Senior Full Stack Engineer - Java, AWS, AI

HAMZA AMJAD

Jersey City, NJ +1-201-***-**** **********@*****.*** LinkedIn

Senior Full Stack Engineer

Java Spring Boot React Angular AWS Kubernetes Kafka Python Generative AI

PROFESSIONAL SUMMARY

Senior Full Stack Engineer with 8+ years of experience delivering enterprise applications across Banking, Financial Services, and Healthcare organizations. Specialized in cloud-native application development, distributed systems, event-driven architectures, and AI-enabled enterprise solutions using Java, Spring Boot, Kafka, AWS, Kubernetes, React, Angular, and Python.

Experienced in designing scalable microservices platforms, modernizing legacy applications, building secure enterprise APIs, and integrating Generative AI capabilities into business-critical systems. Strong background in application architecture, production engineering, cloud adoption, observability, and DevOps automation.

Recognized for partnering with architects, product owners, and engineering leadership to deliver reliable, maintainable, and business-focused technology solutions while supporting enterprise modernization and digital transformation initiatives.

EDUCATION

Bachelor of Science in Computer Science - New Jersey Institute of Technology (NJIT)

SKILLS

Programming Languages: Java 8/11/17, Python, TypeScript, JavaScript (ES6+)

Backend Technologies: Spring Boot, Spring MVC, Spring Security, Spring Data JPA, Hibernate, REST APIs, Microservices

Frontend Technologies: React 18, Angular 14+, TypeScript, JavaScript, HTML5, CSS3, Bootstrap

Messaging & Integration: Apache Kafka, RabbitMQ, Event-Driven Architecture

Cloud Platforms: AWS (EKS, ECS, EC2, S3, RDS, ALB), Azure (AKS, App Services)

DevOps & Automation: Docker, Kubernetes, Jenkins, GitHub Actions, Terraform, Maven

AI & Intelligent Applications: Python, Azure OpenAI, OpenAI APIs, Retrieval-Augmented Generation (RAG), Prompt Engineering, AI-Assisted Enterprise Applications

Databases: Oracle 19c, PostgreSQL, MongoDB

Monitoring & Observability: Splunk, ELK Stack, Prometheus, Grafana, CloudWatch

Security: OAuth2, JWT, Spring Security, OWASP, Secure SDLC

Tools: Git, Postman, JIRA, Confluence, JUnit, Mockito, Selenium

PROFESSIONAL EXPERIENCE

Citi Bank – New York, NY Aug 2025 – Present

Senior Full Stack Engineer

Enterprise Banking Platforms AI Integration Cloud Modernization

Design and develop cloud-native banking applications supporting enterprise transaction processing, operational workflows, and digital modernization initiatives.

Deliver scalable microservices solutions using Java 17, Spring Boot, Kafka, and AWS while supporting enterprise integration requirements across banking platforms.

Architect and implement secure API ecosystems enabling communication between internal systems, business applications, and external services.

Develop event-driven processing solutions leveraging Apache Kafka to support real-time application communication and workflow orchestration.

Build modern Angular-based user interfaces supporting operational efficiency and business-user productivity.

Integrate Python-based AI services and Azure OpenAI capabilities into enterprise applications to enable intelligent document retrieval, contextual assistance, content summarization, and knowledge discovery.

Participate in AI adoption initiatives focused on improving business-user productivity through intelligent automation and enterprise search capabilities.

Deploy and manage containerized workloads within AWS EKS environments using Kubernetes and cloud-native deployment practices.

Build and maintain CI/CD pipelines using Jenkins and GitHub Actions supporting continuous delivery and release automation.

Implement centralized monitoring, logging, and observability solutions using Splunk and CloudWatch.

Contribute to architecture reviews, modernization initiatives, code quality standards, production engineering activities, and application reliability improvements.

Collaborate with architects, product owners, business stakeholders, and engineering teams throughout the software delivery lifecycle.

