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Calsoft

Software Engineering Intern

InternshipIn OfficePune6 months20K/mo12 openingsRolling intake
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About this internship

Calsoft is hiring Software Engineering Interns at its Pune office to work on infrastructure software engineering. The internship suits students with genuine interest in systems programming rather than application or web development. Calsoft works with technology product companies in storage…

Skills you'll use

CC++Operating SystemsLinuxPythonComputer NetworksData StructuresStorage SystemsVirtualisationTest Automation

What you'll do

  • Develop and test infrastructure software components in C, C++ or Go
  • Work on storage, networking, virtualisation or cloud platform projects
  • Build and maintain test automation frameworks
  • Debug system-level issues using logs, traces and Linux tooling
  • Analyse and improve performance of infrastructure components
  • Participate in code reviews with senior systems engineers
  • Document technical work for product teams and clients

Who can apply

  • BE/BTech/MTech/MCA/MSc in CS, IT, ECE or a related branch
  • 2025 to 2027 graduating batch, available full-time for six months
  • Strong C or C++ programming fundamentals
  • Solid operating systems knowledge — processes, memory, file systems
  • Working understanding of computer networks and protocols
  • Comfort with Linux and command-line development
  • Python for scripting, automation and test frameworks
  • Interest in storage, networking, virtualisation or cloud infrastructure
  • Methodical debugging and problem-solving ability
  • Available to work from the Pune office

Perks & benefits

Monthly internship stipendDeep systems and infrastructure experienceMentorship from senior systems engineersLaboratory infrastructure accessFull-time conversion pathSpecialised, durable technical skillsCertificate of internship

Interview & selection process

3 rounds — typical selection flow for this role:

  1. 1Online test — C programming, operating systems and aptitude
  2. 2Technical interview — systems programming, data structures and OS concepts
  3. 3HR and team discussion covering internship terms and conversion

About Calsoft

Calsoft is a technology engineering services company specialising in storage, networking, virtualisation and cloud infrastructure. The company was founded in 1998 and has operated for more than two decades in infrastructure software engineering. Its India operations are headquartered in Pune…
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