Full-stack software engineer with 8 years of experience building enterprise applications in .NET and React. Currently technical lead on an international customs compliance platform for Intel, owning architecture decisions, code quality, and delivery across a distributed Agile team. Strong background in C#/.NET, React/TypeScript, and PostgreSQL, with a track record of performance optimization, legacy system migration, and integrating AI assisted tooling into day-to-day engineering practice.
Looking for a job
Alberto User
@albertoruizperez
Full-stack software engineer
Costa RicaExperience
Work history, roles, and key accomplishments
RR
Current
Lead Software Developer
Rush Hour Roleplay
Mar 2025 - Present (1 year 7 months)
One of three lead developers of a persistent real-time multiplayer platform, architecting ~220 modular services across a TypeScript, Svelte 5 and Lua codebase. Built full-stack features end to end and established engineering standards.
HI
Current
Full-Stack Software Developer and Technical Lead
HCL Tech (Intel)
Jun 2024 - Present (2 years 4 months)
Lead technical delivery for an enterprise customs-compliance platform, owning design decisions from React front end through .NET services to PostgreSQL. Delivered end-to-end business modules, designed a rules engine, and improved performance and test coverage.
ER
.NET Developer
Ex2 OutCoding (Revvity)
May 2022 - Jun 2024 (2 years 1 month)
Built a Windows Forms application in .NET and Oracle for exporting scientific experiments to PDF, replacing manual processes. Restructured legacy software, led Agile transition, and trained client teams on API usage.
MP
Software Developer II, Migration Engineer
Mobilize.net (Growth Acceleration Partners)
Jun 2020 - May 2022 (1 year 11 months)
As lead developer, delivered 5+ modernization projects migrating legacy Visual Basic systems to ASP.NET and Windows Forms. Directed two Windows Forms projects end to end with direct client engagement.
MP
Software Developer I, Migration Engineer
Mobilize.net (Growth Acceleration Partners)
Jan 2019 - Jun 2020 (1 year 5 months)
Delivered 4+ team-based migration projects on time, converting Visual Basic applications to C# and Windows Forms.
LE
CEO of Production and IT
Liga Costarricense de Deportes Electrónicos
Jan 2013 - Dec 2019 (6 years 11 months)
Founded and ran a National E-Sports League. Participated in a Latin congress about E-Sports in Mexico, representing Costa Rica.
MP
Intern Developer, VBUC
Mobilize.net (Growth Acceleration Partners)
Jun 2018 - Jan 2019 (7 months)
Created a Web Application IDE on Angular 5 for a complete editing environment based on a new language created by the company.
AI
Vice President
Asociación de Estudiantes de Ingeniería en Sistemas de la In
Mar 2015 - Apr 2016 (1 year 1 month)
Served as Vice President of the student association for computer engineering students.
Education
Degrees, certifications, and relevant coursework
UC
University of CENFOTEC
Certification, Web Application Development
Completed a certification in Web application development with React in 2025.
TR
Tecnológico de Costa Rica
Bachelor's, Computer Engineering
Bachelor's in Computer Engineering from Tecnológico de Costa Rica, completed in 2018.
UG
University of San Carlos Guatemala
Speaker, Computing
Speaker at COMPDES 2017, Central American Computing Congress.
Tech stack
Software and tools used professionally
Availability
Looking for a job
Location
Costa RicaAuthorized to work in
Salary expectations
68k+ USD
Social media
Interested in hiring Alberto?
You can contact Alberto and 90k+ other talented remote workers on Himalayas.
Message AlbertoGet matched with your dream remote job
Sign up now and join over 250,000+ remote workers who receive personalized job alerts, curated job matches, and more for free!
