Software Development Intern

Vista Equity Partners is a leading global investment firm focused exclusively on enterprise software data and technology-enabled businesses. Withover$100B in assets under managementand a portfolio of90 companies worldwide Vista acceleratesgrowth through operationalexcellencesharedexpertise and India Vistas presence continues to expand with45 portfolio companiesemploying more than17000 professionalsacross technology product customer success and operations reinforcing Indias strategic role as ahubof innovation and talent within the Vistaecosystem.

Through its Agentic AI Factory Vista is embedding Generative AI across its global portfolio enabling companies to integrate intelligent responsible AI into products operations and decision-making. This initiative is strengthened through portfolio-wide learning programs leadership workshops and AI hackathons that foster innovation build fluency and accelerate practical AI adoption across teams.

Critical Start a Vista-backed companyis on a mission to stop breaches simplify security and shape the future of cyber defense. We deliver 24x7 AI-accelerated human-validated detection investigation and response across IT and OT helping organizations outpace evolving threats with faster response and measurable risk reduction.

Innovation isnt just a buzzword here;itsour DNA. We pioneered the first MOBILESOC app for on-the-go detection and response infused AI into automated alert resolution toeliminatenoise and slashed investigation time by an astounding 99.3%.Weretransforming how security teams work and you could be a part of it. From AI-assisted triage to analyst copilots that elevate humanexpertise we combine machine intelligence with human judgment to deliveroutcomesourcustomerstrust.

Ifyourelooking for a high-trust high-impact team where your ideas are amplified by AI and valued by colleagues and customers alike Critical Start is the place for you. Come build the future of cybersecurity with us.

With Vistas investment and strategic guidance we combine the agility of a growth-stage company with the scale stability and career opportunities of a global technology network. Our teams are empowered to innovate collaborate and build meaningful solutions that drive measurable outcomes for customers worldwide.

Our Employee Value Proposition (EVP)

At Critical StartTechnologies Private Ltd.our people are our greatest advantage andwe empower our team to make a real impact by transforming how the world defends against cyber threats. Our employeevalue proposition reflects what we stand for and the experience we create for every team member:

• Purpose-Driven Mission
  Join a team united by a clear and inspiring purpose: to stop breaches simplify security and shape the future of cyber defense. Every role directly contributes to protecting organizations and strengthening global resilience.
  

• Innovation at the Core
  Innovation is in our DNA. From pioneering the first MOBILESOC app toleveragingAI to reduce investigation time by 99.3% we continuously push boundaries. Team memberscanwork withcutting-edgetechnologies that redefinewhatspossible in cybersecurity.
  

• Human AI Collaboration
  We combine the best of machine intelligence and human judgment to deliver trusted outcomes.Youllwork in an environment where AI elevatesexpertisethrough AI-assisted triage automated alert resolution and analyst copilotsempowering you to focus on high-impact work.
  

• High-Trust High-Impact Culture
  We thrive on collaboration transparency and shared success. Your ideas are valued your growth is supported and your contributions drive meaningful results. This is a place where your work truly matters.

Together these pillars define what it means to work at Critical Start a place where you cando the most meaningful work of your career supported by Vistas global ecosystem.Vistas ecosystemenablespurposeful career mobility and sustained professional growth. Employeesbenefitfrom the ability to build diverse experiences collaborate with high-performing peers across portfolio companies and progress into new roles within a global network of leading enterprise software organizations. This shared talent environment strengthens capabilities broadens perspective and supports long-term career development across the Vista portfolio.

Joinusandletsbuild the future of cybersecuritytogether!Wantto hear from our team Watchthese videosto gain insights into life at Critical Start or check out our Glassdoor reviews for an inside look.

We are seeking a motivated Software Engineering Intern to join the Critical Start Technologies Private Ltd. team operating under the Critical Start umbrella for our India operations.

You will work closely with mentors while contributing to real-world projects and gaining hands-on experience in cloud-based systems and modern software development practices. The ideal candidate enjoys problem-solving writing clean and efficient code and learning how large-scale systems are designed maintained and scaled. You are detail-oriented eager to explore new technologies and thrive in a collaborative fast-paced engineering environment. You should have a strong interest in distributed systems REST APIs microservices and database design. This internship provides the opportunity to strengthen coding debugging and problem-solving skills while contributing to projects that power scalable reliable and secure cloud-based applications in enterprise cybersecurity and automation.

