Software Engineer Los Angeles

George Colón

Los Angeles, CA ********@*****.*** 917-***-**** github.com/geocolon

Summary: Full-Stack Software Engineer with over 10 years of experience delivering secure, scalable web and mobile applications. Proven success in deploying ML-based SaaS for government and private sectors, with deep expertise in React, Node.js, TypeScript, AWS, and containerized architectures. Passionate about clean code, UI/UX, and mentoring. Currently studying for the CompTIA Security+ exam.

Languages: Python, JavaScript, TypeScript, Golang, PHP, HTML5, CSS3

Frameworks/Libraries: React, AngularJS, Node.js, Flask, FastAPI, Flutter, Next.js

Databases: PostgreSQL, MongoDB, MySQL, DynamoDB, Ruby on Rails

Cloud/DevOps: AWS (Lambda, S3, RDS), Docker, Kubernetes, GitLab CI, Rancher, Firebase

Tools: Unity, Blender, AEM, Figma, Xcode, Photoshop, Flipper Zero

Testing: Jest, Mocha

Experience

Dynamo Designs Greater Los Angeles Area

Freelance Full-Stack Engineer ( December 2023 - Present)

●Provide full-stack engineering services for multiple clients across industries, including confidential equity-based software development under NDA with a company called NeoChrome.

●Develop and deploy front-end interfaces using HTML5, CSS3, SASS, LESS, JavaScript, jQuery, and frameworks such as React, AngularJS, and Bootstrap.

●Developed and maintained 6+ custom WordPress and React-based client platforms, boosting average site load speed by 30% and reducing bounce rates by 25%.

●Design and maintain custom WordPress themes and plugins; delivered ADA-compliant, fully responsive interfaces that improved accessibility scores by 40% across client portfolios.

●Resolved 50+ front-end bugs and UI inconsistencies, increasing client satisfaction rates and user session time by 20%.

●Utilize version control systems (Git, GitHub), contributed to codebases deployed bi-weekly in Agile environments, accelerating development timelines by 15–20%.

One Illuminate Technologies Thousand Oaks, California

Senior Software Engineer, Full Stack (February 2019 - October 2023, 4 years 9 months)

●We have deployed multiple air-gapped SaaS projects for the U.S. Air Force and a Las Vegas casino group.

●Tracked tasks with Jira and led daily SCRUM team meetings. Mentored junior developers and promoted best practices. Constructed and deployed machine learning training models in Unity and C++ that achieved a computer vision accuracy score of 95-98% for object detection with the casino's table cameras.

●Contributed to government and company contracts. Honed my Full-Stack NodeJS programming skills over five years, with expertise in React, TypeScript, AngularJS, NodeJS, Firebase, Flutter for mobile, Flask, Python, Golang, PostgreSQL, and Kafka. Created SaaS projects and became proficient in AWS and Ruby on Rails. Crafting Dockerfiles for GitLab CLI and orchestrating Kubernetes and Rancher CLI on Linux Ubuntu.

●Designed and deployed secure cloud infrastructure for 3+ mobile apps, reducing downtime by 45% and improving deployment speed by 30%. Deploying VPN-protected clusters for hosting and testing web and mobile applications. Integrated JQuery and AEM components to enhance user interactivity across 5+ client projects

●Led mockup UI development with Material Design and created custom logos via Figma for UX workshops and stakeholders.

Dynamo Designs Greater Los Angeles Area

Freelance Full-Stack Engineer (April 2017 - February 2019, 1 year 11 months)

●Migrated 5+ legacy WordPress and PHP sites to modern stacks, increasing security compliance and reducing maintenance costs by 25%.

●Improved client user engagement by 35% through responsive UI/UX improvements and A/B tested design updates.

●Completed 12+ full-stack projects using Amazon DynamoDB, React, and Node.js, helping clients reduce server response times by 40% on average.

●Consulted on backend architecture decisions that improved database performance for e-commerce clients handling 10,000+ daily queries.

Realty ONE Group Irvine, California

Frontend Developer (Contract) (June 2017 - December 2017, 7 months)

●Delivered 8+ responsive real estate landing pages and WordPress websites.

●Created Hubspot responsive emails and landing pages, earning a Hubspot Design certification.

●Created mobile-optimized Hubspot email templates that improved open rates by 18% and click-through rates by 12%.

●Reduced average site deployment turnaround time by 30% through automation of GoDaddy DNS and MySQL configurations.

Verizon Wireless Irvine, California

Frontend Web Developer (Contract) (November 2016 - March 2017, 5 months)

●Developed and maintained over 20 AEM components and marketing banners used in high-traffic national Verizon campaigns.

●Worked with cross-functional teams to align content delivery for over 30 regional and national marketing initiatives.

●Streamlined nightly deployment workflows, decreasing QA testing time by 25% while improving the reliability of page launches.

●Enhanced mobile responsiveness and accessibility of B2C web pages, contributing to a 15% increase in mobile user engagement.

Education

B.S. in Computer Science – City University of New York City College (2004 - 2008)

Relevant Coursework: Data Structures, Algorithms, Databases, Software Engineering

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