Hello! 👋
I'm Abhishek Chaudhary.
I design & build scalable systems.
Get in touch 👉 abhishek.chaudhary.in@gmail.com
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📌 A little about me
I’m a Software Engineer who loves solving scalable, high-performance challenges. With 5 years of experience, I’ve built and launched impactful features—most recently at Jupiter and Amazon optimizing systems and saving millions 💵
Started my journey 8+ years ago, and the curiosity hasn’t faded. Whether it’s backend, distributed systems, or a sleek UI, I’m always up for building something awesome! 🚀
Here are some of my skills ⚡️
Java
Scala
Python
Javascript
C++
SQL
HTML
CSS
Spring
Akka
Kubernets
AWS
Elasticsearch
MongoDB
git
Android
Django
👨🏻💻 Where I've worked
Sep 2023 - Present
Software Development Engineer 2
Jupiter
Bengaluru, India
- Re-architected the complete transaction and enrichment pipeline, driving high-level and low-level designs to improve efficiency and scalability, cutting cost by 60% and expanded enrichment capabilities from internal use only to a scalable, on-demand org-wide solution
- Decoupled storage from feature provisioning, enabling organization-wide transaction access with improved performance, reducing average processing time from ~700ms to ~400ms
- Expanded enrichment capabilities from internal use only to a scalable, on-demand org-wide solution.
- Developed organization-wide merchant normalization library that cut latencies by 64% and had direct applications in customer risk analysis, incorporating 95% test coverage and a configuration-driven caching layer
- Introduced an ”uncategorised” category and managed historical data migration, enhancing cash flow accuracy and data aggregation views, leading to a 30% increase in user interaction
- Built a credit categorization service with data scientists, implementing configurable models and efficient file loading to enhance lending and risk analysis.
- Took ownership on Money Manager Services which handles the consumption of transactions from all teams and its normalisation, storage and categorisation
Dec 2020 - Mar 2023
Software Development Engineer
Amazon
Bengaluru, India
- Designed and developed a new feature for Global Returns to optimally operate regional inventories after returns with cost savings of $1M per month.
- Worked on a new initiative with S. Korea’s E-commerce website – 11street to cross-feature Amazon workflows.
- Deployed new return workflows for 10 Global Stores and provided on-call support for the same.
Aug 2020 - Nov 2020
Software Development Engineer
ION Trading
New Delhi, India
- Designed CI/CD scripts for automating the package builds, caching, and deployment on valid package changes.
- Worked on agile development and diverse technologies like .NET and Angular to operate stock transactions.
Jan 2020 - Apr 2020
Student Developer
Crio.do
Remote - Certificate
- Developed a file-sharing server built on VSFTPD and secured the transfers using SSL certificates.
- Incorporated Stock API and computed annualized returns based on purchase date and holding period.
- Added additional Stock API for availability and built error reporting by exception handling for more stability.
May 2019 - Jun 2019
Student Developer
Crio.do
Remote - Certificate
- Implemented REST API for Food Ordering App - QEats using MongoDB and deployed on Gcloud via Docker.
- Parallelized backend services using Redis and Multi-Threading, and incorporated notifications using RabbitMQ.
Feb 2019 - May 2019
Android Developer
Workafy
New Delhi, India
- Designed and developed Repository Pattern and MVVM based architecture for Android Application to make it scalable and secure.
- Built a custom Firebase based communication channel for 1:1 and group chats with file upload support.
- Integrated backend APIs with application to manage projects and freelancers in real-time.
Sep 2018 - Jan 2019
Android Developer
Jalopuera
Remote
- Worked on Google Maps SDK to find and show appropriate Parking Locations around the city based on proximity of user
- Used Special Maps Utilities to cluster close locations for improved user experience
- Integrated Image caching and Network libraries to improve application performance
💪 Things I've built
Utiises TMDB API to get movies data in JSON format, and show its details. It's a Flutter spinoff of a similar app I created for Udacity Nanodegree - Cineverse Android.
FlutterBLoC PatternCaching
Android Developer Nanodegree Capstone Project. It uses News API to get news and get JSON data back. Then it is parsed using google's gson library and the requests are sent by Retrofit. Built with Repositiory pattern to fetch, store and cache data.
AndroidJavaRepository PatternMVVM
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