Environment: Java 17, Spring Boot 3.x, Angular 14+, Kafka, AWS EKS, Docker, Kubernetes, Oracle 19c, OAuth2, JWT, Python, Azure OpenAI, RAG, Jenkins, GitHub Actions, Splunk, CloudWatch

Northern Trust – New York, NY Jan 2023 – Aug 2025

Senior Full Stack Developer

Asset Servicing Financial Reporting Distributed Systems

Developed enterprise applications supporting asset servicing, financial reporting, and operational data processing functions.

Designed distributed microservices architectures using Java 11 and Spring Boot supporting business-critical financial workflows.

Built reusable API frameworks and integration services enabling seamless communication across enterprise applications.

Developed React-based user interfaces supporting operational reporting, workflow management, and business process visibility.

Implemented Kafka-based messaging and asynchronous processing solutions supporting distributed systems and enterprise integration patterns.

Participated in modernization programs focused on transitioning legacy financial applications into cloud-native architectures.

Deployed containerized workloads across AWS ECS and Azure AKS environments supporting multi-cloud deployment strategies.

Automated infrastructure provisioning, deployment pipelines, and release processes using Jenkins, Terraform, and Docker.

Implemented OAuth2 and JWT security frameworks supporting secure enterprise application development.

Established monitoring and observability capabilities using Prometheus and Grafana.

Collaborated with architecture teams to establish scalable design patterns, application standards, and modernization strategies.

Supported production engineering efforts including troubleshooting, root cause analysis, system monitoring, and performance optimization.

Environment: Java 11, Spring Boot, React 18, Kafka, AWS ECS, Azure AKS, Docker, Jenkins, Terraform, OAuth2, JWT, Prometheus, Grafana

Legato Health Technologies – New York, NY Jan 2020 – Dec 2022

Full Stack Developer

Healthcare Claims Member Services Cloud Migration

Developed enterprise healthcare applications supporting member services, claims administration, and healthcare business operations.

Built Spring Boot microservices supporting workflow automation, business process orchestration, and healthcare data integration.

Designed React-based applications supporting member engagement, operational teams, and healthcare service management.

Implemented Kafka-based event processing solutions supporting real-time healthcare data exchange and workflow automation.

Designed and developed secure REST APIs supporting interoperability between internal healthcare systems and external partners.

Contributed to cloud migration initiatives transitioning legacy applications into Azure-hosted cloud environments.

Integrated MongoDB for document-oriented healthcare data storage and retrieval requirements.

Automated deployment processes using Docker and Jenkins supporting modern DevOps practices.

Implemented centralized logging, monitoring, and observability solutions using ELK Stack.

Collaborated with cross-functional teams to support production operations, troubleshooting, application enhancements, and performance optimization.

Environment: Java 8/11, Spring Boot, React, Kafka, MongoDB, AWS, Azure, Docker, Jenkins, OAuth2, ELK Stack

Molina Healthcare – New York, NY May 2018 – Dec 2019

Full Stack Developer

Provider Enrollment Healthcare Portals API Integration

Developed provider and member-facing applications supporting healthcare enrollment, service management, and digital engagement initiatives.

Built Spring Boot backend services supporting enterprise healthcare operations and business workflows.

Designed RESTful APIs supporting secure integration with third-party healthcare systems and business partners.

Developed Angular and React applications improving accessibility, usability, and operational efficiency across healthcare platforms.

Implemented event-driven communication patterns using Kafka supporting healthcare workflow automation.

Applied Spring Security and role-based access controls to support secure healthcare application development.

Deployed applications to Azure Kubernetes Service (AKS) environments using containerized deployment models.

Automated application deployment and release processes using Jenkins.

Supported production systems through troubleshooting, issue resolution, application support, and ongoing maintenance activities.

Environment: Java 8, Spring Boot, Angular, React, Kafka, Azure AKS, Jenkins, Spring Security

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