G
Grant Valentine
From United States
02:05 PM
(GMT-04:00)
$30/hr
or
$80,000/yr
Active 1 hour ago
Senior Full-Stack Developer
AI-native engineer
Available for hire
Years of
experience
6+ years
Experience
level
Senior
Available
for
Full-time, Part-time, Contract, Freelance
Available from
06 Oct 2026
Senior Full Stack Developer with 6+ years building scalable web applications using React, Node.js, PostgreSQL, and REST APIs. Experienced in improving application reliability through testing, automation, and CI/CD while delivering measurable performance gains. Skilled at collaborating with distributed teams and managing remote-first development workflows.
Skills
Languages
Employment History
Full Stack Developer at
Gopher-like Technology Solutions
2024
-
2026
• Built 4 scalable React and Node.js applications supporting business operations, customer workflows, and internal service automation.
• Developed 3 RESTful API services with PostgreSQL optimization, improving data access performance and application reliability.
• Reduced deployment issues by 35% through CI/CD improvements, automated testing, and better release validation processes.
• Developed 2 lag-aware monitoring views that separated fast directional scaling signals from slower MMM and incrementality calibration for media buyers.
• Created 5 automated testing workflows using Jest and integration testing practices to improve long-term software quality.
• Integrated AI-assisted development workflows for code reviews, debugging, documentation, and faster implementation cycles.
Software Engineer at
Device Management Software Company
2022
-
2024
• Developed 3 full stack features using React, Node.js, and PostgreSQL for education and business technology platforms.
• Improved API response performance by 28% through query optimization, database indexing, and backend service improvements.
• Implemented automated deployment processes using Git workflows, Docker, and CI/CD pipelines for reliable releases.
• Built reusable frontend components and maintained clean code standards through reviews and technical discussions.
• Supported production troubleshooting by analyzing logs, resolving application issues, and improving system documentation.
Junior Full Stack Developer at
Independent Marketing Analytics Consulting
2020
-
2021
• Integrated 6 marketing and commerce data sources into SQL-ready datasets for customer, campaign, revenue, and channel-performance analysis across recurring engagements.
• Built Python and SQL models to study customer cohorts, conversion trends, spend efficiency, and lagged relationships between campaigns and downstream revenue.
• Automated recurring Google Sheets reports so nontechnical teams could review anomalies, performance drivers, and model outputs without opening notebooks or databases.
Education
Bachelor/ Computer Science at
University of North Texas - Denton, TX
2011
-
2015