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Shailesh Kaliya

Software Engineer | Java | Spring Boot | Python | Onshape By PTC | Specialist @Codeforces | Knight @Leetcode | B.Tech CSE(AI & ML) ’25

Pune City

2+ years of work experience

PTC
Jul 20251 yr 2 mosPresent

Pune District, Maharashtra, India · Hybrid

- Developed and delivered key features for a greenfield product, collaborating with customers to resolve critical issues and successfully launch the MVP, contributing to a notable increase in product revenue. - Designed and enhanced scheduler jobs for large-scale workloads serving millions of active users, ensuring reliable and efficient execution of high-volume background processes. - Improved a high-traffic API by redesigning data access patterns and reducing aggregation overhead, decreasing response latency by 55% while significantly improving scalability under peak load. - Engineered a distributed locking framework across 5 application nodes to prevent duplicate scheduler executions and ensure reliable, idempotent task processing in a distributed environment.
PTC
Jul 20241 yr 1 moJul 2025

Pune District, Maharashtra, India · Hybrid

- Contributed to the design and implementation of advanced features for Onshape, a PTC product, leveraging Java, Spring Boot, and Angular to develop scalable and efficient solutions. - Optimized and developed REST APIs, improving overall performance. - Integrated third-party services into existing applications, utilizing SDKs and APIs to extend functionality. - Developed dynamic, responsive email templates for seamless user communication using Event Based Architecture.

Shailesh’s AI Stack

antigravity
antigravity
codex
codex
cursor
cursor

Education

Pimpri Chinchwad Education Trust'S. Pimpri Chinchwad College Of Engineering

Bachelor of Technology - BTech, Computer Science

Pimpri Chinchwad Education Trust'S. Pimpri Chinchwad College Of Engineering

20214 yrs2025

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Headline

Software Engineer | Java | Spring Boot | Python | Onshape By PTC | Specialist @Codeforces | Knight @Leetcode | B.Tech CSE(AI & ML) ’25

About

Software Engineer with 2 years of experience building scalable backend and distributed systems in the SaaS domain. I specialize in Java, Spring Boot, microservices, REST APIs, cloud technologies, and AI-integrated workflows, developing high-performance platforms that handle large-scale workloads efficiently. Currently at PTC, I work on Onshape, contributing to systems that power CAD and product development operations at scale. My work focuses on backend development, full-stack engineering, system design, and building reliable, resilient applications. I enjoy solving complex challenges around scalability, performance, and distributed systems while leveraging AI to create intelligent and impactful solutions. Passionate about continuous learning, innovation, and building products that make a difference.

Location

Pune City

AI stack

antigravity

codex

cursor

Work experience

Associate Software Analyst at PTC, Jul 2025 - Present · 1 yr 2 mos, Pune District, Maharashtra, India · Hybrid, - Developed and delivered key features for a greenfield product, collaborating with customers to resolve critical issues and successfully launch the MVP, contributing to a notable increase in product revenue. - Designed and enhanced scheduler jobs for large-scale workloads serving millions of active users, ensuring reliable and efficient execution of high-volume background processes. - Improved a high-traffic API by redesigning data access patterns and reducing aggregation overhead, decreasing response latency by 55% while significantly improving scalability under peak load. - Engineered a distributed locking framework across 5 application nodes to prevent duplicate scheduler executions and ensure reliable, idempotent task processing in a distributed environment.

Software Engineer Intern at PTC, Jul 2024 - Jul 2025 · 1 yr 1 mo, Pune District, Maharashtra, India · Hybrid, - Contributed to the design and implementation of advanced features for Onshape, a PTC product, leveraging Java, Spring Boot, and Angular to develop scalable and efficient solutions. - Optimized and developed REST APIs, improving overall performance. - Integrated third-party services into existing applications, utilizing SDKs and APIs to extend functionality. - Developed dynamic, responsive email templates for seamless user communication using Event Based Architecture.

Education

Bachelor of Technology - BTech, Computer Science, Pimpri Chinchwad Education Trust'S. Pimpri Chinchwad College Of Engineering

Shailesh Kaliya - Associate Software Analyst in Pune City | Tal