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I’m a Java Full Stack Developer with 5–6 years of experience building Spring Boot microservices and Angular SPAs for banking, retail, and insurance. I design secure REST APIs, optimize Java collections and multithreading for high-volume processing, and deploy services on AWS with CI/CD and monitoring. I enjoy turning complex requirements into scalable, testable solutions using JUnit, Mockito, and Spring Boot Test, while collaborating closely with architects, QA, and business stakeholders. I excel in delivering robust, user-friendly applications—from API design and backend services to responsive front-ends. My toolkit includes AWS, Docker/Kubernetes, CI/CD (Jenkins), and modern JavaScript frameworks, and I’m committed to continuous learning and cross-functional collaboration to drive business impact.…I’m a Java Full Stack Developer with 5–6 years of experience building Spring Boot microservices and Angular SPAs for banking, retail, and insurance. I design secure REST APIs, optimize Java collections and multithreading for high-volume processing, and deploy services on AWS with CI/CD and monitoring. I enjoy turning complex requirements into scalable, testable solutions using JUnit, Mockito, and Spring Boot Test, while collaborating closely with architects, QA, and business stakeholders. I excel in delivering robust, user-friendly applications—from API design and backend services to responsive front-ends. My toolkit includes AWS, Docker/Kubernetes, CI/CD (Jenkins), and modern JavaScript frameworks, and I’m committed to continuous learning and cross-functional collaboration to drive business impact.

Deepika

Full Stack Developer, Back-End Developer, Front-End Developer, +5

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I’m a Java Full Stack Developer with 5–6 years of experience building Spring Boot microservices and Angular SPAs for banking, retail, and insurance. I design secure REST APIs, optimize Java collections and multithreading for high-volume processing, and deploy services on AWS with CI/CD and monitoring. I enjoy turning complex requirements into scalable, testable solutions using JUnit, Mockito, and Spring Boot Test, while collaborating closely with architects, QA, and business stakeholders. I excel in delivering robust, user-friendly applications—from API design and backend services to responsive front-ends. My toolkit includes AWS, Docker/Kubernetes, CI/CD (Jenkins), and modern JavaScript frameworks, and I’m committed to continuous learning and cross-functional collaboration to drive business impact.…I’m a Java Full Stack Developer with 5–6 years of experience building Spring Boot microservices and Angular SPAs for banking, retail, and insurance. I design secure REST APIs, optimize Java collections and multithreading for high-volume processing, and deploy services on AWS with CI/CD and monitoring. I enjoy turning complex requirements into scalable, testable solutions using JUnit, Mockito, and Spring Boot Test, while collaborating closely with architects, QA, and business stakeholders. I excel in delivering robust, user-friendly applications—from API design and backend services to responsive front-ends. My toolkit includes AWS, Docker/Kubernetes, CI/CD (Jenkins), and modern JavaScript frameworks, and I’m committed to continuous learning and cross-functional collaboration to drive business impact.

Available to hire

I’m a Java Full Stack Developer with 5–6 years of experience building Spring Boot microservices and Angular SPAs for banking, retail, and insurance. I design secure REST APIs, optimize Java collections and multithreading for high-volume processing, and deploy services on AWS with CI/CD and monitoring. I enjoy turning complex requirements into scalable, testable solutions using JUnit, Mockito, and Spring Boot Test, while collaborating closely with architects, QA, and business stakeholders.

I excel in delivering robust, user-friendly applications—from API design and backend services to responsive front-ends. My toolkit includes AWS, Docker/Kubernetes, CI/CD (Jenkins), and modern JavaScript frameworks, and I’m committed to continuous learning and cross-functional collaboration to drive business impact.

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Work Experience

Java Full Stack Developer at Citi

September 1, 2023 - Present

Worked on building a scalable, event-driven Credit Card Approval System integrated with CRM modules to streamline application processing and enhance customer engagement. Developed robust microservices with Spring Boot and Kafka, designed responsive user interfaces using Angular 15 and React.js, and deployed secure containerized applications on AWS. Implemented OAuth 2.0 and JWT for authentication and role-based access control, managed databases such as PostgreSQL and MongoDB, and practiced Test-Driven Development to ensure high code quality and reliability. Automated CI/CD pipelines using Jenkins, Git, Bitbucket, and Docker, and monitored application health with Splunk and AWS CloudWatch to reduce incident response times.

