Open to opportunities

Lucas Penz

@lucaspenz

Message

Experienced Full Stack Software Engineer

United States

Message

What I'm looking for

Seeking a challenging role that utilizes my technical expertise and leadership skills to drive innovation and growth.

As a seasoned software engineer with over 11 years of experience in software development and 2 years of teaching Computer Science, I have developed a strong passion for designing scalable, high-performance systems and fostering cross-team collaboration to deliver secure and reliable solutions.

My expertise lies in developing enterprise-scale applications, APIs, and robust architectures using Ruby on Rails, PostgreSQL, and JavaScript. I am also skilled in cloud technologies such as AWS, Azure, and GCP, with a strong focus on automation, performance optimization, and mentoring teams to achieve technical excellence.

Throughout my career, I have had the opportunity to work on various projects, including large-scale applications, APIs, and payment gateways. I have also had experience with agile methodologies, Scrum, and Kanban, and have a strong understanding of design patterns, high-performance systems, and resilient system design.

Experience

Work history, roles, and key accomplishments

Senior Software Engineer

Apple via TEKSystems

Apr 2022 - Oct 2024 (2 years 6 months)

Improved cross-team communication by 25% through a new requirement gathering template. Developed a robust API for external teams and enhanced report performance through SQL tuning. Mentored new engineers and executed code reviews on GitHub.

Ruby on Rails JavaScript PostgreSQL Sidekiq Debugging Optimization Collaboration

Staff Software Engineer

Line 5 LLC

Jul 2021 - Apr 2022 (9 months)

Developed testing processes that improved efficiency by 30%. Led the development of a new payment page and managed application deployment on AWS. Mentored junior developers to enhance code quality.

Ruby on Rails PostgreSQL AWS Mentoring Communication

Senior Software Engineer

Line 5 LLC

Dec 2020 - Jul 2021 (7 months)

Enhanced direct sales revenue by 25% through the development of self-service software. Oversaw the software development lifecycle and improved query performance significantly.

Ruby on Rails PostgreSQL Heroku Debugging Optimization

Professor

Federal Technological University of Parana

Sep 2017 - Jul 2019 (1 year 10 months)

Planned and executed instructional technology courses focusing on concurrency, web development with Ruby on Rails, and software engineering methodologies.

Software Engineering Ruby on Rails Java Project Management Scrum