PROFESSIONAL SUMMARY:

• 7+ years of work experience in all phases of Software Development Life Cycle (SDLC) including Software Design, Development, Testing, Maintenance, Enhancement and Implementation of Enterprise applications
• 2+ years of hands - on expertise in using Golang in developing microservices and REST web services using Gin, and Beego.
• Experience in Redis for implementing cache, with persistence and replication ability for frequently used data.
• Managed Docker orchestration and Docker containerization using K8s.
• Hands-on experience with consumer, producer APIs using Apache Kafka.
• Develop services integrating with various cloud services like AWS (Lambda, EC2, EKS, ECS, S3, SQS, SNS,)
• Skilled and experienced in using Concurrency, gRPC, Protocol Buffers in Golang.
• Worked on Docker Container, Docker Hub, creating Docker images and deploying them to K8s.
• Proficient knowledge in Helm charts to manage and release helm packages
• Hands-on experience working with drivers to perform tasks such as CRUD operations and writing complex queries with SQL (Oracle, PostgreSQL, and MySQL).
• Excellent experience with source version control tools such as Git, Bitbucket, and Subversion (SVN).
• Hands-on experience with CI/CD tools like Jenkins for continuous integration and End-to-End automation for all build and deployments in different environments.
• Proficient in Development methodologies like Agile and Safe, with two-week sprint planning, daily standups, story grooming, and story demo.

TECHNICAL SKILLS:

Programming Languages: Go, Java1.8, JavaScript, Typescript and SQL.

Frameworks: Spring, Spring Boot, Hibernate and Structs, Gin, Beego.

Web Technologies: HTML, CSS, React, bootstrap, Typescript, Spring MVC.

IDEs: Eclipse, IntelliJ, Spring Tool Suite and Visual Studio Code.

Methodologies: Agile, TDD and Waterfall model.

Database: Oracle, MongoDB, PostgreSQL, My SQL, REDIS.

Version Control: GitHub, Bit Bucket.

Automation Tools: Jenkins

Containerization Tech: Docker, K8s

Cloud: AWS, Azure

PROFESSIONAL EXPERIENCE:

Golang Developer

Confidential, Palo Alto, CA

Responsibilities:

• Developed new RESTful API services using Go, various AWS services, Docker, PostGres database.
• Build services using Golang that produce and consume messages using go-routines from Kafka topics and update user records.
• Built frontend modules using react for compile time validation, flexibility, and other benefits to provide us with better performance.
• Used Redis with message broker, utilizing it to perform caching to avoid calls to the database for the task which are in frequent use.
• Proficient with container systems likeDockerand container orchestration likeEC2 Container Service and EKS. Integrated EKS into the applications to manage it.
• Used Jenkins pipelines to drive all micro services builds out to the Docker registry and then deployed to K8s, Created Pods and managed using K8s
• Created dynamic routing/load balancing capability enabling large application scaling, used ingress rules and Ingress Controllers.
• Constructed a connector framework using Golang Kafka endpoints connectivity.
• Rewrote microservices that needed more throughput and less latency from Java to Golang and achieved a huge increase in throughput and a huge reduction in memory usage.
• Developed serverless applications in Golang and deployed them to AWS lambda.
• Used AWS connect for cloud customer care service to design contact flows.
• Built microservices using Branch Pattern to consolidate the response from multiple microservices.
• Develop services that work with S3 buckets and SNS services to read transcription data and notify the systems on successful processing.
• Executed microservices based cloud architecture on AWS platform.
• Experience with container-based deployments using Docker, working with Docker images, Docker Hub and Docker-registries and K8s.
• All the services are dockerized and pushed into the organization's docker registry.
• Developed CRUD operations in Golang using go-SQL-driver to connect with the PostGres database.
• Performed troubleshooting on the application and database issues in Production and resolved them below the SLA timelines.

