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Senior Java Full-Stack developer with 7+ years of experience building scalable cloud-native microservices, distributed backend systems, and enterprise applications across financial, mortgage, and healthcare domains. Strong expertise in Java, Spring Boot, Kafka, REST APIs, AWS, Kubernetes, and event-driven architectures, with frontend experience in Angular and React integrated with high-volume backend platforms. Hands-on experience delivering fault-tolerant, high-performance distributed systems using cloud-native architecture patterns, CI/CD pipelines, Terraform-based infrastructure automation, and observability frameworks. Also builds Python automation utilities and integrates ML inference and AI-assisted workflows to improve delivery velocity, quality, and operational efficiency.…Senior Java Full-Stack developer with 7+ years of experience building scalable cloud-native microservices, distributed backend systems, and enterprise applications across financial, mortgage, and healthcare domains. Strong expertise in Java, Spring Boot, Kafka, REST APIs, AWS, Kubernetes, and event-driven architectures, with frontend experience in Angular and React integrated with high-volume backend platforms. Hands-on experience delivering fault-tolerant, high-performance distributed systems using cloud-native architecture patterns, CI/CD pipelines, Terraform-based infrastructure automation, and observability frameworks. Also builds Python automation utilities and integrates ML inference and AI-assisted workflows to improve delivery velocity, quality, and operational efficiency.

Sujan Bhattarai

Full Stack Developer, Back-End Developer, Front-End Developer, +4

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Senior Java Full-Stack developer with 7+ years of experience building scalable cloud-native microservices, distributed backend systems, and enterprise applications across financial, mortgage, and healthcare domains. Strong expertise in Java, Spring Boot, Kafka, REST APIs, AWS, Kubernetes, and event-driven architectures, with frontend experience in Angular and React integrated with high-volume backend platforms. Hands-on experience delivering fault-tolerant, high-performance distributed systems using cloud-native architecture patterns, CI/CD pipelines, Terraform-based infrastructure automation, and observability frameworks. Also builds Python automation utilities and integrates ML inference and AI-assisted workflows to improve delivery velocity, quality, and operational efficiency.…Senior Java Full-Stack developer with 7+ years of experience building scalable cloud-native microservices, distributed backend systems, and enterprise applications across financial, mortgage, and healthcare domains. Strong expertise in Java, Spring Boot, Kafka, REST APIs, AWS, Kubernetes, and event-driven architectures, with frontend experience in Angular and React integrated with high-volume backend platforms. Hands-on experience delivering fault-tolerant, high-performance distributed systems using cloud-native architecture patterns, CI/CD pipelines, Terraform-based infrastructure automation, and observability frameworks. Also builds Python automation utilities and integrates ML inference and AI-assisted workflows to improve delivery velocity, quality, and operational efficiency.

Available to hire

Senior Java Full-Stack developer with 7+ years of experience building scalable cloud-native microservices, distributed backend systems, and enterprise applications across financial, mortgage, and healthcare domains. Strong expertise in Java, Spring Boot, Kafka, REST APIs, AWS, Kubernetes, and event-driven architectures, with frontend experience in Angular and React integrated with high-volume backend platforms.

Hands-on experience delivering fault-tolerant, high-performance distributed systems using cloud-native architecture patterns, CI/CD pipelines, Terraform-based infrastructure automation, and observability frameworks. Also builds Python automation utilities and integrates ML inference and AI-assisted workflows to improve delivery velocity, quality, and operational efficiency.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Full Stack Java Developer at Deutsche Bank

May 31, 2023 - May 31, 2023

Developed Spring Boot microservices with React/Angular frontends to support complex financial data flows; migrated JSP frontends to Angular SPAs; implemented Spring Cloud Netflix stack (Eureka, Config, Gateway). Secured APIs using OAuth2/JWT and Keycloak RBAC, built Kafka-based event-driven workflows, and integrated Confluent Schema Registry. Deployed on AKS/Azure with Helm; automated CI/CD with Azure DevOps and GitHub Actions; tuned SQL across PostgreSQL and Oracle databases; integrated Snowflake analytics pipelines.

Full Stack Java Developer at Fannie Mae

May 1, 2023 - November 14, 2025

Engineered and deployed Spring Boot 3 microservices, transformed legacy monolithic applications into modular microservice-based systems, and implemented Angular 17 UIs for enterprise dashboards. Enhanced observability with ELK Stack and OpenTelemetry, tuned JPA/Hibernate queries for high-throughput transactions, and built secure REST and GraphQL endpoints. Delivered Dockerized services on AWS EKS with zero-downtime rollouts, designed Kafka-based event pipelines, and integrated MuleSoft connectors for seamless data flow. Automated infrastructure with Terraform and CI/CD pipelines via Jenkins/CodePipeline.

Java Developer at CVS Health

March 31, 2021 - March 31, 2021

Designed and developed Spring Boot APIs for enterprise pharmacy systems; built Angular/React front-ends integrated with REST APIs; implemented OAuth2/JWT-based security and RBAC. Deployed GCP Cloud Run/Cloud Functions with Pub/Sub, authored Terraform scripts for cloud resources, and built Kafka/JMS messaging pipelines with CQRS/Event Sourcing patterns. Implemented CI/CD with Jenkins, containerized services with Docker/Kubernetes, and optimized Hibernate mappings with Redis caching.

Full Stack Java Developer at Deutsche Bank

March 1, 2021 - May 31, 2023

Built microservices for trade surveillance and regulatory workflows using Java, Spring Boot, and Spring Cloud. Developed Kafka and Scala Streams pipelines for real-time trade ingestion, anomaly detection, and compliance workflows using Confluent Schema Registry. Created REST APIs for trade lifecycle updates, risk calculations, payment validations, and regulatory audit operations. Implemented Spring Batch jobs for end-of-day reconciliation, anomaly checks, and regulatory reporting. Maintained and optimized Oracle PL/SQL packages for compliance rules and enrichment logic. Integrated Elasticsearch and ELK monitoring to index high-volume trade events and support investigator querying during audits. Secured inter-service communication using OAuth2, JWT, and TLS mutual authentication. Deployed containerized microservices on AWS EKS and Azure AKS, and supported migration from on-prem Java services to cloud infrastructure with CI/CD modernization.

Java Developer at CVS Health

January 1, 2019 - March 31, 2021

Developed Spring Boot APIs for prescription processing, medication lookups, drug safety checks, and pharmacy validation workflows. Implemented microservices integrating RxConnect interactions with patient profiles, clinical alerts, and pharmacy inventory systems. Built asynchronous messaging workflows using JMS/ActiveMQ for refill events, approvals, and notifications. Migrated prescription services to GCP Cloud Run and implemented Pub/Sub pipelines for prescription status updates and patient alerts. Created Spring Batch processes for compliance reports, refill audits, and scheduled data refreshes. Improved security to align with HIPAA using OAuth2 token validation and audit logging. Built reactive Spring WebFlux APIs for clinical alert lookups to improve responsiveness during peak usage. Added observability with Prometheus metrics and improved reliability using retry handling and DLQ configuration. Developed Python automation scripts to process healthcare credentialing and compliance d