Miguel Feliciano

Senior Software Engineer with 10+ years of full-stack experience building and managing high-performance software teams. Proven track record as a technical lead, team builder, and delivery owner across healthcare SaaS, FinTech, and product companies. Experienced leading teams of 4-20 engineers across direct and distributed structures. Known for raising engineering standards, improving team velocity, and translating business goals into technical execution.

US Marine—expect precision, resilience, and execution.

Core Competencies

  • Team Building & Mentorship
  • Engineering Process & Standards
  • Technical Roadmapping
  • Agile/Scrum Delivery
  • Stakeholder Communication
  • Cross-functional Collaboration
  • Hiring & Performance Management
  • Distributed & Remote Team Leadership

Technical Skills

  • React, Next.js
  • JavaScript, TypeScript
  • Node.js, Python
  • C#, ASP.NET
  • SQL Server, PostgreSQL, MongoDB
  • CI/CD, GitHub
  • Azure & AWS
  • Cursor, Claude, Codex, CoPilot, CodeRabbit, SuperWhisper, OpenAI API, Vercel AI SDK

Experience

Founder | Head of Engineering

Feb 2026 – Present

VTRN Studio, LLC

  • Founded and operate VTRN Studio, a software studio delivering SaaS products and AI automation infrastructure for SMBs — responsible for all technical direction, product decisions, and delivery.
  • Architecting and shipping full-stack SaaS products using various tech stacks and languages like Next.js, React, TypeScript, and PostgreSQL; applying the same engineering standards and delivery rigor I've led teams to follow throughout my career.
  • Applied RESTful APIs to SaaS products using Next.js API flow in TypeScript.
  • Designed and built AI-driven automation workflows that reduce manual operational overhead for small business clients, leveraging modern LLM APIs and event-driven microservices.
  • Established product development processes — from ideation to deployment — including CI/CD pipelines via GitHub Actions.

Engineering Lead

June 2025 – Jan 2026

Trete, LLC (Stealth FinTech Startup)

  • Established engineering standards across 7 services by introducing AI-assisted code review, shared design patterns, and quality gates — reducing PR cycle time and production regressions team-wide.
  • Improved engineering velocity by designing reusable scaffolding and tooling that eliminated boilerplate and standardized how the team structured new projects.
  • Strengthened production reliability by overhauling observability (logging, metrics, tracing) and integrating Slack-based deployment workflows to surface issues faster.
  • Collaborated closely with the engineering leadership on technical planning and architecture decisions for a greenfield FinTech platform.
  • Refactored existing 0-1 projects and architected new applications in React and Node.js for maintainability, quality, performance, and scalability.
  • Refactored and generated new RESTful API route contracts in Node.js with TypeScript.

Lead Full-Stack Software Engineer

Feb 2020 – May 2025

ClinIntell, Inc

  • Functioned as de facto Engineering Lead for a 6-person agile team — responsible for technical direction, engineer development, and cross-functional delivery.
  • Led full-stack modernization of a healthcare analytics platform used by 15+ health systems written in React, TypeScript, C# .NET, and SQL Server; owning technical direction, architecture decisions, and stakeholder alignment.
  • Owned delivery pipeline modernization with GitHub Actions, improving release reliability and reducing deployment risk.
  • Partnered directly with business stakeholders to translate product requirements into technical plans and communicate tradeoffs clearly.
  • Designed and built C# RESTful APIs for features such as user management, clinical condition training, and reports.

Applications Developer II

Sep 2013 – Feb 2020

Wolters Kluwer, Inc

  • Collaborated with a team of 4 developers through sprint planning, feature delivery, and QA collaboration in a high-stakes enterprise environment serving global audit teams.
  • Shipped new features and fixed production issues for TeamMate+, with a focus on UI components in Vue.js and ASP.NET C# MVC for the backend.
  • Crafted C# SOAP/XML APIs along with RESTful APIs for Vue.js frontend requests.
  • Collaborated cross-functionally with product, QA, and offshore engineering teams to deliver predictable, high-quality releases in an Agile/Scrum environment.
  • Contributed to code review culture and documentation standards.

Senior .NET Developer

Jan 2012 – Aug 2013

Global Marketing Resources, Inc

  • Migrated legacy ASP applications to ASP.NET C# MVC and modern HTML/CSS standards, improving maintainability and setting the platform up for long-term growth.
  • Built custom pure JavaScript libraries to be used across several products.
  • Collaborated with leadership to craft coding challenges in JavaScript and C# for new engineers.
  • Mentored junior developers and collaborated with various departments.

Senior Web Developer

Oct 2011 – Jan 2012

Triad Retail Media

  • Architected and implemented responsive, cross-device apps for Walmart brand using ASP.NET C# MVC.
  • Managed Ektron CMS customizations and analytics integrations.
  • Built custom internal developer tooling to increase coding productivity across multi-client projects.
  • Collaborated across teams to enhance development standards.

Senior Programmer

Nov 2009 – Oct 2011

Bayshore Solutions

  • Collaborated with the leadership and marketing team to ensure projects were scoped, estimated, and delivered early and under-budget.
  • Delivered custom .NET solutions for clients including Carnival Cruise Lines, Sykes, Burger21, and Bank United.

Founder

Mar 2009 – Aug 2010

Fuel My Life, LLC

  • Architected an ad-rebate system using ASP.NET C# MVC to compete with brands like E-Bates.
  • Owned the database architecture, performance, and recovery processes in MSSQL Server.

President

Jan 2001 – May 2009

Five3 Designs, Inc

  • Founded a software agency and managed a team of 20+ offshore engineers.
  • Delivered B2B software solutions and e-commerce platforms for clients, managing full project lifecycle from scoping to deployment.

Seasoned .NET Developer

Apr 2009 – Aug 2009

Technology Solutions, Inc

  • Architected a social telecom platform using ASP.NET MVC, NHibernate, and TDD.
  • Collaborated with the President and CEO on new products to compete with GrandCentral which eventually became Google Voice.

.NET Technology Engineering Manager

Apr 2006 – Mar 2009

Ceelox, Inc

  • Managed a cross-border engineering team delivering a biometric communication platform with a full e-commerce stack.
  • Owned technical direction and team coordination across time zones, ensuring delivery quality and team alignment.

Programmer I

Jul 2001 – Apr 2006

All About Staffing, Inc

  • Owned and upgraded an applicant tracking system written in Microsoft Access with new features and reporting.
  • Architected the new applicant tracking and scheduling software in ASP.NET C#.

Sergeant

Oct 1994 – Oct 1998

United States Marine Corps

  • Led a 10-person artillery team as Section Chief.
  • Responsible for readiness, training, and safe operation of $100K+ in equipment under high-pressure conditions.

Education & Certifications

  • BS, Visual Communication – University of Phoenix
  • Completed formal management training through Model-Netics — focused on decision-making frameworks, situational leadership, and team dynamics.

Recognition & Leadership

  • Hosted, Tampa Bay Real Estate Investors Association - North Tampa
  • Hosted, "The Debrief with Miguel Feliciano" Podcast
  • Author, "Web Design Business Secrets" (Self-Published)
  • 2x Marathon Finisher & Half Ironman (70.3)