Java Full Stack Developer at MetLife

July 31, 2022 - August 22, 2025

Developed member-facing insurance applications focusing on sign-ups, onboarding, policy lookup, and claims tracking. Designed secure microservices using Java 11 and Spring Boot, and built responsive UIs with Angular 12 and React.js. Deployed containerized applications on AWS using Docker and Kubernetes and integrated Apache Kafka for asynchronous event handling. Ensured HIPAA compliance by implementing OAuth 2.0 and SAML single sign-on with comprehensive audit logging and monitoring. Automated CI/CD pipelines via Jenkins and maintained over 90% test coverage with JUnit and Mockito, improving product stability and reducing production defects.

Java Full Stack Developer at ALDI

July 31, 2020 - August 22, 2025

Revamped ALDI's digital storefront and backend inventory systems to support omnichannel retail operations, enabling real-time product availability, seamless online checkout, and dynamic pricing. Developed scalable backend services using Java 8, Spring Boot, and RESTful APIs, and responsive front-end components with Angular 2/4 and React.js. Migrated legacy monolithic systems to microservices architecture with Spring Boot and Kafka, improving deployment efficiency by 50%. Integrated Kafka for event-driven communication between order, payment, and notification services. Secured APIs using OAuth 2.0 and JWT, authored unit and integration tests, automated REST API testing with Postman, and configured centralized logging and monitoring using Log4j and AWS CloudWatch.

Java / Full Stack Developer at Citi

September 1, 2023 - Present

Engineered high-throughput microservices and REST APIs; tuned Kafka partitioning & consumer back-pressure, improving p95 latency from 1.2s to 750ms and boosting throughput by 35%. Deployed services on Amazon EKS with HPA for horizontal scaling; automated rollouts with Jenkins + Helm; release frequency up 40% and MTTD down 35% via CloudWatch dashboards. Implemented Redis caching + idempotency to remove ~40% duplicate transactions during spikes. Hardened endpoints with OAuth2/JWT and RBAC; reduced outage minutes by 20%; maintained OpenAPI contracts and test suites (JUnit5/Mockito/REST Assured).

Java Full Stack Developer at ALDI

July 1, 2022 - September 22, 2025

Built React + TypeScript SPA backed by microservices; onboarding time reduced by 20%; improved API response times by 45% via pagination and index tuning. Implemented SSO (SAML/OAuth2) and RBAC for app hardening; mitigated vulnerabilities by 30%. Containerized services and shipped to Kubernetes; pipeline runtime reduced by 60%; added Grafana/ELK dashboards and synthetic checks to cut regressions by 15%.

Java Full Stack Developer at ALDI

July 1, 2020 - September 22, 2025

Modernized monolith → event-driven microservices (Kafka); system throughput +25%. Built reusable React components improving WCAG/508 accessibility +20%; introduced API versioning & idempotent endpoints to reduce contract bugs –15%. Orchestrated multi-stage Jenkins CI/CD; deployment times –30%, frequency 2×; accelerated queries –40% via HTTP caching, DB indexing, HikariCP.

Full Stack Developer at Citi

September 1, 2023 - Present

Engineered high-throughput microservices and REST APIs; tuned Kafka partitioning & consumer back-pressure, improving p95 latency from 1.2s to 750ms and boosting throughput by 35%. Deployed services on Amazon EKS with HPA for horizontal scaling; automated rollouts with Jenkins + Helm; release frequency +40% and MTTR –35% via CloudWatch dashboards. Implemented Redis caching + idempotency to remove ~40% duplicate transactions during spikes. Hardened endpoints with OAuth2/JWT and RBAC; reduced outage minutes –20%; maintained OpenAPI contracts and test suites (JUnit5/Mockito/REST Assured).

Java Full Stack Developer at ALDI

July 31, 2022 - September 22, 2025

Built React + TypeScript SPA backed by microservices; onboarding time –20%; improved API response times –45% via pagination/index tuning.

