ANTONIO NICOLÁS DIÁNEZ FERNÁNDEZ

Available to hire

I am a senior full-stack developer with over 10 years of experience in building custom web applications.

About

I am a senior full-stack developer with over 10 years of experience in building custom web applications. I take pride in my ability to lead teams and projects, ensuring a focus on code quality and effective solutions that drive business impact.

  • 12 years' experience
  • Joined August 2025

Languages

  • Spanish; CastilianFluent
  • Catalan; ValencianFluent
  • EnglishFluent
  • GermanBeginner

Industry experience

  • Computers & Electronics
  • Software & Internet
  • Travel & Hospitality
  • Professional Services
  • Media & Entertainment

Work experience· 30 roles

CTO & Founder · GolembyteMar 2022 – Oct 2025 · 3 yrs 8 mos

Comprehensive development of a microservices-based application with Laravel and Angular in an AWS environment, including route system, CloudFront, multiple EC2 servers, MySQL databases, S3, load balancers, Redis caching, and SQS-based queuing. Four independent microservices with OAuth gateways connected via secret keys; all within a single VPC with subnet separation.

Technical Manager · BuddersMar 2022 – Aug 2025 · 3 yrs 6 mos

Comprehensive development of an application based on microservices with Laravel and Angular front-end in an AWS environment involving multiple EC2 servers, MySQL databases, cache with redis, S3 storage, load balancers, and SQS queue system. Three applications connected via OAuth to gateways linking microservices in different subnets inside the same VPC. Maintenance and restructuring of a Vue.js/Nuxt project connected to a WordPress API managed with Docker, with improvements in performance and deployment workflows.

CTO & Founder · BuddersMar 2022 – Aug 2025 · 3 yrs 6 mos

Technical Manager responsible for developing a comprehensive microservices application using Laravel and Angular in an AWS environment. Managed routing, cloudfront, EC2 servers, MySQL databases, S3 storage, load balancers, Redis cache, and a queuing system with SQS. Implemented OAuth gateways connecting three applications with microservices inside a VPC with subnet isolation. The system consisted of four independent microservices.

CTO & Founder · BuddersDec 2021 – Oct 2025 · 3 yrs 11 mos
Technically responsible for the development and proper functioning of the IT systems of several companiesOct 2021 – Present · 5 yrs 2 mos
CTO & Founder · GolembyteOct 2021 – Present · 5 yrs 2 mos
CTO & Founder · GolembyteOct 2021 – Present · 5 yrs 2 mos
Technical Manager · EveryBindOct 2019 – Oct 2025 · 6 yrs 1 mo

Education· 5

FP Medium Degree · Microcomputer Systems and Networks2011 – 2013
Higher Vocational Training · Web Programming2013 – 2015
Master's Degree · Cybersecurity Management, Ethical Hacking, and Offensive Security2020 – 2022
FP Medium Degree · Microcomputer Systems and Networks2011 – 2013

Certifications and awards· 7

FP Medium Degree Microcomputer Systems and Networks2011 – 2013
Higher Vocational Training Web Programming2013 – 2015
Master's Degree in Cybersecurity Management, Ethical Hacking, and Offensive Security2020 – 2022
Master's Degree in Cybersecurity Management, Ethical Hacking, and Offensive Security2020 – 2022

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