Aashish Agrawal
Senior Software Engineer
Summary
Senior Backend Developer | 6+ Years Experience - Expertise in designing scalable backend architectures, microservices, and real-time systems. Proven track record in healthcare, gaming, video calling, and fintech domains using Node.js, PostgreSQL, MongoDB, WebSockets, and AWS.
Overview
8
8
years of professional experience
2019
2019
years of post-secondary education
Work History
Senior Backend Developer
Unify technologies
06.2023 - 02.2025
- Healthcare App in Node.js Mongodb PostgreSQL: Created end to end system design for creating scalable healthcare app with scheduling and roster features sold across multiple hospitals internationally
- Recommendation System with Batch Processing using ElasticSearch: Processed 1 Million+ people data to recommend offers based on past shopping history
- Solution deployed as SAAS offering for 100+ clients
Senior Software Developer
Tamasha.live
08.2021 - 12.2022
- Team Lead Node.js Websocket: Led development of social gaming platform for Tamasha live with 10L+ download with gamification
- Architecture Migration: Transitioned Ludo game platform from Monolithic to Microservice based architecture leading a team of both frontend and backend resources
- 50M+ Push Notifications Per Day: AWS SQS (Simple Queue Service), Lambda Functions used to create scalable notification systems with high throughput
Acquirelabs solutions
07.2020 - 08.2021
- WEBRTC Video Calling Node.js: Worked with Founders office CTO to create video calling peer to peer
- Plug and play between websockets and webrtc based on performance requirements
- System Design Decisions: Stateful architecture changed to stateless architecture to allow horizontal scaling
- Scale ~100K concurrent connections, Peak 1.4M Connections
Alpha Fortress Private Ltd
05.2018 - 07.2020
- Multi Factor Authentication: Developed a service that was used to verify document authenticity like PAN cards, Aadhaar cards
- Node Js Tokenization system: In memory tokenization system used to throttle requests to third-party APIs in case of rate-limit exceeded
- Payment Integrations: Developed a service responsible for generating payment invoices and receiving payments using Razorpay
FullStack Intern
Flathood
01.2017 - 05.2017
- Real Estate App: Worked closely with the founder to built end to end app
Education
Bachelor of Engineering - Computer Science & Engineering
PEC University of Technology
05-2018
Skills
Nodejs Development
PostgreSQL
Redis
MongoDB
Cassandra
Microservices architecture
Deep understanding of restful apis
Advanced SQL
Experience with AWS services
Front-end skills: HTML, CSS
Timeline
Senior Backend Developer
Unify technologies
06.2023 - 02.2025
Senior Software Developer
Tamasha.live
08.2021 - 12.2022
Acquirelabs solutions
07.2020 - 08.2021
Alpha Fortress Private Ltd
05.2018 - 07.2020
FullStack Intern
Flathood
01.2017 - 05.2017
Bachelor of Engineering - Computer Science & Engineering
PEC University of Technology