Java Full Stack Developer at ALDI

July 31, 2020 - September 22, 2025

Java / Full Stack Developer at Citi

September 1, 2023 - Present

Engineered high-throughput microservices and REST APIs; tuned Kafka partitioning and consumer back-pressure, improving p95 latency from 1.2s to 750ms and boosting throughput by 35%. Deployed services on Amazon EKS with HPA for horizontal scaling; automated rollouts with Jenkins and Helm; increased release frequency by 40% and reduced MTTR by 35% using CloudWatch dashboards. Implemented Redis caching and idempotency to reduce duplicate transactions during spikes by ~40%. Hardened endpoints with OAuth2/JWT and RBAC; minimized outage minutes by ~20%. Maintained OpenAPI contracts and test suites (JUnit5/Mockito/REST Assured).

Java Full Stack Developer at ALDI

July 1, 2022 - September 22, 2025

Built RESTful and event-driven microservices (Kafka); system throughput +25%. Built React + TypeScript SPA backed by microservices; onboarding time –20%; improved API response times –45% via pagination/index tuning. Implemented SSO (SAML/OAuth2) and RBAC for app hardening; mitigated vulnerabilities –30%. Containerized services and shipped to Kubernetes; pipeline runtime –60%; added Grafana/ELK dashboards and synthetic checks to cut regressions –15%.

Java Full Stack Developer at ALDI

July 1, 2020 - September 22, 2025

Java Full Stack Developer at Citi

September 1, 2023 - November 18, 2025

Built Java 8/11, Spring Boot microservices for credit-card and loan processing using REST APIs, Spring MVC, Spring Data JPA, Spring Cloud in a microservices architecture. Designed high-performance APIs for accounts, transactions, and payments, leveraging Java Collections (List, Map, Set, Stream API) and multithreading (ExecutorService, thread pools) to improve throughput and reduce processing time. Deployed and monitored services on AWS (EC2, S3, RDS, CloudWatch), configuring logging, metrics, and alerts to improve reliability and observability of banking services. Developed Angular (v10+) dashboards using TypeScript, RxJS, Angular services, and HTTP interceptors, consuming secured JWT/OAuth2-protected REST endpoints. Implemented Reactive Forms and validation for credit-card/loan application forms, and built responsive dashboards and transaction history pages using HTML5, CSS3, Angular Material/Bootstrap. Wrote JUnit 5, Mockito unit tests and Spring Boot integration/API tests (MockMvc,

Java Full Stack Developer at MetLife

July 31, 2022 - July 31, 2022

Implemented Spring Boot microservices for policy, claims, customer, and billing modules, exposing REST APIs to agent portals and back-office systems in the insurance domain. Modeled policies, riders, coverages, beneficiaries, and claim lines using Java Collections Framework and Stream API, and built multithreaded claim workflows to run fraud checks and eligibility rules in parallel. Hosted services on AWS (EC2, S3, RDS, Lambda), using S3 for secure storage of policy PDFs/claim documents and Lambda for asynchronous/background tasks. Developed Angular SPA screens for policy search, endorsements, renewals, and claim submission, using TypeScript, RxJS, Angular services, and route guards to handle different roles (agent, customer, admin). Built multi-step Reactive Form wizards for quote generation and claim intake, applying business rules from backend APIs and enforcing dynamic field-level validation and error messages. Authored JUnit 5, Mockito unit tests and Spring Boot Test/MockMvc, REST

Java Full Stack Developer at ALDI

July 31, 2020 - July 31, 2020

Developed Spring Boot microservices for product catalog, pricing, cart, and inventory using RESTful APIs in a high-traffic retail/e-commerce platform. Used Java Collections and Streams to process SKU, store, and promotion data; implemented multithreaded jobs for parallel price and stock synchronization with supplier systems. Deployed services on AWS (ECS/EKS, S3, RDS/DynamoDB, CloudWatch), tuning performance and reliability to meet SLA/SLO targets during peak shopping events. Built Angular-based storefront (product listing, search, product detail, cart) using TypeScript, RxJS, Angular routing, and lazy-loaded modules, integrating directly with backend microservices. Implemented Reactive Forms for checkout, promo codes, and address capture with real-time validation, and ensured responsive UI using HTML5, CSS3, Bootstrap/Angular Material for desktop and mobile users. Created JUnit 5, Mockito unit tests and Spring Boot Test/MockMvc integration tests for pricing, promotions, inventory, and