May 2024 – Feb 2025 · 9 mos · Bengaluru, Karnataka, India

• Design and implement scalable payment systems with 99.99% uptime, supporting seamless transaction processing.
• Integrate multiple payment gateways to enhance system efficiency and user experience.
• Develop, test, and deploy backend modules focused on reliability, scalability, and performance.
• Optimize payment infrastructure to handle peak loads and improve transaction speed.
• Collaborate with cross-functional teams to deliver end-to-end solutions and improve system workflows.
• Enhance CI/CD pipelines and implement DevOps practices for smoother deployments.
• Leverage data analytics to monitor transaction flows and proactively address bottlenecks.

Jan 2022 – May 2024 · 2 yrs 4 mos · Bengaluru, Karnataka, India

• BYJU'S Wiz:
• Spearheaded the development of Open source LLM and GPT-4 based real-time doubt resolution features, leveraging BERT embeddings, Elasticsearch, and prompt engineering.
• Achieved 91.2% accuracy in solution generation and 98.0% accuracy in SafeAI to filter non-academic queries.
• Engineered a robust, scalable backend architecture to handle 35,000 DAU within a broader ecosystem of 3.6L users, utilizing a round-robin distribution mechanism across multiple third-party API integrations.
• Learning Personalisation:
• Led integrated backend development of scalable web and mobile applications using Python, MongoDB, Redis and AWS, focusing on performance and system robustness.
• Integrated GPT4 APIs to generate hints for users based on their interaction, implemented user path based DB caching of LLMs responses to optimize the cost and increase.
• Implemented ML-Ops with inhouse AI-Model BADRI, to understand the user pattern and knowledge tracing in particular concepts and provide questions and videos recommendation to increase the knowledge quotient.
• Developed data pipelines and APIs Android apps to analyze real-time user data and enhance user experience.
• Byju’s QnA & MathSolver:
• Engineered a robust backend for high-traffic web and mobile apps, successfully managing search queries for 1.5M daily users, using Python, AWS, Redis and MongoDB.
• Spearheaded the integration of Elasticsearch, BERT & Annoy indexes to create search engine capabilities for the Byju’s Q&A platform and implemented Chi-squared distribution to find the trending search topics.
• Created an innovative Python-driven mathematical equation solver, delivering real-time solutions to complex trigonometry and algebra equations within 2-3 seconds using Sympy and mathjax library.
• Pioneered performance enhancements, notably through strategic caching with Redis and API caching, elevating system efficiency in high- demand scenarios.

Sep 2019 – Jun 2022 · 2 yrs 9 mos

• Investment Portfolio Management :
• Working as lead application developer in Investment portfolio management
• application for Financial Service Bank
• Design the event based application using Python and Typescript in AWS
• Application development on AWS using Lambda, EC2, Kinesis Glue.
• Design the Kafka based application to generate more than 300,000 message per day
• Responsible to design the application architecture and enhancement activities

Jun 2018 – Sep 2019 · 1 yr 3 mos

• Trades Analysis System:
• Worked as lead back-end developer for Trades Analysis application
• Worked on Python, .Net to develop the data access and business layer .
• Used basic of NLP to enhance the application for business users.
• Developed the solution to consume and collate the real time world market
• data from different sources
• Worked extensively on SQL, oracle to maintain the live CRUD operations
• based on data feeds

Jan 2018 – Jun 2018 · 5 mos

• Deal Pricing System
• Worked as web application developer for the Deal Management System in
• Infosys
• Worked on CRM Dynamics to DPS sales and Marketing module
• Worked on MVC 3 tier architecture in C# under ASP .net framework.
• Worked on the C# based integration of CRM Dynamics with inhouse Deal
• pricing application
• Worked on the REST API, JQuery , Angular for the CRUD operations Server
• requests from UI
• Design the modules’ architecture for the product enhancement.

Dec 2015 – Dec 2017 · 2 yrs

• Worked as Dynamics CRM developer for Infosys Sales and Marketing team.
• Role includes writing plugins , business rules and Console Applications for necessary customizations and data migration
• Previously worked as Asp.NET based Web Application Developer for Infosys Sales and Marketing Pricing Application.
• Used C# for the application development . Implemented WCF services for backend connection . Design and maintain data base using the SQL Server .