Available to hire
Hi, I’m Andrew Mark, a Software Engineer based in Colorado Springs with over 11 years of experience specializing in Java, Spring Boot, microservices, and CI/CD processes. I enjoy tackling challenging problems and collaborating with cross-functional teams to build robust and scalable software solutions.
Throughout my career, I’ve contributed to a variety of projects ranging from military software to high-performance applications at major companies like PHC and Apple. I am passionate about continuous learning and mentoring junior developers while ensuring code quality and efficient deployment pipelines.
Language
English
Fluent
Work Experience
Senior Java Engineer / Java AI Fullstack Developer at PHC
August 1, 2021 - June 20, 2024Designed and developed microservices-based Java applications improving system reliability under Agile methodologies. Managed CI/CD pipelines with Azure DevOps that increased deployment efficiency and reduced downtime. Collaborated with cross-functional teams to translate requirements into software designs, integrated emerging technologies, and enhanced capabilities. Troubleshot bugs improving user satisfaction by 30%. Mentored junior developers and facilitated code reviews to uphold coding standards. Optimized codebases and performed SQL tuning. Ensured compliance with industry and regulatory standards, providing military software solutions. Supported users by resolving complex technical issues. Integrated automated testing frameworks for better test coverage and quality. Contributed to project planning using Jira and participated actively in Agile ceremonies. Worked with QA teams to reduce production defects.
Java AI Fullstack Developer at APPLE
January 1, 2018 - July 31, 2021Developed and maintained scalable Java applications to ensure reliability and performance. Collaborated with product teams to gather requirements and designed solutions using Spring Boot. Led CI/CD automation initiatives reducing release cycles and improving time-to-market. Built and optimized SQL databases ensuring data integrity for critical applications. Participated in Agile processes including daily scrums, sprint planning, and retrospectives. Worked closely with DevOps for cloud deployments focusing on security and performance. Developed unit tests enhancing test coverage and reduction of defects. Mentored new hires, fostered collaboration, and created tools for real-time application performance monitoring. Validated RESTful API integrations and documented software specifications to support code reuse and standardization.
Java Developer at INFUSE
July 1, 2014 - December 31, 2017Delivered scalable Java applications following high coding standards using Spring Boot framework. Participated in requirement analysis and design discussions ensuring project clarity. Maintained and optimized existing systems focusing on performance and reliability improvements. Initiated CI/CD practices to integrate into workflows enhancing software deliverability. Supported Agile ceremonies including scrum meetings and sprint retrospectives. Executed SQL queries to manage data and provide insights. Tuned application performance to reduce load times. Automated deployment processes through scripting which reduced manual efforts. Conducted peer code reviews and exploratory testing to ensure quality. Communicated with users to gather feedback and improve products. Coordinated knowledge-sharing sessions fostering continuous learning. Provided technical support and collaborated on problem-solving and integration efforts.
Education
Bachelor of Science at Colorado State University Global
January 1, 2010 - June 30, 2014Qualifications
Microsoft Azure Developer Associate
January 1, 2020 - December 31, 2023Certified Azure DevOps Engineer Expert
January 1, 2020 - December 31, 2023Spring Certified Professional
January 1, 2019 - December 31, 2022Industry Experience
Software & Internet, Government, Professional Services, Computers & Electronics
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