Resume
Engineering Manager · Product-focused Tech Lead · AI-driven Builder
Career Highlights
{/* loop with colors, yeah, why not, they're going to hate it */}- Led engineering teams of 3–10 developersbalancing delivery with mentoring, onboarding and career development. Experienced with teams of different sizes and levels of seniority.
- Owned roadmap sizing and prioritizationestimating cost and timing while aligning engineering outcomes with business stakeholders.
- Reduced production issuesby ~4 hours/week and accelerated release cadence (bi-weekly → weekly) through structured reviews, CI/CD and mentoring practices.
- Introduced AI and automationoptimizing user lifecycle management and content generation workflows, saving ~8h/week and reducing operational risk.
- Built observability dashboardswith PostHog and Mixpanel, enabling business and product teams to make data-driven decisions.
- Drove cross-team impactby collaborating with Product, Marketing, Sales and QA to ensure measurable outcomes.
Experience
{/* it's like leveling up */}Engineering Manager — Frenetic.ai (02/2021–Present)
Leading engineering for a SaaS platform for magnet design and simulation.
Stack: PHP 8 (Laravel 9), Vue 3, TypeScript, Pinia, MySQL, Python (REST), AWS (serverless), Puppeteer (PDF)
- Managed a team of 3–10 engineers, balancing delivery with mentoring and growth.
- Conducted interviews for frontend, backend, QA and DevOps roles.
- Mentored juniors and peers, collaborating on merge requests through pair programming.
- Worked with QA and PM/POs to evolve processes: Jira validation columns, dedicated testing branches, conventional commits and semantic versioning.
- Partnered with Product, Business, Marketing and Sales to ensure engineering output had measurable business impact.
- Optimized user lifecycle (sign-up/deactivation), eliminating manual DB queries.
- Built dashboards and event-driven tracking with PostHog and Mixpanel.
Team Lead / Full-Stack Developer — Isobar (Dentsu Group) (04/2019–02/2021)
Technical lead across multiple web and app projects.
Stack: Python, PHP, Node.js/Express, React/Material UI, Salesforce, WordPress, Prestashop, Drupal, Magento, AWS, Google App Engine, DigitalOcean
- Led development squads delivering multi-brand websites and e-commerce integrations.
- Defined technical standards and collaborated with QA, product and design teams.
- Standardized deployment workflows across heterogeneous stacks, improving delivery predictability.
- Interviewed and mentored developers across frontend and backend roles.
Full-Stack Developer — Product School (06/2018–04/2019)
Built components and an LMS with Node.js and React.
- Improved performance and SEO with caching and deployment strategies.
- Collaborated with product and marketing to align features with business impact.
Team Lead / Full-Stack Developer — Quodem (Healthcare) (12/2015–06/2018)
Projects for pharma clients such as MSD, Pfizer, Bayer, GSK.
- Led teams developing secure, compliant sites with Umbraco and Drupal.
- Established CI practices and code review culture.
- Coordinated with medical and business stakeholders to ensure compliance and usability.
CTO / Full-Stack Developer — PSD (07/2012–07/2018)
Technology director for clients including Santander, BBVA, Ferrovial, BNP, CECABANK.
- Directed projects from estimation to delivery with PHP, jQuery and WordPress.
- Owned roadmap sizing and cost estimation; balanced priorities with clients.
Front-End Developer — McCann Erickson (10/2011–07/2012)
Projects for Coca-Cola, Disney, Opel, Madrid regional government, Ikea.
- Delivered responsive web experiences using HTML5, CSS3, jQuery and PHP.
Webmaster / Web Developer — Guía del Ocio (03/2008–10/2011)
Oversaw maintenance and development of guiadelocio.com.
- Modernized site architecture with HTML, CSS, JavaScript, ColdFusion and PHP.
- Ensured stability and improved content workflows for editors.

Rubén González Aranda
Madrid, Spain
Engineering Manager with over 18 years of experience leading teams and building digital products.