topmate.io

Engineering

WhiteHat Jr

• Led a team of 14 engineers and developed products for Business/Sales/Operations team of more than 10000 employees.
Actively developed platform features in Nodejs with more than
4000 LOC
• Actively collaborated with different stake holders and managed inbound requests from 5 different business verticals and geographies. Developed
projects that contributed in scaling revenue up by 40%
• Standardized SDLC and ensure smooth collaboration with other engg. teams.
Led platform initiatives for event-driven architecture
• Developed core ticketing and real-time chat modules. Developed an automated
task framework for Sales/Ops team

Principal Engineer

Lead Software Engineer

Upstox

- Developed Margin calculator, a core service for any broker, to provide insights and estimates on amount of margin required to perform a trade. This service is used across all of the RMS with uptime of 99.9 % and P99 of 5ms.
 - Developed real time alerting system based on stocks last trade price in GoLang.
 - Set new industry records in terms of monthly customer aquisitions. Developed backbone service for this feat which was next-gen backend for refer and earn.
 - Contributed heavily in optimization of software development process. Standardized system design documentation and issue tracking. Experimented Pomodoro Pair programming technique.
 - Set up best practises for development revolving around 12 Factor microservices philosophy. Standardized configuration management, logging and alerting, authentication best practices.
 - Tweaked and optimized services and database to reduce latency and increase performance.
 - Participated in daily fire fighting of customer issues and provide prompt resolution. Identified points of failures/tech debts and developed scalable and managable solutions.

Tech Lead

STYFI - Your Shopping Companion

- Designed and Developed next-gen architecture to handle 100x scale.
 - Planned and organized resources to perform transition of backend to next-gen architecture.
 - Designed near real time Product Sink and Transformation pipelines.
 - Designed event driven microservice architecture and used architectural patterns like Saga and 2 Phase-commits to achieve high availability, performance and accuracy.
 - Standardized code architecture and design patterns and created custom bootstrap project in nodejs with common set of in-house and open sourced libraries.
 - Integrated CI/CD pipelines for nodejs development workflow.
 - Developed Core REST micro services such as Authentication, Search, Profile, Orders, Cart with P99 of 10ms.
 - Extensively reasearched elasticsearh and developed APIs to perform complex aggregations and filters. Matched filters and search result accuracy above and beyond competitors like Myntra.
 - Awarded as Tech Performer of the year.

Software Architect

Aasaanjobs.com

- Developed around 50+ APIs using DJANGO-REST frameworks backed by POSTGRES and ELASTIC SEARCH as storages.
 - Performed reasearch on scalable async task managers and CRON jobs
 - Developed mobile web-app (Light-weight version of desktop web for mobile) with total size of 23kb and load time of less than 500ms driving more than 70% of overall traffic.
 - Revamped mobile-lite site to PWA using GOOGLE POLYMER 2 with 99 rating in lighthouse tests.
 - Contributed heavily in one month "product" hackaton. Developed more than 5 MVPs which involved android as well as backend system design and development.
 - Developed open source library for android which enforces use of clean architecture (Model View Presenter design pattern) and developed light weight HTTP Client for android based on volley.
 - Published 5 android apps on playstore.
 - Contributed accross multiple cross functional teams in setting up development process, system design and architecture.
 - Volunteered at DroidCon 2016 London, and conducted bootcamp on clean architecture.
 - Awarded as Tech Performer of the month multiple times

Full Stack Developer II

Web Access

- Designed and developed highly available and fault tolerant LDAP Single Sign-on service in SPRING MVC for CIBIL with performance of P99 < 100ms and P95 < 70ms.
 - Developed JSON validation library with extensible api to satisfy wide set of validation rules. This library became one of the core libraries and was used in almost all of the services deployed for CIBIL.
 - Developed Android APP that provides single sign-on based on OAuth 2.0 for multiple cloud storage services such as Google Drive, Box and Drop Box. 
 - Developed a configurable vanilla javascript and HTML/CSS  library that generates grid structure.
 - Performed extensive reasearch on Apache Framework and gained wide experiences in frameworks like Spring MVC, Android SDK

Software Developer

Tech generalist with 10+ years of experience in leading teams and developing high-quality software. Polyglot with wide experience in multiple languages and frameworks. Motivated and inspiring team player with an eye for perfection. Experienced in scaling and maintaining distributed systems.

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