Oct 2022 – Sep 2024 · 1 yr 11 mos · Bengaluru, Karnataka, India · On-site

• Architected and developed the entire backend infrastructure of the product using Java and Spring Boot, ensuring robustness and scalability.
• Proficiently implemented event-driven architectures, using Amazon SQS, SNS there by significantly improving system scalability, resiliency and responsiveness.
• Implemented complex MongoDB aggregation queries and Elasticsearch queries to optimize data retrieval and processing, enhancing system performance
• Developed cloud-native code leveraging Amazon SDK to interact with various AWS services, ensuring efficient integration and utilization of cloud resources
• Designed and created essential cloud components for the product, including EC2 instances, VPC, S3 buckets, Load Balancers, lambda functions, SQS, and API gateways, SQS, SNS, SES.
• Utilized Terraform to script the provisioning and management of cloud resources, ensuring consistent and reproducible deployments.
• Containerized the application using Docker, enabling consistent and scalable deployment across environments.

Jul 2019 – Oct 2022 · 3 yrs 3 mos · Bengaluru, Karnataka, India · Hybrid

• Designed and developed cloud-native APIs using Java and Spring Boot, leveraging the power of Azure cloud services
• Orchestrated the creation of essential cloud resources in Azure to support scalable and reliable application deployments
• Crafted Dockerfiles to containerize applications for seamless deployment, and authored Terraform scripts to automate the provisioning and management of cloud infrastructure, ensuring consistency and efficiency in deployment processes
• Designed REST resources for microservices and established Git repositories to manage source code efficiently
• Implemented versioning and comprehensive documentation of APIs using OpenAPI Specification with Swagger
• Utilized HATEOAS (Hypermedia as the Engine of Application State) to convey actions related to API endpoints, enhancing API discoverability and usability
• Developed low-level Class Diagrams, Sequence Diagrams, and Use Case Diagrams to visualize and communicate microservice architecture and functionality
• Developed microservices using Java 8 and Spring Boot, ensuring high performance, reliability, and maintainability
• Crafted high-quality, scalable, and clean code adhering to various Design Patterns and Object-Oriented Design Principles
• Configured Azure DevOps for build, test, and deploy lifecycle management, establishing CI/CD pipelines for lower environment deployment and creating release pipelines for production environment deployment
• Developed Azure Functions to ingest files from SharePoint and push data to Azure SQL DB, enabling seamless data integration and processing
• Monitored microservices using Datadog and Grafana, ensuring optimal performance and identifying potential issues proactively
• Conducted code reviews and provided valuable feedback to the team, fostering collaboration and continuous improvement
• Implemented message processing using Kafka, writing code for both producing and consuming messages, enabling real-time data processing and communication

Jul 2017 – Jul 2019 · 2 yrs · Bengaluru, Karnataka, India · Hybrid

• Involved in the process of moving to public cloud AWS where we extensively work on various cloud solutions ranging from compute, networking, storage, database, secret-management , caching solution etc. on AWS.
• Involved in creating VPCs, provisioning VMs, created S3 storage solutions.
• Enhanced cloud security by implementing AWS Identity and Access Management (IAM) and Virtual Private Cloud (VPC) configurations.
• Monitored cloud resources and applications to proactively detect and resolve issues, improving system reliability and performance using ELK stack.
• Implemented ELK solution for logging and monitoring applications running in EC2 instances.
• Implemented backup and disaster recovery solutions to ensure data integrity and business continuity.
• Implemented Continuous Integration using Jenkins. Where integrated Jenkins with GitHub, implemented build phase using maven, code analysis using Sonaqube , creating projects artifacts and pushing it to Nexus server.
• Deployed the applications to VMs using shell scripts as part of pipeline.

Mar 2016 – Jun 2017 · 1 yr 3 mos · Bengaluru, Karnataka, India · On-site

• Involved in implementing various REST APIs.
• Worked on Data Integration module which is a centralized system to feed data to different databases after improvising.
• Developed various customized libraries to process and store data to different databases.
• Worked on health and performance analysis of data processing modules under high load and implemented scaling solutions and health monitoring systems.
• Implemented message queue using Kafka to store constant feed of data into various topics for further uses.
• Involved in analyzing bugs and fixing them in time.

Oct 2014 – Mar 2016 · 1 yr 5 mos · Bengaluru, Karnataka, India · On-site

• Wrote Stored Procedures in Oracle Database for various complex business logic.
• Implemented MVC pattern using Spring MVC.
• Implemented various Servlet Filters to intercept HTTP requests.
• Wrote controllers to implement business logic also developed UI using JSP and jQuery.
• Wrote Junit test cases for unit testing. Involved in deployment and bug fixing.

Nov 2011 – Sep 2014 · 2 yrs 10 mos · Bhubaneswar, Odisha, India · On-site

• Developed parts of different modules using Servlets, JSP and Spring framework.
• Wrote database queries using Spring jdbctemplate.
• Wrote complex SQL join queries and worked in query performance tuning.
• Wrote Junit test cases.
• Worked in log analysis and bug fixing.