Senior Java Developer Cloud-Native Microservices Expert

Tushar Sojitra

Edison, NJ +1-317-***-**** ******.*******@*****.*** linkedin.com/in/tushar-sojitra Work Authorization: Green Card

PROFESSIONAL SUMMARY

Java Developer with 19 years of experience designing and delivering scalable, cloud-native applications. Hands-on expertise building Spring Boot microservices, RESTful APIs and event-driven integrations on AWS (SQS, SNS, Batch, EC2/ECS/EKS, Fargate, RDS), Kafka and Kubernetes. Strong focus on clean code, automated testing

(JUnit), code reviews, performance optimization and CI/CD using Jenkins, Docker and Terraform-based IAAS. Proven track record collaborating with architecture, QA and DevOps teams in Agile environments — including improving system performance by 60% and processing ~1 million Kafka messages per day. CORE SKILLS

Languages & Frameworks: Java (19+ yrs), J2EE, Spring Boot, JPA/Hibernate, JSP/Servlets, Struts, EJB, JAXB, Python, HTML, CSS, JavaScript, jQuery, DOJO, HCL Commerce

Microservices & APIs: RESTful APIs, Microservices architecture, Asynchronous messaging (Kafka, AWS SQS/SNS, IBM MQ), JWT authentication (PingID), IAM Integration, API design AWS: SQS, SNS, IAM, S3, KMS, EventBridge, CloudWatch, CloudTrail, AWS Batch, Kinesis, SES, EC2, ECS, EKS, Fargate, ECR, RDS, X-Ray, Glacier

Containers & Orchestration: Docker, Kubernetes, OpenShift, AWS ECS/EKS/Fargate CI/CD & IaC: Jenkins, GitHub, GitLab, Bitbucket, Maven, Gulp, Terraform (infrastructure-as-code), CI/CD pipelines Testing & Quality: JUnit, code reviews, performance tuning, SQL optimization, DynaTrace, Splunk Databases: Oracle, DB2, MySQL, MongoDB, Redis, DynamoDB Cloud & Platforms: AWS, Azure, OpenShift, Linux/Unix Tools & Practices: Agile/Scrum ceremonies, JIRA, Confluence/Wiki, ServiceNow, Postman, MS Visio, GitHub Copilot, Claude Code, GenAI/LLM-assisted development

CERTIFICATIONS

• AWS Certified Solutions Architect – Associate

• AWS Certified Cloud Practitioner

• Sun Certified Java Programmer (SCJP 5.0)

• Sun Certified Web Component Developer (SCWCD J2EE 1.5)

• Oracle Certified WebLogic Administrator

• IBM Certified Application Developer (WebSphere Commerce 7.0)

• IBM Certified WebSphere Commerce v8.x Advanced Developer

• IBM Certified Quality Ambassador IBM Certified Six Sigma PROFESSIONAL EXPERIENCE

Java Developer, HP (Web Commerce Inc)10/2022 – 05/2026 Remote

• Designed and developed Spring Boot microservices and REST APIs serving B2B and B2C flows, including a catalog entitlement service and a secure document transfer process with JWT-based service authentication.

• Built an asynchronous integration between B2B buyer contracts and SAP contracts using AWS SQS, enabling reliable, decoupled messaging across systems.

• Implemented a microservice to process oneconfig/price feeds and catalog extracts, contributing to a modular, service-oriented architecture on AWS.

• Created REST services for user registration, onboarding, user listing, address request status, widget preferences and product analytics; led UX redesign initiative.

• Integrated SAP product serial number service to surface eligible care packs to customers.

• Optimized performance through SQL tuning and front-end asset minification (Gulp); contributed to code quality through reviews and automated tests.

Java Developer, Midwest Vet Supply (BlueSky Commerce)07/2019 – 09/2022 Remote / Noblesville, IN

• Participated in application modernization, building Spring Boot microservices to replace SOAP services with REST APIs

• As part of integration modernization track, designed an event-driven Kafka consumer microservice processing ~1 million inventory messages per day, demonstrating async, scalable architecture.

• Built a catalog export microservice using Spring Boot and AWS Batch.

• Authored Terraform (infrastructure-as-code) modules for microservice cloud enablement, deployment and infrastructure provisioning.

• Designed and developed clinic locator, order XML, order status updates, clinic order management, client order history and order detail features.

• Implemented payment integrations for Authorize.Net and PayPal with reverse-authentication; built order approval, prescription management and scheduled order features.

• Performance-tuned code and caching layers; troubleshot and resolved production incidents. Lead Java Developer, The Golf Warehouse (BlueSky Commerce) 06/2018 – 06/2019 & 05/2015 – 09/2015 Remote / Noblesville, IN

• Implemented Order History, Order Detail and Returns services using RESTful architecture.

• Built Order Transfer XML integration with OMS; integrated PayPal, SafeTech and Paymentech payment systems.

• Designed gift card/certificate functionality, custom background jobs for held orders, Tealium tagging, shipping rule configuration and image carousel customizations.

• Improved data load performance and enhanced SOLR search functionality; launched Baseballsavings and Soccersavings storefronts.

Java Solution Architect, IKEA India (IBM)05/2018 – 06/2018 Remote

• Executed store publishing, catalog data loads and store locator data loads.

