Sr. AWS Java Tech Lead (16+ Years)

GANESH PUNDE

AWS Full Stack Java Developer **+ Years of Experience

Jersey City, NJ 201-***-**** ***********@*****.*** linkedin.com/in/ganesh-punde

PROFESSIONAL SUMMARY

AWS Full Stack Java Developer and Generative AI Developer with 16+ years of experience delivering enterprise applications across Banking, Healthcare, Mortgage, Telecom, and E-Commerce domains.

Expertise in Java, J2EE, Spring Boot, Microservices, Python, REST APIs, Angular, ReactJS, and Node.js.

Strong experience designing cloud-native architectures using AWS Bedrock, Lambda, ECS/Fargate, S3, API Gateway, OpenSearch, Textract, and Step Functions.

Proven expertise in developing scalable microservices, distributed systems, event-driven architectures, and enterprise integrations.

Experienced in implementing REST, SOAP, JMS, Web Services, and API-driven enterprise solutions.

Strong knowledge of vector databases, semantic search, hybrid search, reranking, prompt engineering, and LLM evaluation.

Skilled in AI observability, guardrails, responsible AI, and production-grade GenAI deployments.

Expertise in Oracle, PostgreSQL, MySQL, MongoDB, DynamoDB, Redis, and high-performance database design.

Experienced in Docker, Kubernetes, CI/CD, DevOps, Infrastructure as Code, and cloud deployments.

Proven leader in solution architecture, technical mentoring, stakeholder collaboration, and Agile delivery.

Strong problem-solving, communication, and client-facing skills with a passion for emerging technologies.

CERTIFICATIONS

AWS Certified Solutions Architect - Associate (SAA-C03) May 2025

AWS AI Practitioner Challenge March 2026

Sun Certified Java Programmer (SCJP) 86% 2005

Sun Certified Web Component Developer (SCWCD) 90% 2009

TECHNICAL SKILLS

Cloud (AWS)

AWS Bedrock, SageMaker, Textract, Guardrails, EC2, ECS, Fargate, Lambda, S3, RDS, IAM, ALB, API Gateway, PrivateLink, SQS, SNS, CloudWatch, CodeBuild, CodePipeline, CloudFormation

Languages

Java 17, Python 3.x, SQL, PL/SQL, JavaScript, TypeScript, Groovy

Frameworks

Spring Boot, Spring MVC, Spring AOP, Hibernate, JPA, MyBATIS, Struts, Angular 17, ReactJS, Node.js

Databases

Oracle 19c, PostgreSQL, MongoDB, Cassandra, MySQL, IBM DB2

DevOps & CI/CD

Docker, Kubernetes, Kafka, Jenkins, Gradle, Maven, Git, AWS CodePipeline, CloudFormation

Web Services

REST (JAX-RS), SOAP (JAX-WS), Apache CXF, GraphQL, OAuth 2.0, JWT

AI & Code Quality

AWS Bedrock, Amazon Q, Amazon Kiro, GitHub Copilot, PMD, Checkstyle, JUnit, Mockito, PowerMock

Monitoring

Splunk, Kibana, Kiali, CloudWatch, JProfiler

App Servers

TomEE/Tomcat, WebSphere, WebLogic, JBoss

PROFESSIONAL EXPERIENCE

Maximus Virginia / Remote August 2025 – Present

AWS Full Stack Java Developer

Project: NYEB Inference Solution – Intelligent Document Processing (IDP) for automated document extraction.

•Spearheaded GenAI-powered Intelligent Document Processing (IDP) using AWS Bedrock (Anthropic Claude Sonnet 4.6) and Textract to extract and interpret data from UAS CHA documents, reducing manual effort by 100%.

•Applied AWS Bedrock Guardrails to ensure safe, compliant, and accurate LLM responses for sensitive mortgage and financial data.

•Designed and owned end-to-end architecture using Spring Boot integrated with AWS Textract and AWS Bedrock; built REST APIs, orchestration logic, and document ingestion workflows.

