Aaron Harnage

Integra LifeSciences is a world leader in medical technology with headquarters in Princeton, New Jersey, which is driving the purpose of restoring patients' lives. I worked in this company as a full-time back-end engineer for about 5 years with GoLang/Python.

My responsibilities:

- Migrated the platform architecture from Python FastAPI monolithic architecture to GoLang/Gin microservice one, reducing high latency by 25% and improving scalability by 50%.

- Utilized PostgreSQL as a database instead of previous MySQL, enhancing performance by 30%.

- Took part in new UI/UX features development with Next.js, Redux, and Tailwind CSS, helping the front-end team in my free time.

- Developed platform with Agile methodology and managed tickets with Jira, enhancing development speed by 25%.

- Orchestrated microservices with AWS EKS and integrated Docker, Kubernetes, CI/CD to manage the platform, achieving 24/7 availability of the platform.

Anywhere Real Estate Inc (NYSE: HOUS) is moving the real estate industry as a leader of integrated residential real estate services, and I worked as a microservice developer with Python, GoLang, and Java to enhance the performance and scalability of the backend.

My responsibilities:

- Migrated the back-end of the real estate platform from Python/Django monolithic to Go/Java microservice architecture, updating the scalability by 50%.

- Developed MLS microservice of the platform with gRPC-Go/Protobuf, improving the real estate-related data retrieval performance by 30%.

- Developed financial microservice with Java/Spring Boot, enhancing the security by 20%.

- Introduced GraphQL for data retrieval and implemented asynchronous communication between microservices with Apache Kafka, enhancing the backend performance by 35%.

- Leveraged Elasticsearch to index and search 1 million real estate records, shortening the data retrieval time by 15%.

- Used agile methodology and utilized Monday.com to develop projects and manage tickets, updating development speed by 35%.

- Utilized Docker, CI/CD, Kubernetes, and GCP to orchestrate the microservice platform, ensuring 24/7 availability of the platform.

BookBeam is a book sales platform on Amazon, which is a powerful suite of tools for helping self-publishers increase their revenues. I joined this company as a backend engineer to develop a multi-module Java backend with Spring Boot for 5 years.

My responsibilities:

- Developed a multi-module REST API server with Java/Spring Boot from scratch and integrated all customer-requested features, keeping the latency of the platform below 0.2 seconds.

- Programmed comprehensive unit tests with JUnit, increasing the reliability of the code by 30%.

- Used MySQL as a database, optimizing the queries at a very high level.

- Took part in UI/UX features implementation with Angular in my free time, increasing the development speed by 20%.

- Introduced agile methodology for project development and used Jira to manage tickets, keeping the project management at a very high level.

- Utilized AWS as a cloud provider and also implemented CI/CD for smooth deployment of the platform, keeping the availability at 24/7.