Bhargava Sai Kumar Chittapudi

• Worked with project managers, developers, quality assurance and customers to resolve technical issues.
• Trained and mentored junior developers and engineers to improve overall team performance.
• Worked with software development and testing team members to design and develop robust solutions to meet client requirements for functionality, scalability and performance.

Visualization — Senior Full Stack Developer - EPAM, Spain March 2022 to till date

• Responsible to develop a set of interrelated products for running financial simulations and view various outputs.
• Primarily working on new features, improvement of existing components, bug fixing.
• Development of web application using React on Frontend and Scala FP on backend.
• Development/improvements of reusable components using blueprintjs components.
• Follow Agile scrum framework to work together and deliver the high quality features.
• Write Unit tests using RTL, Jest, E2E tests using Cypress

Adaptive Trial Design — Senior Full Stack Developer - EPAM, India May 2020 to Feb 2022.

• Responsible for the development of the app from MVP phase to Production-ready. Been a critical part of the app since the requirements gathering, setup the application structure to delivery.
• Development of Responsive web portal using React and Material UI which allows biostatisticians to record and perform various clinical trials simulations.
• Refactored APIs to make them async, resulting in a reduction of memory/cpu resources as well as cost by 50%.
• Development and maintenance of REST API’s using Node JS, Express with Mongo and PostgreSQL as DB which acts as a backend for React portal and manages the authentication/authorization.
• Implemented easily maintainable/configurable UI forms to control validations, labels etc from the JSON config stored in db.
• Integration of various micro services which are developed in Legacy technology that interacts with LDAP and mail servers

Search UI — Full Stack Developer - EPAM Systems, Dec 2018 to April 2020.

• Responsibilities include working with clients in Agile scrum methodology. Implemented a feature RICH application from scratch using Angular 8 and Node.
• This involved hours of research as the existing app is built on Polymer, successfully accommodated ever-changing requirements and delivered tailor-made solutions to achieve high-performance requirements.
• Development of Single Page Application using Angular.
• Development of RESTful APIs using NodeJS, Express.
• Development of Business services and DAO’s to interact with PostgreSQL DB.
• Test-Driven Development using Jasmine, Karma.

• Participated in design and planning exercises for future software rollouts.
• Resolved system test and validation problems to provide normal program functioning.
• Worked closely with other team members in such tasks as troubleshooting and debugging.
• Participated with clients in discussion meetings.

Ebill —Full Stack Developer - Accenture, April 2017 to November 2018.

• Responsibilities include End to end development using Angular in the front end and Node Restful APIs in the backend.
• Proactively involved in performance and profiling of the application along with regular development.
• Handled service layer using Node and Schema design using Mongoose. Played a key developer role in the project involving multiple clients facing meetings.

• Proposed technical feasibility solutions for new system designs and suggested options for performance improvement of technical components.
• Tested and analyzed equipment design and performance feasibility to determine potential ROI.
• Created flowcharts, diagrams and other documentation.

LIAS - Pharma Application Portal—Front End Developer - Infosys, Dec 2015 to Feb 2017.

• Responsibilities include implementing the UI based on mockup screens provided.
• Code optimization by making use of Nunjucks template engine to avoid hardcoding of data.
• Followed the W3C standards while developing the application.
• Worked on JavaScript, jQuery, CSS3, Bootstrap 3, HTML5, Nunjucks.