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Jumbo
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Back End Developer

Back End Developer

Jumbo

2 - 5 years

0 Lacs

south delhi delhi india

Posted:9 hours ago| Platform:

Apply

Skills Required

developer aws scalability data processing design node.js mongodb monitoring reliability react next.js query compliance security code testing api rest redis messaging algorithms diversity

Work Mode

On-site

Job Type

Full Time

Job Description

About the Role:

mid-level Backend Engineer

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/NestJS (serverless on AWS Lambda)
Architect and maintain
secure, high-performance backend systems
Work with large datasets across
Postgres, MongoDB, 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/NestJS
and API design (REST/GraphQL)
Hands-on experience deploying to
AWS
(Lambda, RDS, S3, CloudFront, infra automation)
Strong working knowledge of
Postgres, Redis, MongoDB
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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Back End Developer

Experience & Salary

Skills Required

Work Mode

Job Type

Job Description

About the Role:

mid-level Backend Engineer

Job Details:

Experience:

Work Schedule:

Location:

Responsibilities:

APIs and microservices

Node.js/NestJS (serverless on AWS Lambda)

secure, high-performance backend systems

Postgres, MongoDB, Redis

Kafka

fraud detection & prevention logic

monitoring and alerting systems

data protection and security best practices

Requirements:

Node.js/NestJS

AWS

Postgres, Redis, MongoDB

Kafka

fraud detection algorithms, real-time data processing, and system security

data structures, algorithms, and system design

fast-paced startup

More Jobs at Jumbo