Nov 2022 – Feb 2025 · 2 yrs 3 mos · Mumbai, Maharashtra, India · Remote

• 🔍 Work Highlights:
• 1. Re-engineering Lucene Compute Engine:
• Played a pivotal role in re-engineering a Java-based backend compute engine leveraging Lucene. Led the effort to migrate a significant portion of its functionality to Scala on Databricks, optimising performance and enhancing scalability leading to cost savings.
• 2. Code Generation System :
• Implementation of a sophisticated code generation system that transforms existing code and resources into Scala-based Data-bricks notebooks. Collaborated closely with a Java and Spring Boot backend server to automate the creation, uploading, and execution of notebooks based on incoming requests.
• 3. NLP-Powered Sentiment Analysis Project:
• Currently collaborating a project centered around Natural Language Processing (NLP) to extract sentiment from user requests. Developing a Python-based solution that converts these sentiments into technical documents, enabling seamless processing by a backend engine. Progressing towards a comprehensive solution with the potential to revolutionise user interactions.

May 2022 – Nov 2022 · 6 mos · Bengaluru, Karnataka, India · Hybrid

• 🔌 Backend and Integrations Engineer | Pioneering Pega's Next-Gen App-Building Platform
• Thrived as a Backend and Integrations Engineer, contributing to the forefront of Pega's cutting-edge app-building platform. My role centered around orchestrating seamless data integrations with various external connectors, including REST, SOAP, DATA, and CUSTOM. I played a pivotal part in developing and optimising key micro-services, leveraging reactive programming to ensure unparalleled high throughput.
• 🛠️ Key Contributions:
• Engineered core micro-services crucial to integrating data with multiple external connectors.
• Spearheaded the utilisation of reactive programming techniques, enhancing system performance and responsiveness.
• Responded adeptly to customer incidents and bugs in production, maintaining the stability and reliability of the Pega Platform.
• Earned the distinction of becoming a certified System Architect, showcasing a deep understanding of Pega's architecture and methodologies.
• 🔗 Technical Expertise:
• Data Integrations: REST, SOAP, DATA, CUSTOM connectors
• Micro-service Architecture
• Reactive Programming
• Pega Platform
• Incident Resolution & Production Support
• 🏆 Certification:
• Certified Pega System Architect

Nov 2021 – Apr 2022 · 5 mos · Kolkata metropolitan area, West Bengal, India · Remote

• 🚀 Embarked on an exciting freelance journey, where I played a pivotal role in developing and enhancing two dynamic backend services that revolutionised an enterprise application's ability to track customer orders, encompassing energy, gas, and internet domains.
• 🔍 Key Contributions:
• Engineered and elevated backend services, utilizing the prowess of Java and Spring Boot to establish seamless APIs. These APIs formed the backbone of an advanced order tracking system, catering to intricate requirements.
• Enriched user experiences through React JS, crafting an intuitive and responsive UI that harmoniously interacts with the backend. The UI, designed for optimal simplicity, orchestrates user interactions with a sophisticated backend infrastructure.
• Led the implementation of test automation using Cypress, bolstering the application's reliability and robustness. The automated testing framework ensured smooth performance across diverse scenarios.
• Spearheaded the ingenious use of the Spring Expression Language (SPEL) framework within one of the backends, elevating its capabilities and enabling dynamic data transformations.
• Devised a unique UI architecture, establishing a Backend for Frontend (BFF) concept that streamlined UI-backend interactions. The BFF intelligently mediated between user interactions and data API, optimising data flow for superior responsiveness.
• Enforced a robust Test-Driven Development (TDD) approach throughout the project lifecycle, fostering quality assurance in both backend APIs and frontend interfaces.
• 🌐 Impact in Production:
• The fruition of our collective efforts is evident in the application's performance, which now successfully handles approximately 2 million orders on a monthly basis in the vibrant market of Australia.

May 2019 – Oct 2021 · 2 yrs 5 mos · Hyderabad, Telangana, India

• Embarking on my maiden voyage in the professional world with a prestigious Fortune 6 organisation was a dream realised. From the moment I stepped in, I was immersed in a world of cutting-edge technologies and unparalleled opportunities to innovate and create impact.
• 🚀 Journey Highlights:
• Foundations in Data Mastery: Commenced my journey by diving into the intricacies of data technologies. Learned to wield the power of Hive, Citus Postgres SQL, and IBM DB2, forming a robust foundation for what was to come.
• Spark Ignites my Role: As my journey evolved, I transitioned to a hands-on role, leading the charge in developing Spark jobs that pushed the boundaries of data processing and analytics.
• Innovating with Data Validator: One of my proudest achievements was conceiving and crafting a groundbreaking data validator. This bespoke tool effortlessly processes a staggering 10 billion rows of data, intelligently distributed across 15 distinct DB2 and Postgres tables.
• Architecting the Modern Stack: Contributed significantly to a modern full-stack report scheduler that harnessed an eclectic mix of technologies. The concoction included React JS, Spring Boot, Cassandra DB, Kafka, GitHub GraphQL API, Kubernetes, and Airflow, culminating in a system that streamlined reporting and data dissemination.
• Architecting the Enterprise: In my final project, I took on the mantle of a senior developer. Collaborated closely with design leads and architects to realize the vision of an Enterprise ID Card Management application. This endeavor encapsulated the culmination of my technical prowess and collaborative spirit.
• 🌟 Cherishing the Journey:
• My tenure at Optum was marked by significant milestones, challenging assignments, and the joy of contributing to impactful projects. As I embark on new adventures, I'm excited to carry forward the lessons and experiences from this enriching chapter.