ABOUT_ME.EXE

Passionate about technology, leadership, and continuous growth in the digital realm

With over 11 years of experience as a Software Engineer, I am driven by a deep passion for learning and a commitment to continuous improvement. This passion fuels everything I do—whether it's tackling new technologies, leading teams through complex challenges, or mentoring the next generation of developers.

I thrive in environments where innovation meets collaboration, and I am always eager to take on new challenges that push both my skills and my team's abilities to new heights.

As a Tech Lead, I take pride in not only solving complex technical problems but also in building high-performing, cohesive teams. I believe in creating environments where people feel empowered to share ideas, learn from each other, and push the boundaries of what's possible.

11+ YEARS

Software Engineering

TEAM LEAD

High-Performance Teams

INNOVATION

Continuous Learning

MENTORSHIP

Next Generation Dev

GREENFIELD.SYS

In addition to my engineering work, I lead GreenField Development, a freelance partnership I founded to help self-taught developers accelerate their careers. Through this mentorship program, I focus on developing practical, project-based skills with a strong emphasis on Agile methodologies, version control practices, and project management.

MENTORSHIP & DEVELOPMENT

EXPERIENCE.DAT

A journey of growth, leadership, and technical excellence

Senior Software Engineer & Tech Lead
2023 - Present
ACTIVE
Fusion Medical Staffing

Leading cross-functional teams and architecting scalable solutions for complex business challenges.

KEY_ACHIEVEMENTS:

Led development of Next.js applications with TypeScript and Tailwind CSS
Mentored 6+ junior developers through structured programs
Implemented CI/CD pipelines reducing deployment time by 70%
Implemented a profile feature for 2000+ users
Enhanced application performance by optimizing server-side rendering
Improved advanced search functionality using Algolia
Integrated Builder.io CMS for dynamic content management
Developed custom components and utilities for reusable UI patterns
Established coding standards and best practices across teams
Lead Software Engineer
2024 - 2025
COMPLETED
Learning Portrait

Developed full-stack Gradebook application with a focus on user experience and performance.

KEY_ACHIEVEMENTS:

Achitected and developed a full-stack Gradebook application using Next.js, TypeScript, and Tailwind CSS
Implemented API layers with Next.js API routes and PostgreSQL for seamless data handling
Implemented a user-friendly interface with Material UI components
Optimized application performance through server-side rendering and static site generation
Integrated third-party services for authentication
Implemented and maintained production deployments on a CI/CD pipeline using Vercel and Heroku
Founder & Tech Lead
2022 - Present
ACTIVE
Greenfield Development

Founded a SaaS cooperative company specializing in building scalable web applications and mentoring self-taught developers.

KEY_ACHIEVEMENTS:

Founded Greenfield Development, a software development company
Mentored self-taught developers through structured programs
Developed scalable web applications using Next.js, TypeScript, and Tailwind CSS
Implemented CI/CD pipelines for efficient deployment processes
Established coding standards and best practices for development teams
Created reusable UI components and utilities for consistent design patterns
Frontend Technical Lead
2021 - 2023
COMPLETED
Cengage Group

Led frontend development for a SaaS B2B textbook education web app, focusing on React and component libraries.

KEY_ACHIEVEMENTS:

SME for React portion of a SaaS B2B textbook education web app
Managed a team of five full time engineers
Estimated sprint velocity based on prototypes, Agile methods, and available engineering resources
Interfaced with stakeholders on future timelines and demoed completed deliverables
Lead product creation of a compound component library in NPM
Lead product shift left initiative with Jest and Cypress
Senior Software Engineer
2018 - 2021
COMPLETED
Cengage Group

Fullstack development for educational applications, focusing on React, Java, and cloud technologies.

KEY_ACHIEVEMENTS:

Speech Recognition grammar automation using Java Speech Grammar(JSGF) Format in React
Development and Enhancements to the MyELT application for National Geographic Learning / Cengage Learning using Java, Struts, JavaScript, Handlebars.js, D3, and AngularJS, Ant, Maven, Gradle, Groovy, and React
Built RESTful API calls in Java to query and save documents
Automation of XML and JSON metadata for application use in React
Software Engineer
2017 - 2018
COMPLETED
Cengage Group

Fullstack development for educational applications, focusing on React, Java, and cloud technologies.

KEY_ACHIEVEMENTS:

Fullstack development for educational applications using Angular, React, Java, and cloud technologies
Developed RESTful APIs in Java to handle data interactions
Implemented responsive UI components with Angular, React and Redux
Collaborated with cross-functional teams to deliver high-quality software solutions
Participated in code reviews and provided mentorship to junior developers
Software Engineer
2016 - 2017
COMPLETED
Computer Technology Services (CTS)

Fullstack development for educational applications, focusing on React, Java, and cloud technologies.

KEY_ACHIEVEMENTS:

Fullstack development and enhancements to the MyELT application using Angular, React, Java, and cloud technologies
Developed RESTful APIs in Java to handle data interactions
Implemented responsive UI components with Angular, React and Redux
Collaborated with cross-functional teams to deliver high-quality software solutions
XML and JSON metadata creation for application deployment

TECH_STACK

Technologies and tools I use to bring ideas to life

FRONTEND
HTML
CSS
CSS in JS
Styled Components
JavaScript
TypeScript
Angular
React
React Native
Next.JS
Svelte
SolidJS
Tailwind
Bootstrap
Material UI
NPM
Yarn
PNPM
Turborepo
Storybook
BACKEND
Node.js
Express
Java
Spring Boot
GraphQL
RESTful APIs
Prisma
PostgreSQL
MySQL
Redux
React Query
Apollo Client
TESTING
Jest
React Testing Library
Enzyme
JUnit
Mockito
Playwright
DEVOPS
Docker
Kubernetes
Jenkins
GitHub Actions
Azure
Heroku
Netlify
Vercel

LEARNING.INIT

Throughout my career, I've had the opportunity to work on a broad range of projects, leveraging a diverse set of technologies. I'm always eager to take on new challenges that push both my skills and my team's abilities to new heights, constantly exploring emerging technologies and best practices.

PROJECT_MATRIX

Interactive hexagonal grid showcasing 18 innovative projects

CLICK any hexagon to access detailed project information

TESTIMONIALS

Testimonials from colleagues, mentees, and collaborators

Alyx Smeal

Alyx Smeal

Business Analyst

Fusion Medical Staffing

"Dan's ability to explain technical concepts to non-technical stakeholders with patience and clarity is unmatched, fostering collaboration and understanding without a hint of superiority. Recently, Dan identified a new CMS for our Tech stack. It will revolutionize our content management, making it more user-friendly and cost-effective. Dan's diligence in researching, involving stakeholders, and demonstrating the product reflects his commitment to finding the best solutions for our team. As a Tech Lead, Dan is a mentor and encourages team members to explore and learn independently, nurturing a culture of growth and empowerment. Above all, Dan's hard work, caring nature, and dedication made him an invaluable member of our team. I don’t know what we would do without Dan here at Fusion."

CONTACT.EXE

Ready to collaborate or discuss opportunities? I'd love to hear from you.

CONNECT

Whether you're looking for technical leadership, mentorship, or collaboration opportunities, I'm always open to meaningful conversations.

daniel_greenervigil@icloud.com
Available for Remote Work

SOCIAL_NETWORKS

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