•Designed event-driven notification systems using AWS SQS, SNS, and Lambda; integrated SendGrid and Twilio for real-time email and SMS delivery.

•Built secure file ingestion, upload, download, and retrieval workflows on AWS S3 with multi-file handling, AES encryption, and CHECKSUM validation.

•Developed secure credential management using AWS Secrets Manager and Parameter Store with Java-based encryption for sensitive mortgage data.

•Implemented OAuth 2.0 security, centralized logging, and robust error-handling frameworks to ensure regulatory compliance and full auditability.

•Integrated OracleDB with Spring Data, designing REST APIs, aggregation pipelines, and indexing strategies to optimize query performance.

Stack: Java 17, Python 3.12, REST API, Spring Boot, Hibernate/JPA/MyBATIS, AWS (EC2, Lambda, SNS, SQS, Secrets Manager, Bedrock, Textract, S3, Guardrails, ALB, ECS, IAM, RDS), RAG, Oracle 19C, Tomcat 9.0

Freddie Mac Virginia / Remote February 2017 – August 2025

AWS Full Stack Java Developer

Project: Common Securitization Platform (CSP) – Freddie Mac & Fannie Mae initiative for scalable mortgage-backed securities management.

•Architected and led development of 7 core microservices (CSPOrchestrator, CSPTransformer, CSPConnector, CSPFileBridge, CSPSplitter, CSPCurl, IDP) using Spring Boot in a fully containerized, Kubernetes-orchestrated environment.

•Spearheaded GenAI-powered IDP using AWS Bedrock and Textract to extract and interpret data from Home Loan Assessment forms, reducing manual effort by 100%.

•Applied AWS Bedrock Guardrails to ensure safe, compliant, and accurate LLM responses for sensitive mortgage data.

•Designed event-driven notification systems using AWS SQS, SNS, and Lambda; integrated SendGrid and Twilio for real-time SMS and email delivery.

•Built secure file workflows on AWS S3 with AES encryption, CHECKSUM validation, and multi-file handling.

•Developed credential management using AWS Secrets Manager and Parameter Store; implemented OAuth 2.0 security and centralized logging for compliance.

•Integrated MongoDB with Spring Data, designing REST APIs, aggregation pipelines, and indexing strategies for optimized performance.

Stack: Java 17, Python 3.12, REST API, ReactJS, Angular 16, Spring Boot, Apache Kafka, AWS (EC2, Lambda, SNS, SQS, Bedrock, Textract, S3, ALB, ECS, IAM, RDS), Docker, Kubernetes, Oracle 19C, PostgreSQL, MongoDB, Kiali, Kibana

J. Crew, Inc. New York, NY May 2016 – February 2017

Senior J2EE Developer

Project: J.Crew E-Commerce Platform – Payment Gateway, ECS Module, User Role & Campaign Management.

•Architected high-performance RESTful APIs using Java, Spring, and JAX-RS, enabling scalable and secure communication for PayPal, MasterCard, and other payment processors.

•Engineered robust Core Java and Spring applications with Hibernate-based DAO layers for superior performance.

•Deployed and operated cloud-ready applications on AWS; automated enterprise workflows using Unix shell scripting and Autosys.

•Configured Azure Key Vault for secure password and secret storage.

Stack: Java/J2EE, Spring 3, Hibernate, Groovy, Azure, JAX-RS, Salesforce, MuleSoft, JPA, JMS, ReactJS, Oracle, Maven, WebSphere 8.5.5

Credit Suisse New York, NY January 2015 – May 2016

Senior J2EE Developer

Project: Client Onboarding – CID, Credit, Legal & Ref Data Operations workflow management.

•Designed and developed high-performance Java components for processing real-time client onboarding and reference data events with minimal latency.

•Built responsive SPAs with Angular 17 and RESTful services (Spring JAX-RS, JSON); developed backend logic using Java, Spring Beans, JMS, and JPA (EclipseLink).

•Managed data persistence using JPQL/SQL and Oracle 11g stored procedures; ensured code quality with JUnit, JProfiler, and Log4J.

