Joy Chatterjee

Software Engineer

Bengaluru, Karnataka, India7 yrs 1 mo experience

Most Likely To SwitchHighly Stable

Key Highlights

Led development of core services at Flexcar.
Implemented security frameworks at CoinDCX.
Achieved 90% fleet utilization through innovative solutions.

Stackforce AI infers this person is a Backend-heavy Fullstack Engineer with expertise in SaaS and Fintech.

Contact

joy.chatterjee97@gmail.com LinkedIn

Skills

Core Skills

Java Web ServicesMicroservicesSystem ArchitectureCloud ComputingSecurity EnhancementsWebsocketRest ClientData CaptureBackend Design

Other Skills

Agile MethodologiesAlgorithm DesignAlgorithmsAmazon Web Services (AWS)Application Programming Interfaces (API)Architectural DesignAutomation JobsAutomation TestingBack-End Web DevelopmentC++Code ReviewComputer ArchitectureComputer EngineeringComputer ScienceContainerization

About

-6+ years of experience in architecting and building scalable web applications using Java (Spring Boot) and Ruby on Rails. -Founding engineer at Flexcar, responsible for designing and developing core services from scratch and taking them to production. -Currently leading a team of 2 engineers focused on Ops engineering — ensuring seamless customer pickup and drop-off experiences by building and maintaining internal operations platforms. -Previously led the Location Management team at Flexcar, driving key initiatives that improved fleet operations and helped achieve 90% fleet utilization. -Prior experience at CoinDCX, where I: -Implemented the RSA Encryption/Decryption framework for secure exchange of user PII across services. -Refactored and optimized critical trading modules (PRICES, TRADE_HISTORY) by integrating WebSocket-based communication, reducing latency and significantly enhancing real-time UI performance.

Experience

7 yrs 1 mo

Total Experience

2 yrs 4 mos

Average Tenure

3 yrs 11 mos

Current Experience

Flexcar india

Software Engineer - 2

Jul 2022 – Present · 3 yrs 11 mos · Bengaluru, Karnataka, India · Hybrid

Currently leading the engineering and driving the entire development of all Ops related activities to smoothen out the customer pickup and drop-off experience.
I spearheaded the development of Location Management System from scratch and helped elevate fleet utilization to an impressive 90%.
With a background rooted in building highly scalable robust systems, I was entrusted with the task of designing a highly available, low latency pipeline system capable of processing telemetry data from thousands of cars across our expansive fleet. This system ensures seamless operations for our 7000+ vehicles.

Architectural DesignSpring FrameworkJava Web ServicesSystem ArchitectureRESTful WebServicesTechnical Leadership+3

Coindcx

Software Engineer

Feb 2021 – Jul 2022 · 1 yr 5 mos · Bangalore Urban, Karnataka, India

As one of the early Software Engineer(Security and Platform team) at CoinDCX, I played a pivotal role in enhancing security and user experience through strategic technological implementations.
Noteworthy achievements include:
Engineered and implemented a robust RSA Encryption/Decryption framework, fortifying security measures for the main trading and wallet repository, this was critical in sharing user's PII data across services.
Elevated user authentication by introducing an Email OTP based login system, replacing conventional email tokens and enhancing overall account security.
Spearheaded a comprehensive refactoring effort of the PRICES and TRADE_HISTORY repository, leveraging web sockets to replace REST API calls. This optimization significantly improved UI responsiveness, providing users with a seamless and enhanced trading experience.

RSA EncryptionWebSocketTrading ModulesUser AuthenticationSecurity Enhancements

Highradius

3 roles

Associate Software Engineer 2

Jul 2020 – Feb 2021 · 7 mos

Worked on creating a REST client using Jersey(JAX-RS) for internal cron-based automation jobs.
Worked on designing and development of framework for capturing data from .xlsb (XLS-binary) files and integrating it with the existing excel parsing flow.

REST ClientJerseyAutomation Jobs

Associate Software Engineer 1

May 2019 – Jul 2020 · 1 yr 2 mos

Worked on creating a new remittance extraction processor for extracting data from Sales Invoice Template remittances. This led to the increase of overall capture rate by 6.8% in the v1 version and 2.3% more increase in the v2 version.
Worked on increasing the overall data capture rate by giving support to capture Russian(Cyrillic) characters from the incoming email attachments.

Data CaptureRemittance ExtractionEmail Attachments

Software Development Intern

Jul 2018 – Mar 2019 · 8 mos · Hyderabad Area, India

Worked in the backend design and implementation of multiple internal screens for the CAA product.
Worked on the Keyword Driven Framework(KDF) and wrote automated test scripts using Selenium, Java, and TestNG to strengthen the Automation Testing and Regression suite of CAA.

Backend DesignAutomation TestingSeleniumJava