Sep 2024 – Feb 2025 · 5 mos · Kolkata, West Bengal, India · Remote

• Designed an event consumer service that retrieves fully populated data models from an event stream published by another service. The consumer processes these events using Kafka, updates the necessary models based on changes, and notifies dependent services about the modifications to ensure seamless integration and data consistency.
• Actively involved in enhancing existing microservices, resolving defects, and implementing new features to improve application functionality and performance.

Oct 2023 – Aug 2024 · 10 mos · Kolkata, West Bengal, India · Remote

• Worked in developing a patient accounting registration application using microservices architecture, handling all processes from patient enrollment and modification to encounter admission, encounter modification, and appointment creation/management.
• Developed robust RESTful APIs and built support tools for product live events, improving business processes and efficiency.
• Actively involved in enhancing existing microservices, resolving defects, and implementing new features to improve application functionality and performance.
• Wrote and optimized JPQL and native SQL queries to ensure seamless data retrieval and manipulation.
• Enhanced and implemented new features for a React-based application used for patient billing services, improving user experience and system usability.
• Implemented caching for frequently accessed, non-changing data with a fixed time-to-live (TTL) to enhance performance and reduce redundant network calls.
• Utilized Git for version control and Splunk for log analysis and debugging, ensuring smooth deployment and issue resolution.
• Worked in a collaborative Agile team environment, sharing ideas and solutions to complex business challenges.
• Provided production support, resolving issues efficiently, and facilitated knowledge transfer sessions to cross-team members and junior developers.

Jan 2022 – Sep 2023 · 1 yr 8 mos · Kolkata, West Bengal, India · Hybrid

• Worked in developing a patient accounting registration application using microservices architecture, handling all processes from patient enrollment and modification to encounter admission, encounter modification, and appointment creation/management.
• Developed robust RESTful APIs and built support tools for product live events, improving business processes and efficiency.
• Actively involved in enhancing existing microservices, resolving defects, and implementing new features to improve application functionality and performance.
• Provided production support, resolving issues efficiently.

Nov 2020 – Jan 2022 · 1 yr 2 mos

• 1. Resource Planning and Resource Tool (Team Lead)
• Overview: Led the development and implementation of a resource planning tool to allocate tasks and optimize human resource efficiency.
• Key Responsibilities:
• Integrated MariaDB for database management and streamlined data visualization using PowerBI and DAX Studio.
• Queried and visualized data using customized charts and optimized complex filtering with AlaSQL in the front end.
• Ensured seamless data flow and high system performance, adhering to project timelines and budgets.
• Technologies Used: Java, MariaDB, PowerBI, DAX Studio, AlaSQL.
• 2. Time Sheet Management System (Team Member)
• Overview: Contributed to a web-based timesheet management system for employees, managers, and administrators.
• Key Responsibilities:
• Developed features for employee module (timesheet management), manager module (resource allocation and tracking), and admin module (project administration).
• Implemented functionalities such as adding, editing, approving, and viewing timesheets using Spring Boot and SQL for backend development.
• Ensured secure and scalable application design to handle dynamic project needs.
• Technologies Used: Java, Spring Boot, SQL.
• 3. Mentorship and Team Development
• Actively mentored junior developers and interns, providing technical training and on-the-job guidance.
• Conducted hands-on sessions on Java and Spring Boot, fostering skill development and enhancing team productivity.
• Encouraged best practices in coding, debugging, and version control using Git.

Jul 2019 – Oct 2020 · 1 yr 3 mos

• 1. Key Projects
• Collaboration System: Developed a task management system to streamline organizational workflows, enhancing team collaboration and productivity.
• Data Security Solution: Designed and implemented encryption mechanisms using AES algorithms to safeguard confidential data against unauthorized access.
• 2. Client Collaboration and Software Development
• Overview: Partnered with clients to design and deliver customized software solutions using the in-house IKON SaaS platform.
• Key Responsibilities:
• Developed responsive and interactive user interfaces leveraging JavaScript, jQuery, Handlebars.js, HTML, CSS, and libraries such as Bootstrap, AMCharts, KendoUI, and GoJS.
• Created graphical dashboards using advanced JS charting libraries to visualize complex data effectively.
• Wrote and optimized SQL queries for relational database management systems (RDBMS) to ensure efficient backend integration
• 3. Mentorship and Team Development
• Mentored junior developers and interns, providing technical training on JavaScript, front-end libraries, and SQL.

Jan 2019 – Jun 2019 · 5 mos

• Worked on the in-house IKON SaaS platform to deliver tailored software solutions for diverse customer requirements.
• Gained extensive hands-on experience with front-end technologies like JavaScript, jQuery, Handlebars.js, HTML, CSS, and NashornScript for developing interactive and dynamic applications.
• Integrated and managed databases using MongoDB and MySQL, ensuring seamless data handling and optimized performance.

Jun 2018 – Jul 2018 · 1 mo · Kolkata Area, India

• Made a chatbot for using a tool for a medical manufacturing company, using python