Backend Development Intern

About the work from home internship

Our Core Services team is five engineers working fully remote across two time zones. The intern picks up small backend tickets first and moves to bigger features once comfortable. As an intern, you will:

1. Add unit tests with pytest or Jest so new code does not lower coverage

2. Join the daily 15-minute standup on Google Meet and post a short written update in Slack

3. Raise pull requests on GitHub and respond to code review comments within a day.

4. Fix bugs from the Jira backlog, starting with small, well-defined tickets

5. Profile slow endpoints and suggest fixes, such as adding an index or caching a result

6. Build REST API endpoints and document them in Postman or Swagger.

Skill(s) required: Java, Data Structures, Node.js, Python

Who should apply

1. Women wanting to start or restart their career can also apply

2. Students currently pursuing B.Tech, BE, BCA, MCA, B.Sc or a related degree, or fresh graduates (between December 2027 and June 2028 batch)

3. Have a working laptop and a stable internet connection

Stipend: ₹28,000 - ₹37,000/month

Duration: 6 months | Start date: Jan 2027

Perks: Internet allowance, Job offer on successful completion, Letter of recommendation, 5 days a week

Number of openings: 3

About Mainsail Data

Founded in 2011, the business writes the billing, metering and customer portal software that small water and electric utilities run on. Since 2011, the company has sold practice management software to dental and veterinary clinics in India.

Duration: 6 months. Start: Jan 2027.

Demo job created on 11jobs for testing and demonstrations. It is not an actual opening at Mainsail Data.