Jul 2020 – Apr 2021 · 9 mos

• CleverTap enables high-volume targeting and delivery of user messages through various channels (native app push, email, WhatsApp, webhooks, SMS) powered by user behavioral analysis and segmentation.
• ⇨ Roles & responsibilities
• Component owner for data storage and data processor microservice
• Design and implement services with high reliability and scalability
• Troubleshoot and debug applications
• Write testable, maintainable, and easy to understand code
• Perform peer code reviews
• ⇨ Microservices
• High volume event ingestion
• Stream processing
• In-Memory databases, Big data
• High throughput messaging
• ⇨ Technical Skills
• Languages: Java
• Databases: In-Memory Datastore built in house, MongoDB, Redis
• Queue: Redis, Kafka
• Cloud: AWS
• Tools: Splunk, Grafana, Docker, Jira

Jul 2019 – Jun 2020 · 11 mos

Aug 2018 – Jun 2019 · 10 mos

Jul 2017 – Aug 2018 · 1 yr 1 mo

• I handle servers for major products(Appbazaar, Ad System and Attribution Server) all of which have been developed in NodeJS. I have also developed the data pipeline system from scratch which handles hundreds of GB's of data every day.
• ⇨ Key Accomplishments
• ► AppBazaar (Regional App Store available in 12 languages)
• 1. Revamped important API's thus improving performance and reducing API latency.
• 2. Added new features like third-party integration APIs, rating and recommendation system, external partner integration etc.
• 3. Maintained and phased out the legacy server written in PHP.
• ► Ad System (Apps promotion channel for Appbazaar)
• 1. Developed Ad system from scratch and scaled it from zero to 10 million users.
• ► Attribution Server and Data Pipeline
• 1. Developed the data pipeline system from scratch which moves hundreds of GB's of data from various data sources to Amazon Redshift.
• 2. Created a new system for attributing partners for installation of Android apps.
• ⇨ Day to day responsibilities
• Product Management: Gathering requirements from product team and building the features in the discussed timelines.
• Software Maintainance: Constantly writing, optimizing and refactoring code to maintain a sustainable codebase.
• Devops: Ensuring 99% uptime for high traffic servers of Indus OS.
• ⇨ Tech Stack
• Languages: Javascript, Python, PHP
• Frameworks: NodeJS(Express and Restify), Flask
• Technologies: MongoDB, Redis, AWS, gRPC, Elastic Search, Logstash

Jun 2016 – Jun 2017 · 1 yr

May 2015 – Jul 2015 · 2 mos

• I worked as a full stack developer intern, where i primarily worked with Python, Django, RabbitMQ and Javascript.
• ⇨ Key Accomplishments
• 1. Automated the process of updating the 3-Party connections like github, stackoverflow etc linked to the hackerearth profile, saving the users the hassle of manually updating their profile.
• 2. Included the participant score and redesigned the participation report sent to the recruiter after the candidate has completed the test.
• 3. Received six months internship extension before graduation for excellent performance.

May 2014 – Jul 2014 · 2 mos · Hyderabad Area, India

• Ascian Consultancy
• 1. Completed two front end development projects as a part of my summer internship. The websites were developed using HTML, CSS, Javascript and Bootstrap.
• 2. Mentored two junior interns during the internship.

Dec 2013 – Jan 2014 · 1 mo

• Started implementing the ONHMIS (Odisha Natural Hazard Management Information System) application in PHP which was originally implemented in .Net.
• The purpose of this application was to enable the managers of cities and districts to send reports to higher authorities in case of a natural disaster.
• Followed MVC architecture in the project and queried the database asynchronously.