Rajat Sehgal
@rajatsehgal
Full Stack Engineer skilled in scalable systems, cloud architecture, and cost-efficient solutions.
IndiaWhat I'm looking for
I am a Full Stack Engineer with 6+ years of experience in designing and building scalable, high-performance applications from scratch to production. My expertise lies in cloud architecture, backend optimization, and cost-effective solutions using AWS, Node.js, TypeScript, PostgreSQL, and React.
Currently, at ATMA, I have architected a high-performance microservices queue system, ensuring seamless data synchronization for millions of users. I have also optimized cloud costs by $145K/year by replacing third-party APIs with in-house solutions and implemented Redis caching, boosting API performance 10x. My experience spans cloud-native development, infrastructure optimization, and API-driven architectures.
I am passionate about solving complex engineering challenges, improving developer experience, and building scalable, efficient, and maintainable systems. Always eager to learn and adopt new technologies, I thrive in fast-paced, innovation-driven environments where ownership, collaboration, and technical excellence are valued.
Experience
Work history, roles, and key accomplishments
Backend Engineer
ATMA
Jul 2022 - Present (3 years 11 months)
As a Backend Engineer at ATMA, I delivered significant contributions by managing JIRA tasks and GitHub pull requests. I built a scalable notification system using AWS services, designed a microservices queue system, and replaced APIs to achieve substantial cost savings. My role involved optimizing API performance and automating workflows, enhancing overall efficiency.
Full Stack Engineer
FARMFETCH
Oct 2021 - Jul 2022 (9 months)
At FARMFETCH, I led a team to develop a scalable platform using React and Node.js. I optimized NestJS APIs for better performance and created a dynamic reporting system that significantly reduced reporting time. My contributions improved data flow and overall application efficiency.
Full Stack Engineer
ASTS Technology
May 2020 - Oct 2021 (1 year 5 months)
In my role at ASTS Technology, I developed a user-centric platform that streamlined student progress management. I automated tracking processes, built a reporting tool, and created a reusable component library, significantly enhancing productivity and efficiency.
Software Engineer
Lumiq.ai
Jun 2018 - Apr 2020 (1 year 10 months)
As a Software Engineer at Lumiq.ai, I designed and optimized API endpoints for loan risk calculations and improved data processing accuracy. I developed a web application for cognitive receipt recognition and implemented a blockchain-powered KYC encryption system.
Education
Degrees, certifications, and relevant coursework
Indian Institute of Technology, Roorkee
Bachelor of Technology, Material Science Engineering
2014 - 2018
Grade: 7.7/10
Bachelor of Technology in Material Science Engineering with a GPA of 7.7/10.
Delhi Public School, Aligarh
Intermediate, General Education
2011 - 2013
Grade: 92.6%
Completed Intermediate (Class 12 CBSE) with a score of 92.6%.
Availability
Location
IndiaAuthorized to work in
Website
rajatsehgal.comPortfolio
rajatsehgal.comSalary expectations
Job categories
Interested in hiring Rajat?
You can contact Rajat and 90k+ other talented remote workers on Himalayas.
Message RajatFind your dream job
Sign up now and join over 250,000+ remote workers who receive personalized job alerts, curated job matches, and more for free!
