Lishit Vaishnav
Lead Engineer | Building Scalable FinTech Systems & GenAI Solutions | Backend Architecture | Java, Spring Boot, Python
- Role
- Senior Engineer 1 at American Express
- Location
- Pune Division, MH, IN
- LinkedIn followers
- 500 followers
About Lishit Vaishnav
Led the design and evolution of scalable backend services supporting business-critical FinTech workflows, focusing on performance, reliability, and secure system design- Owned end-to-end system design for distributed components, including API contracts, data flows, failure handling, and scalability strategies across multiple services- Acted as a technical owner for complex problem areas, driving architecture discussions, reviewing designs, and influencing engineering standards across teams- Designed and delivered production-grade GenAI solutions for internal enterprise use, leveraging Python and Large Language Models (LLMs) to automate workflows and improve operational and developer productivity- Built and maintained LLM-powered pipelines, including prompt engineering, model integration, orchestration logic, and observability, with strong emphasis on data privacy, security, and reliability- Partnered with product, platform, and security teams to ensure GenAI solutions met enterprise compliance, governance, and risk requirements- Improved system performance and scalability through proactive bottleneck analysis, architectural refactoring, and adoption of best practices in distributed systems- Mentored engineers through code reviews, design sessions, and technical guidance, raising the overall quality and consistency of backend development- Contributed to long-term technical roadmap planning, balancing near-term delivery with platform scalability and maintainability.
Experience
Senior Engineer 1
Oct 2023 — Present · Pune District, IN
Education
GECR/GTU
Bachelor of Engineering (B.E.), Computer Engineering
2010 — 2014
Swami Vivekanand Vinay Mandir Junagadh
Higher Secondary Schooling, Science
2008 — 2010
GOVT High School VIsavadar
HIGH SCHOOL/SECONDARY DIPLOMAS AND CERTIFICATES
2006 — 2008
Skills
- Soap Web Services
- Pl/Sql
- J2ee Web Services
- Javascript
- Java
- Microsoft Office
- Jsp
- Eclipse
- C#
- Sql
- Restful Webservices
- Hibernate
- Xml
- Css
- Mysql
- Spring Mvc
- C
- Programming
- Core Java
- Software Engineering
- Maven
- Html
- Php
- Cascading Style Sheets (Css)
- C++
- Software Development
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