•Tuned Oracle SQL queries, stored procedures, and indexing strategies to minimize database latency for high-volume transaction processing.

•Deployed Java applications on Azure cloud.

Stack: Java/J2EE, Spring 3, Hibernate, JAX-RS, JPA, Azure, JMS, Angular 17, Oracle, WebSphere MQ 7.0, WebLogic 9.2

Verizon Wireless New Jersey July 2014 – January 2015

Computer Programmer Analyst

Project: MVM – My Verizon Mobile (VISION Payment Gateway, Data Utilization, ECS Auto-Reconciliation).

•Designed secure payment gateways, inventory tracking, and external access control using Core Java, Spring, and Hibernate.

•Built JMS queues, XML message processors, and Web Services with XSD/WSDL; developed reusable logging framework using Spring AOP.

Stack: Java, Spring, Hibernate, IBATIS 3, JMS, REST/SOAP Web Services, Oracle 10G, Spring AOP, Jenkins, WebSphere 8.0

HBO New York, NY December 2013 – July 2014

Senior Software Engineer

Project: TEAM – Technical Evaluation & Asset Management (Asset Scheduling, Screening, Media Ordering).

•Designed and maintained Java applications (Core Java, Spring, Hibernate) with SOAP integration via XSD/WSDL and JMS asynchronous messaging.

•Created reusable Spring AOP frameworks and UNIX shell scripts for automated data processing and file transfers.

Stack: Java, Spring MVC, Hibernate, JMS, SOAP, EJB, Oracle 10g, Spring AOP, WebLogic 10.3.3

ABSA Bank South Africa September 2011 – December 2013

Senior Software Engineer

Project: RMT – Remote Money Transfer (Admin, User, Services Management).

•Engineered enterprise applications using Java, J2EE (Spring, Hibernate, Struts, EJB, JMS) with SOAP Web Services and Mainframe integration.

•Architected efficient JDBC/DAO layers with Oracle PL/SQL; optimized performance through multithreading and IBM WebSphere deployment.

Stack: Core Java, Spring, JPA, SOAP, WebSphere 7.1, DB2, WebSphere MQ 7.0, Mainframe, IBM RAD 7.5

Citibank Mumbai, India February 2010 – August 2011

Senior Software Engineer

Project: CAS – Centralized Activation System (Cash Management, Net Banking, Client/User-Role Management).

•Served as single point of contact for full SDLC; led analysis, design, and module development for Java, Spring, Hibernate, EJB, and SOAP/REST services.

•Implemented multithreading, code coverage tools (PMD, EMMA, Cobertura), and Oracle/PL/SQL database access.

Stack: Core Java, Spring, Hibernate, SOAP/REST, WebSphere 7.1, Oracle 10G, PL/SQL, IBM RAD 7.5

Reliance Communications Mumbai, India June 2007 – January 2010

Senior Software Engineer

Project: PACE – Online Payment Portal (HDFC, Citibank, Big TV Gateways, ECS Auto-Reconciliation, Net Banking).

•Integrated payment gateways for Reliance POSTPAID/PREPAID, Broadband, and Net Banking using Spring, Hibernate, Struts, and Core Java.

•Developed backend batch jobs with multi-threaded Java and UNIX shell scripts, processing payment records to SAP and ADC systems.

Stack: Java, JSP, Servlet, JMS, Struts, Spring MVC, Hibernate, ActiveMQ, WebSphere MQ, TIBCO, WebSphere 6.0, Oracle 9i

EARLIER EXPERIENCE (2005–2007)

Times of Money (Jul 2006 – May 2007): Developed Master Passbook, Admin Module, and Java Email Services using Java, JSF, Struts, Servlets, EJB, Oracle 8i.

ABN-AMRO Bank (Sep 2005 – Jun 2006): Built Admin Portal, Registration, and Email Modules using Java, JSP, Servlets, Tomcat, Oracle 8i.

EDUCATION

Bachelor of Engineering (B.E.) in Computer Engineering — University of Mumbai 2001–2004

Diploma in Computer Engineering — University of Mumbai 2001

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