Nandhakumar M
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Associate Tech Lead at Rently | Ruby on Rails, Go
Erode, Tamil Nadu, India
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Associate Technical LeadRentlyApr 2023 - Current (3 years 5 months)• Led an 8-member team in developing scalable solutions using Go, React.js, and Ruby on Rails, powered by AWS services including Aurora RDS, S3, DynamoDB, Kafka, and SQS, to enhance user experience and ensure web accessibility in a fintech SaaS platform. Achieved a 3.57% increase in revenue. • Enhanced AWS RDS efficiency by 50% through deep performance analysis and targeted optimizations, significantly lowering costs and improving application responsiveness. • Led a 50-member team in upgrading Rails from version 4.2 to 7.2 and Ruby version from 2.2 to 3.3 within a 15-day timeline, achieving seamless transition. • Engineered and implemented a highly scalable Microservices architecture using Docker and Kubernetes, optimizing CI/CD pipelin- Senior Software EngineerRentlyApr 2022 - Apr 2023 (1 year 1 month)• Played a pivotal role in developing and maintaining microservices-based applications using Go on Serverless platform (AWS Lambda), overseeing a vast network of over 10 million IoT devices. • Designed Python-based microservices for a web crawler, leveraging the Data Adapter Pattern to enable seamless support for 20+ integrations and improve scalability. • Pioneered the optimization of database performance for a high-traffic application by implementing indexing, query optimization, and partitioning strategies in PostgreSQL, implementing Redis for caching and as a backend for Sidekiq background processing, resulting in a 60% improvement in response times through refined data models.
- Software EngineerRentlyJun 2019 - Apr 2022 (2 years 11 months)• Designed a comprehensive suite of backend APIs that facilitated seamless integration with third-party services; the APIs are now utilized by 10+ applications, resulting in increased user engagement and retention. • Worked with an Agile team on multiple sprints and stand-ups, participated in numerous code reviews, and developed backend components using Ruby on Rails, Go and Python (Django), leading to a 25% improvement in platform performance and functionality. • Contributed to building 5+ microservices and APIs, which streamlined system processes and supported a 50% increase in user traffic.
Education
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- BBEC vantage with B2 level certification.
- Bachelor of TechnologyBITS