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Jonas S.JS

Jonas S.

Software Architect

€285/day
Zaragoza, ES
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Jonas

Software Architect with over 10 years of experience designing and developing scalable systems with TypeScript, Node.js, Angular, and NestJS. Specialized in hexagonal architecture, microservices, and REST/GraphQL APIs in cloud environments (GCP, AWS).

I help companies and startups build robust platforms from scratch or modernize legacy systems, focusing on code quality, performance, and long-term scalability.

Areas of expertise:
- Software architecture and system design
- Backend with Node.js / NestJS / TypeScript
- Frontend with Angular (hexagonal architecture)
- Cloud: Google Cloud Platform (GCP), AWS
- Databases: PostgreSQL, MongoDB, MySQL, Elasticsearch
- CI/CD, Docker, Kubernetes

Technical lead in high-impact projects for companies like Hiberus, knowmad mood, and tech startups. I work 100% remotely with clear communication and results-oriented deliveries.
  • English

    Conversational

  • Spanish

    Native or bilingual

Remote only
Primarily works remotely

Experience

  • knowmad mood
    Software Architect
    DIGITAL AND IT
    June 2021 - August 2023 (2 years and 2 months)
    Zaragoza, Spain
    Software architect specialized in frontend. Designing projects from the Frontend side using technologies like Angular and hexagonal architecture.
    Angular Node.js PostgreSQL MySQL Java
  • Kuarere
    Full Stack
    TECH
    November 2022 - June 2023 (7 months)
    Zaragoza, Spain
    Google Cloud was used for platform maintenance, as well as various GCP tools.
    We did the Frontend with Angular.
    The backend with NodeJS and GraphQL.
    MongoDB as the database.

    I was the technical lead for this startup.
  • Hiberus
    Senior Programmer
    SOFTWARE PUBLISHING
    July 2019 - Today (7 years)
    Zaragoza, Spain
    Google Google platform.
    Docker
    Kubernetes
    Angular 7
    Nodejs 10
    Vuejs
    Web Architecture Web Development Back-End Development BigQuery Riak SSO JavaScript Kubernetes Docker SQL Elasticsearch

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Education

  • Cross-platform application development
    CEFOR IZQUIERDO
    2016
  • Software Development
    Idat
    2011

Skill set

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