First American Title - Senior Software Engineer (San Diego, CA)

July 2021 - Present

TBA

PHILIPS (Formerly Biotelemetry Inc. merged from LifeWatch Inc on May 2017) – Senior Software Engineer (San Diego, CA)

December 2015 – July 2021

• Led a team of 6 engineers to re-write a critical application (medical devices communication) by utilizing Event Driven micro-services architecture and Event Bus technology (RabbitMQ), by using MySQL, Dapper, .Net Core Web API with a result of improving performance by 110% based on data.
• Designed and developed quality Web APIs by using .Net Core that scale to thousands of users.
• Developed stress workload test application (WPF) to detect bottleneck and deployed on EC2.
• Developed integration and behavioral automation tests by using XUnit and SpecFlow.
• Developed a shared library that generalized the interfaces, abstractions, and unified code for both RabbitMQ and REST APIs. This provided a single interface for all entities in micro-services.
• Work, as a senior member of a team of 20 members, on a web application using Angular 6, GraphQL and Spring Boot which brings 75% of company’s revenue.
• Design, implement and maintain SOA based .Net applications (MVC5/.Net Framework 4.5, Web API, WCF) and web application (Angular 6, .Net Web API) within all phases of the Software Development Life Cycle.
• Work within a Continuous Integration and Continuous Delivery (CI/CD) development model (Sonar Cloud, Docker, BitBucket Pipelines, AWS ECR).
• Work with QA, product management/owners, project managers in an Agile (Scrum) environment.
• Collaborate with different teams onshore (PA, TX, NM) and offshore (Mexico, Costa Rica, North Macedonia) and from different departments (Infrastructure team, Business, end users).
• Utilize Prometheus and Grafana for monitoring, provisioning, and alerting purposes.
• Experience with AWS Cognito, Lambda, S3, EC2, CloudFront, RDS, familiarity with Kubernetes concepts and use K9s tool.
• Production support for various systems when they cannot be resolved.
• Maintained Windows Form applications to move data off Android devices via USB port by using ADB commands.
• Work in R&D department in healthcare regulatory industry (FDA, HIPAA, MDDS).

Kingsway America - .Net Developer (Chicago, IL)

May 2013 – October 2015

• Design and implement Web applications, Windows Desktop applications and Integration of Google Map API.
• Implementation of SQL queries for generation of reports, with dynamic generation of Excel Spreadsheets.
• Creation of Windows services to generate and email PDF Invoices, Agreements, and Statements.
• Creation of Windows services to generate and email PDF Invoices, Agreements, and Statements.
• Correction of bugs and implementation of new features.

Trinity Warranty - .Net Developer (Chicago, IL)

September 2012 – May 2013

• Development of Windows Services to monitor data, alert users, export and import data.
• Part of a development team with focus on maintaining and implementing additional features to company’s web application.

Bachelor’s Degree

2007 – 2011

Technological Educational Institute of Athens, Greece (US citizen)

• AWS Developer Associate Certification (Sep 2020)
• AWS Solutions Architect Associate Certification (Dec 2020)
• AWS SysOps Administrator Associate Certification (Sep 2021)
• AWS Solutions Architect Professional Certification (July 2022)
• AWS Certified Security – Specialty (Dec 2022)

Made 2-times 5th place in European Championship in Water polo U19-U20 and 1-time 6th place in Water Polo World Championship U21. Continue playing water polo for local club as a hobby. I also enjoy swimming and playing basketball.