Javier D.

About Me

Javier is a Senior PHP Developer with 10+ years of industry expertise integrating solutions into new and existing codebases; maintaining high standards for consistency, quality, and code design. He comes onboard projects with a growing proficiency in development, maintenance and support for multiple software systems; ensuring the quality and reliability of code, following established development standards, and using a variety of methods, tools, and environments.

Frontend

Backend

Database

Other

Work history

UpStack
UpStack
Senior PHP Developer
2020 - Present (5 years)
Remote
  • Creating and developing innovative software solutions for clients across a broad range of industries.

  • Participate in scrums consisting of cross-functional teams, both software and hardware.

  • Ensure that features are being delivered efficiently and on-time.

Videoslots
Videoslots
Backend Developer
2020 - Present (5 years)
Pieta, Malta
  • Participate in and lead the strategic development of methods, techniques, and evaluation criteria for projects within Video Slots.

  • Brainstorm with product managers, designers, and frontend engineering to conceptualize, build and implement new features on projects for clients.

  • Improved the engineering standards, tooling, and development processes for games within Video Slots.

The Ear Limited
The Ear Limited
Senior PHP Developer
2019 - 2020 (1 year)
San Gwann, Malta
  • Developed new product lines and features for The Ear's platform and applications; improving and maintaining the quality of the entire codebase.

  • Worked as a fullstack developer on different frontend sites; ensuring that code follows best practices and final products match the requirements of the project.

  • Serviced and responded to continuous development and support tasks for existing clientele for The Ear Limited.

VENTURE.co
VENTURE.co
Software Developer
2017 - 2020 (3 years)
Burlington, United States of America
  • Built and maintained features for VENTURE.co's cloud-based technologies; troubleshooting and finding creative solutions to complex problems.

  • Wrote production-level code on the project with minimal revisions from peer review; maintaining security, performance, and code quality standards.

  • Served as a subject matter expert on back end development on the project.

Freelance
Freelance
Senior PHP Developer
2014 - 2020 (6 years)
Remote
  • Designed, developed, and maintained web solutions and features for a private investment system for a company based in the US construction market.

  • Developed and maintained a non-profit platform for STEAM resources for children and teenagers in the US; adhering to standard coding best practices on the project.

  • Handled the development of a web portal for STEAM resources of children and teenager in Australia; improving performance, scalability, reliability, and security.

Mkit Digital
Mkit Digital
Senior Engineer/Director & Full Stack Developer
2014 - Present (11 years)
Medellin, Colombia
  • Design, build and maintain custom, production-grade digital solutions and systems for clients in different industries.

  • Set the direction for projects within Latin America; working effectively with engineers across teams to create cohesive, high-quality products for clients.

  • Coach and mentor a team of diverse and talented software engineers on projects.

Talos Digital Inc
Talos Digital Inc
Senior PHP Developer
2014 - 2015 (1 year)
Medellin, Colombia
  • Built and maintained scalable and reliable enterprise SaaS applications in PHP for companies in the client retention industry.

  • Contributed to the culture of continuous improvement on projects for clients; participating in project scoping, resource planning, and timeline estimation.

  • Troubleshot and maintained software solutions and databases to ensure strong optimization and functionality.

Universistaria de Investigacion y Desarrollo (UDI)
Universistaria de Investigacion y Desarrollo (UDI)
Computer Science Lecturer
2012 - 2014 (2 years)
Bucaramanga, Colombia
  • Handled and lectured lessons in programming languages for beginners within the University.

  • Actively participated in cutting-edge research and development projects in the field of computer science for the Univerisity.

  • Managed, wrote and published papers from research work for the University.

Soluciones Perceptivas
Software Developer
2010 - 2011 (1 year)
Bucaramanga, Colombia
  • Designed, developed and maintained an accounting system for Soluciones Perceptivas.

  • Supported and maintained the accounting system; troubleshooting issues and recommending improvements.

  • Provided clear and consistent communication around solutions and estimates to Soluciones Perceptivas' client-facing project team.

Showcase

Lead Backend Developer - The STAR Portal
Lead Backend Developer - The STAR Portal
  • The STARportal is Australia's first centralized national portal for STEM activities.

  • It provides a searchable database of local and online STEM activities.

  • The backend team led the project, including design, implementation, bug fixing, and maintenance.

Senior PHP Developer - Sky Live
Senior PHP Developer - Sky Live
  • Sky Live offers online gaming entertainment across sports betting, online and live casino in emerging and regulated markets.

  • The platform utilizes Laravel and microservices architecture for innovative and interactive gaming experiences.

  • Sky Live focuses on secure environments for gaming development.

Lead Backend Developer - Science of Festivals
Lead Backend Developer - Science of Festivals
  • Science of Festivals is a collaborative network focused on serving science and technology communities.

  • The backend team was led by the project and utilized WordPress.

  • The project involved delivering a solution using WordPress.

Education

Master's Degree in Software Engineering
Master's Degree in Software Engineering
Universidad Industrial de Santander, Bucaramanga (Colombia)
2010 - 2013 (3 years)
System Engineer
System Engineer
Universidad Industrial de Santander, Bucaramanga (Colombia)
2003 - 2010 (7 years)