Fiserv

Python Microservices Developer Intern

InternshipIn OfficeKolkata, West Bengal4 months22K/mo8 openingsImmediate / Rolling

About this internship

Start your career in Python microservice architecture with Fiserv as a Python Microservices Developer Intern in Kolkata. You will sit with a working team, use the same tools and systems they do, and own a defined piece of work from day one. About the role As a Python Microservices Developer Intern…

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Skills you'll use

PythonFastAPI or FlaskMicroservices ArchitectureDockerMessage Queues (RabbitMQ / Kafka)REST & gRPCPostgreSQLService MonitoringCI/CDAPI Contracts

What you'll do

Work on splitting functionality into services that can be deployed independently alongside the core team
Apply Python, FastAPI or Flask, Microservices Architecture, Docker 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), MCA or M.Sc (Computer Science)
Graduating batch 2026, 2027 or 2028 — final-year students and recent graduates welcome
60% / 6.0 CGPA and above preferred; strong project work is considered alongside academics
Working knowledge of Python, FastAPI or Flask, Microservices Architecture (or a genuine willingness to learn them)
Exposure to Docker, Message Queues (RabbitMQ / Kafka), REST & gRPC is an advantage
Clear written and verbal communication in English, and care with detail in your work
No prior work experience required — this is a fresher-friendly internship
Based in Kolkata, West Bengal or willing to work from there for the internship period

Perks & benefits

Letter of RecommendationMentorship from a named mentorLive project experienceExposure to professional tools and workflowsPre-Placement Offer (PPO) opportunity

Interview & selection process

2 rounds — typical selection flow for this role:

1Application screening & resume shortlisting by the talent team
2Team-fit / behavioural interview with the team

About Fiserv

Fiserv operates in the payments technology sector and has an active presence in Kolkata. 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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