Java Developer Software Engineer

Ahmet Baspinar

Software Java Developer

***********@*****.*** • 469-***-****

• Orlando, FL

Results-driven Software Engineer with 7+ years of experience architecting and developing scalable, high-performance enterprise applications. Expert in Java 17, Spring Boot, and Microservices, with deep knowledge of event-driven systems using Kafka. Skilled in deploying cloud-native applications on AWS (ECS, Lambda, EC2, S3, CloudWatch, Redis, DynamoDB) and container orchestration with Docker and Kubernetes. Proven success in implementing CI/CD pipelines, optimizing system reliability, and delivering resilient services in Agile environments. Strong collaborator with hands-on experience in Git, Jenkins, AppDynamics, and Splunk for monitoring, version control, and continuous delivery.

Areas of Expertise:

Languages & Frameworks: Java 8–17, Core Java, Multithreading, Java EE, Spring Boot, Spring MVC, Spring Security, Hibernate, JSP, JavaScript, TypeScript

Cloud & DevOps: AWS (Lambda, ECS, EC2, S3, CloudWatch), Docker, Kubernetes, Jenkins, Git, GitHub

Microservices & Messaging: RESTful APIs, Kafka, RabbitMQ, Event-Driven Architecture

Databases: MySQL, Oracle, MongoDB, DynamoDB, MsSQL, R2DBC

Testing & Monitoring: JUnit, Spock, ReadyAPI, Postman, Cucumber, Selenium, TestNG, AppDynamics, Splunk, Kibana, Grafana

Tools & Methodologies: IntelliJ, Eclipse, Maven, Agile/Scrum, Jira, TFS, Git, BDD, UML

Technical Proficiencies

Java EE Core Java Multithreading JavaScript TypeScript HTML CSS Spring Boot Spring MVC Spring Security Hibernate RESTful APIs Kafka Docker Kubernetes Microservices AWS Postman Eclipse IntelliJ SQL Developer CI/CD Jenkins Maven Agile-Scrum Jira Git GitHub Oracle MySQL Mongo DB DynamoDB Selenium WebDriver TestNG Cucumber BDD

Professional Experience

NTT DATA / UPS — Software Java Developer

Feb 2022 – Present Orlando, FL

Modernized legacy systems into scalable, cloud-native microservices using Java, Spring Boot, Kafka, and AWS (ECS, Lambda).

Designed and implemented high-throughput, event-driven REST APIs using Kafka producers/consumers for logistics operations.

Developed and deployed containerized services using Docker and Kubernetes, ensuring smooth production releases.

Built automated CI/CD pipelines with Jenkins, streamlining build, test, and deployment workflows.

Ensured system resilience with JUnit unit tests and ReadyAPI integration tests, improving release quality.

Integrated Redis caching to reduce response time in data-intensive processes.

Used AppDynamics and Splunk for application monitoring, reducing issue resolution time by 30%.

Participated in Agile ceremonies and led sprint demos, providing mentorship and conducting code reviews.

Softworld / USAA — Java Developer

Jan 2021 – Feb 2022

Engineered backend insurance services using Java, Spring Boot, and REST APIs.

Integrated AWS DynamoDB for real-time, scalable data access.

Conducted API and DB testing using Rest Assured, Postman, and SQL/JDBC.

Used Kibana and Grafana for monitoring and debugging in OpenShift environments.

Participated in end-to-end Agile development cycles, managing sprints in Jira.

Infosys / Aetna — Software Developer

Feb 2019 – Jan 2021

Re-architected legacy systems using Spring WebFlux, Mono/Flux, and R2DBC for non-blocking, reactive design.

Applied Core Java principles and implemented multithreaded components to handle high-volume transactions efficiently.

Developed asynchronous microservices to improve scalability and throughput.

Built event-driven services with Kafka and integrated Splunk for observability.

Designed system workflows with UML diagrams and use-case modeling.

Maintained version control and CI with Git, Maven, and TFS.

Cybersoft / Sompo Japan — Software Developer

Jul 2017 – Jun 2018

Built core modules for insurance systems using Java 8, Spring MVC, Hibernate, and MsSQL.

Implemented REST APIs and backend workflows, ensuring secure data transactions.

Collaborated on system documentation and modeling using UML and use cases.

Followed Agile methodology for sprint-based delivery with full SDLC participation.

Education

Bachelor of Engineering in Computer Engineering

Gazi University – Ankara, Turkey

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