FlexSalary

Backend Engineer Intern

InternshipHybridHisar, Haryana2 months25K/mo4 openingsImmediate / Rolling

About this internship

FlexSalary is hiring a Backend Engineer Intern in Hisar — a hands-on, mentor-led internship built for students and 2026 freshers who want real exposure to backend and distributed systems engineering rather than a certificate-only programme. About the role As a Backend Engineer Intern at…

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Skills you'll use

Java (Spring Boot)GoMicroservices ArchitectureRedisSystem DesignSQL & Query OptimisationREST API DesignMessage Queues (Kafka / RabbitMQ)Unit & Integration TestingDocker

What you'll do

Work on designing and building the services and APIs everything else depends on alongside the core team
Apply Java (Spring Boot), Go, Microservices Architecture, Redis to live, production-facing problems
Document your work clearly for reviewers and stakeholders
Participate in reviews and act on the feedback you receive
Collaborate across engineering, product, design or business as required
Follow the team's quality, testing and documentation standards

Who can apply

Pursuing or recently completed B.E./B.Tech (CSE/IT), BCA, MCA or B.Sc (Computer Science) — 2026 freshers & final-year students welcome
Working knowledge of Java (Spring Boot), Go, Microservices Architecture (or a genuine willingness to learn them)
Strong fundamentals in your discipline and clear problem-solving ability
Care with detail and the discipline to document your work
Clear written and verbal communication in English
Based in or willing to work from Hisar, Haryana

Perks & benefits

Exposure to professional tools and workflowsPre-Placement Offer (PPO) opportunityFlexible working hoursNetworking with senior professionalsInternship Certificate

Interview & selection process

3 rounds — typical selection flow for this role:

1Application screening & resume shortlisting by the talent team
2Discussion with the hiring manager on the role and your fit
3HR discussion — stipend, start date, expectations and offer

About FlexSalary

FlexSalary operates in the consumer lending sector and has an active presence in Hisar. Interns here are put on real work from the start, because the team's view is that the fastest way to learn a craft is to practise it under people who already do it well — not to watch it from a distance. The…

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