• Integrated DOM for orders and inventory; delivered proofs of concept for Avalara Tax and PayTm integrations. Lead Java Developer, Zabitat (BlueSky Commerce)01/2018 – 05/2018 Remote

• Implemented product loading, Yotpo and Salesforce integrations; managed Google and Facebook feeds.

• Built custom Jenkins jobs to automate reporting and operational tasks. Java Developer, Trivantage (BlueSky Commerce)08/2017 – 01/2018 Remote

• Developed SEO customizations for canonical URLs and SOLR customizations for sample items/images.

• Customized data load for multi-value attributes; resolved browser navigation and pricing issues Java Developer, Signet Jewelers (BlueSky Commerce)08/2016 – 07/2017 Remote

• Designed and built an omni-channel shopping bag and implemented jewelry consultant commission logic.

• Implemented local-store inventory features, Sundial credit-card vault integration and email validation improvements. Lead Java Developer, Sherwin Williams (Publicis Sapient)10/2015 – 07/2016 Remote / Cleveland, OH

• Customized SOLR search and implemented handling for discontinued products; integrated DynaCache for caching strategies.

• Enhanced quick-order with type-ahead; resolved LDAP integration issues; built custom widgets and executed data cleanup activities.

• Integrated invoices and DOM for orders/inventory; executed store locator data load. Java Developer, Luxottica (Rosetta)11/2014 – 05/2015 Remote

• Integrated BazaarVoice for ratings, reviews, curation and syndication.

• Implemented Same Day Delivery for SunGlass Hut AU desktop/mobile; redesigned LensCrafters mobile store; Tealium tagging for Sears Optical.

• Customized checkout flow and account modules; administered user migration and store decommissioning. Java Developer, Fast Retailing (Rosetta)07/2014 – 11/2014 Remote / Cleveland, OH

• Customized transfer order functionality and store locator for inventory availability.

• Resolved DynaCache and CMC workspace issues; designed custom database triggers for pricing, promotion and catalog changes.

Java Developer, Tracfone (Rosetta)11/2013 – 06/2014 Remote

• Built a CSR application using the WCS AJAX framework; integrated WCS with legacy applications via web services for account, order, payment and event flows.

• Customized organization/user registration and My Account modules with security compliance. Lead Java Developer, Mattel (Accenture)04/2013 – 10/2013 Madison, WI

• Delivered proof of concept integrating Pluck components (blogs, forums, photo galleries) with WCS via Pluck Widgets and Pluck SDK.

• Integrated WCS with Silverpop Engage, Silverpop Transact SMTP, BazaarVoice, Aspect CTI and Guest Bridge reservations.

• Coordinated WCS member management integration with the PDS user-management system. Java Developer, Scholastic 07/2012 – 03/2013

New York, NY

• Designed and executed data load for catalog, catalog group, sales catalog, merchandising associations, attribute dictionary and price lists.

• Customized inventory module for back-order on non-ATP stores; loaded inventory assets for non-ATP model and shared-inventory stores.

• Built inbound feeds for inventory and order status updates; designed order status email templates. Java Developer, Elkay Manufacturing 08/2011 – 06/2012 Oak Brook, IL

• Conducted requirement elicitation/analysis; authored low-level designs and outbound web service technical specifications.

• Delivered proof of concept for integrations with Oracle Configurator and Oracle ERP.

• Customized contract subsystem; extended client libraries and component façades for order/member modules with BOD-style overlays.

• Built store pages using JSP, HTML, JSTL, DOJO and jQuery on Web 2.0 / Commerce AJAX frameworks; loaded custom data at scale.

Java Developer, Lowes 10/2010 – 07/2011

Mooresville, NC

• Authored high-level designs and solution specs; participated in effort estimation.

• Integrated store systems with customers’ online accounts to synchronize in-store order history.

• Built key-fob registration/management features, protection plan functionality and claim submission flows.

• Implemented Akamai-Captcha integration with WCS to meet security requirements. Java Developer, NetApp Inc.01/2009 – 09/2010

Sunnyvale, CA / Bangalore, India

• Authored technical designs and effort estimations; presented and defended architecture to client stakeholders.

• Developed backend and UI components, utility/action classes and form beans; authored and executed unit tests.

• Performance-tuned SQL queries and reduced job execution timings by up to 80%; conducted code reviews; produced project quality plans and continuity documentation. Java Developer, Ericsson Enterprise / Aastra Technologies 03/2007 – 12/2008 Bangalore, India

• Customized license flows for activation, renewal, upgrade and reinstatement.

• Built common components consuming web services to interact with legacy systems.

• Delivered EShop purchaser functionality enabling eligible users to publish and process shopping carts; restructured product registration flow.

EDUCATION

Bachelor of Engineering, Information Technology

G. H. Patel College of Engineering & Technology, Sardar Patel University, Vallabh Vidya Nagar, India 11/1998 – 07/2002

EMPLOYER HISTORY

• Web Commerce Inc — Oct 2022 to present

• Probys — Aug 2011 to Sep 2022

• Rayonsoft Technologies — Oct 2010 to Jul 2011

• IBM — Mar 2007 to Sep 2010

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