Environment: Golang, Java, React, AWS, Gitlab, Redis, Kafka, PostgreSQL, K8s, REST, Linux, Docker, AWS connect

Golang Developer

Confidential, New York, NY

Responsibilities:

• Developed web services in Golang using the Beego framework, gRPC and Protocol Buffer.
• Developed application to handle concurrent data collection and processing with Goroutines, channels for different business models and using Mongo DB documents to store and manipulate it.
• Used Kubernetes dashboard/kubelet monitoring tools and designed network architecture for Kubernetes pods/containers with implementing load balancer as per the influx of data.
• Implemented Kafka producer and consumer applications on Kafka cluster working with Producer and Consumer API.
• Used Redis for frequent queried tasks and Cassandra for more persistent storage.
• Responsible for writing Web API controllers for providing REST services and making API calls using Golang.
• Containerized the services using Docker files and deployed them into the Kubernetes cluster.
• Used Kafka APIs to produce asynchronous messages using multiple go routines.
• Written common proto file which is used by the services.
• Worked with in house big data framework to aggregate and process the data which uses spark.
• Extensively worked with scheduling, deploying, managing container replicas onto a node using K8s and experienced in creating Kubernetes clusters work with helm charts running on the same cluster resources.
• Developed user interface by using theReact JS, FluxforSPAdevelopment.
• Involved in Unit Testing and Integration testing in development environment and ensuring application is according to specifications.
• Utilized GoMock to mock client calls for unit testing in Go.
• Worked with the DevOps team to prepare the Jenkins Jobs for build and deployments.
• Migrated go microservices into azure cloud
• Good knowledge in building docker images and deployment to Azure cloud services.
• Integrated Jenkins to git where the build triggers automatically when we push a pull request for CI/CD
• Produced and Consumed Restful Web Services using Postman Rest Client to interact with different applications from third-party tools.

Environment: Golang, Bitbucket, React, Cassandra, Kubernetes, gRPC, Azure,WebSocket, REST, Redis, Oracle, Docker, Rest, Soap.

Java Developer

Confidential

Responsibilities:

• Developed the crucial process like: CPD, Streamers and Snaps for data extraction and streaming where in used collections, multithreading I/O a great deal.
• UsedIN MEMORYMySQL database tables for storing the HUGE amount of data 160 GB data for current day and normal DB engine for storing the historic data.
• Junit and test mock implementations.
• Used variousdesignpatterns in the application: Singleton, Factory, Builder patterns etc.
• Design and Development of High Performance CPD processes by usingmultithreadedprocesses which in turn improved the performance by a lot.
• Designed and developed UI desktop application usingswings.
• Development of independent components for integration with other applications
• Coordination with QA for the application testing
• Involved extensively in writingSQLand PL/SQL Stored Procedures and Functions.
• Debugging fixing production issues.
• Developed certainRMIservices for getting data from CPD process to tomcat server.
• Written large number ofOracle10g queries, functions, procedures including creating tables, indexes, and the main usage for ORACLE was for entitlements and user portfolio information.
• Application deployment onJboss, Tomcat, and Resin and as standalone Java processes.
• Worked onJMSservice for a multicasting the data among various systems.
• Worked highend oncollectionsandmultithreading.
• Worked onLINUXcommands to manage and setup the environments for running the applications.

Environment: Struts2, EJB, JDBC, JMS Multicast, JBoss Application Server, Oracle Database, MySQL Database, Apache Tomcat, Resin, CVS, Multithreading, RMI

Java Developer

Confidential

Responsibilities:

• Java development for different components. Developed the application usingCore Java,Multi-Threading, Collections in abundance,REST for backend APIs, My SQLas DB server, Maven.
• Created Restful web services using Jersey framework JAX-RS.
• Developed Test cases, Test scenarios Test scripts for Unit testing and test mocks.
• Used multithreading for writing the collector parser and distributor process, which was getting realtime data from zacks API in format ofJSON,usingmultithreadingimproved the performance by a lot. Moreover, using concurrency package ofcollectionsmade it thread safe.
• Coordination with QA for the application testing
• Involved extensively in writing SQL and PL/SQL Stored Procedures and Functions.
• Developed rich user interfaces using HTML, CSS and JavaScript.
• Used git for version control and Jira for bug tracking and work progress.
• Application deployment onTomcatand as standalone Java processes.
• Worked onJMSservice for multicasting the data among various systems.
• Worked highend on collections and multithreading.
• Worked on LINUX commands to manage and setup the environments for running the applications.

Environment: REST, SVN, RMI, JMS, Tomcat, Multithreading, RMI, Maven, Collections, Multithreading.