and build scalable APIs and microservices with Node.js/Nest JS (serverless on AWS Lambda) Architect and maintain secure, high-performance backend systems Work with large datasets across Postgres, Mongo DB, Redis , and integrate event-driven systems with Kafka Implement and optimize fraud detection & prevention logic to protect platform integrity Set up monitoring and alerting systems for reliability, performance, and security Collaborate with frontend (React Native, Next.js, Reanimated, Redux Toolkit, React Query) to deliver seamless experiences
Ensure compliance with data protection and security best practices Participate in code reviews, testing, and documentation
Requirements:
2–4 years of experience in backend roles (consumer or transactional products)
Strong expertise in Node.js/Nest JS and API design (REST/Graph QL) Hands-on experience deploying to AWS (Lambda, RDS, S3, Cloud Front, infra automation) Strong working knowledge of Postgres, Redis, Mongo DB in production Experience with Kafka or similar messaging systems Understanding of fraud detection algorithms, real-time data processing, and system security (preferred) Solid grasp of data structures, algorithms, and system design Comfortable in a fast-paced startup with ownership of end-to-end delivery
At Jumbo, we are proud to offer equal opportunities to all. We embrace diversity and inclusion in every aspect of our work.
We are committed to creating an inclusive workplace that respects every individual, regardless of race, gender, sexual orientation, gender identity, religion, age, disability, or background.—everyone is welcome here.
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