This in-person internship will be based at our Pune office from June 01 2026 to November 30 2026 with an expected commitment of 2030 hours per week at a max stipend of 30000/month depending on experience. Please note that expense reimbursements are not provided for this position.

As a Software Engineering Intern you will collaborate with software engineers and DevOps team members across India and the U.S. to:

• Assist in the design development and testing of user interfaces RESTful APIs and microservices.
• Collaborate with senior engineers to implement new features and enhance existing functionality.
• Apply microservices design principles using Python-based frameworks such as Django or FastAPI.
• Write and maintain unit tests and participate in code reviews to ensure high-quality maintainable code.
• Work with SQL or NoSQL databases to design efficient data models and optimize queries.
• Use logging monitoring and alerting tools (e.g. New Relic CloudWatch) to analyze system performance.
• Write documentation and contribute to improvements in developer tooling.
• Collaborate with DevOps to understand CI/CD pipelines deployment processes and containerization with Docker.
• Participate in daily standups and sprint planning gaining exposure to agile software development practices.
• Assist in debugging reproducing and resolving issues identified during testing or by internal teams.

Required Qualifications

• Strong understanding of at least one programming language preferably Python.
• Familiarity with UI REST APIs data structures algorithms and OOP principles.
• Basic knowledge of web frameworks such as FastAPI Django or Flask.
• Curiosity to learn about databases cloud computing and microservices.
• Strong analytical problem-solving and debugging skills.
• Excellent communication and collaboration abilities.
• Enthusiasm for learning new technologies and contributing to a team environment.

Desired Qualifications

• Coursework or projects in software development REST API design or cloud platforms (AWS GCP Azure).
• Familiarity with version control systems (Git/GitHub).
• Exposure to Docker Linux environments or CI/CD workflows.
• Knowledge of testing frameworks (pytest unittest) is a plus.
• Interest in observability tools (e.g. New Relic Prometheus).
• Exposure to cybersecurity or interest in security-focused software development.
• Experience with AI-assisted coding tools (e.g. GitHub Copilot ChatGPT) is a plus.

What Youll Gain:

• Hands-on experience working on production-grade software systems.
• Mentorship from experienced software engineers.
• Exposure to modern engineering practices including agile development and cloud-native design.
• Opportunity to learn the full software delivery lifecycle from development to deployment and monitoring.

JoiningCritical Start Technologies Private toa mission-driven teamwhile being part of thebroader Vista portfolio the opportunity to innovate grow your career and help share the future of Critical Start in India while staying connected to peers and leaders across Vistas global network. We offer a dynamic supportive and engaging work environment where meaningful work and a relaxed comfortable culture go hand in hand!

Be part of something bigger. Build your career withCritical Start.

What does our Compensation and Benefits package entail

• Competitive salary
• Statuary PTO (Paid Time Off) policy
• Depending on the role you may work in the office remotely or adopt a hybrid work model.

We prioritize your privacy and security. Please note that Critical Start will never request financial information or sensitive personal data during the interview process. If you encounter any suspicious requests do not respond and contact us directly at Thank you for helping us maintain a safe and trustworthy hiring experience.

Critical Start welcomes people from all backgrounds and walks of life. One of our core values is to Do whats best for our employees and that starts with the hiring process by finding the best candidates and providing an environment that upholds equal employment opportunities for all employees and applicants strictly prohibiting any form of discrimination or harassment based on race color religion age sex national origin disability status genetics protected veteran status sexual orientation gender identity or expression or any other characteristic protected by federal state or local laws.

This policy encompasses all aspects of employment including recruitment hiring placement promotion termination layoff recall transfer leaves of absence compensation and training.

Mental and Physical Requirements

Its important to note that specific physical and mental requirements may vary depending on the nature of the office job organization and individual responsibilities.

Physical:

• Stationary position for extended periods of time.
• Constantly operate a computer.
• Occasionally you may be required to move equipment or other items up to 20 lbs.
• The ability to communicate information and ideas so others will understand. Must be able to exchange accurate information in these situations.

Mental:

• Must be able to apply established protocols in a timely manner.
• Make timely decisions in the context of workflow.
• Ability to complete tasks and perform in situations requiring speed deadlines or productivity quota.
• Ability to work effectively and efficiently in high stress situations.
• Ability to simultaneously address multiple complex problems.

How to Apply:

Interested candidates are invited to visit our career site and apply for the position: Experience:

Intern