Professional Summary
Backend Engineer with 15+ years building and scaling distributed systems, across fintech, media, and telecommunications. Architected a payment platform processing €1.2M+ daily for 7,000+ merchants and led multimedia platform development for Spain's largest media sites (CadenaSER.com, AS.com). Drives technical direction end-to-end — from system design proposals and cross-team coordination to production reliability and engineering process improvements.
Technical Skills
Languages
AWS
DevOps & Observability
Frameworks & Tools
Databases
Architecture & Practices
Professional Experience
Software Engineer
Teya (Fintech), Madrid
Nov 2023 – Present
2 yr 3 mo
- Architected the Pay By Link payment platform from scratch — authored design documents, presented technical proposals to a 10-person team, and drove cross-team coordination to unblock dependencies
- Grew transaction volume from €0 to €1.2M+ daily, serving 7,000+ merchants; achieved 90K transactions on Black Friday through the WordPress plugin alone, within one month of launch
- Defined project milestones, created technical task breakdowns, and designed API specifications for CMS integrations (WordPress, Shopify, Magento, PrestaShop)
- Owned PCI-DSS compliance, 3DS authentication integrations, and API key management across all payment flows
- Established code review standards and shaped team engineering processes — sprint workflows, on-call rotations, and deployment practices
- Stepped in to deliver frontend work (checkout page, merchant onboarding) when team capacity was limited, ensuring feature delivery timelines were met
Software Developer
Aircall (Telecommunications SaaS), Madrid
Jan 2022 – Oct 2023
1 yr 9 mo
- Owned call lifecycle subsystem — reception, routing, event processing, and recording — on a platform handling tens of millions of calls monthly
- Diagnosed and resolved production incidents across Twilio, Datadog, and AWS as part of on-call rotation
- Optimized Lambda execution paths to meet response time SLAs under high-throughput conditions
Senior Software Developer
Novabase (Consultant to Prisa Group), Madrid
Mar 2015 – Jan 2022 (two engagements)
6 yr 2 mo
- Built multimedia management systems for Spain's largest media platforms (CadenaSER.com, AS.com, Meristation.com, CanalPlus)
- Designed automated audio processing pipeline: ad detection, segment extraction, and concatenation — publishing radio shows to web, Alexa, Google Assistant, and Apple Podcasts within 15 minutes of broadcast
- Led CDN migration from Akamai to Fastly/S3, reducing costs by 40%; migrated content systems to ARC XP (Washington Post's platform) using API Gateway, Lambda, SQS, and Step Functions
- Delivered CMS for 40 LATAM radio stations with live streaming, content management, and web publishing
- Authored system design documents, led architectural proposals across teams, mentored developers, and drove adoption of testing practices
Earlier Career
Senior Software Developer — IBM, Madrid
Aug 2017 – Apr 2018 · 8 mo
Senior Software Developer — PromoTouch Global, Madrid
May 2014 – Mar 2015 · 10 mo
Software Developer — Pipeline Software, Madrid
Jul 2012 – Mar 2014 · 1 yr 8 mo
Software Developer — Dejavu Arts, Madrid
Apr 2011 – Apr 2012 · 1 yr
IT Team Lead — Romanian Border Police, Otopeni Airport
Dec 2005 – Apr 2011 · 5 yr 4 mo
Junior Software Developer — Petar Computers, Botoșani, Romania
Feb 2005 – Dec 2005 · 10 mo
Certifications
AWS Serverless
Amazon (2022)
Certified Symfony Developer
SensioLabs (2018)
Algorithms Specialization
Coursera (2019)
PHP Certified Engineer
Zend Technologies (2010)
Education
BS in Computer Science
Faculty of Computer Science, University A.I. Cuza, Iași, Romania
1999–2003
Languages
Romanian
Native
English
Professional
Spanish
Full Professional