Pablo Albaladejo

Curriculum vitae

AI Engineer · 9× AWS Certified · Backend & AI at scale · 17+ years · Founder of Deepgent.

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Madrid, Spain · Email · LinkedIn · GitHub

SUMMARY

I build systems that scale, and make AI work in production. A 9× AWS-certified engineer with 17+ years designing high-throughput architectures — currently at Aircall, where the transcription platform processes 1M+ calls a day across serverless microservices with +99.9% reliability. Former CTO and startup co-founder who bridges infrastructure, product instinct, and cutting-edge AI into features that ship.

EXPERIENCE

Mar 2025 – Present

Senior Software Engineer & AI Architect

Aircall — Madrid (Hybrid)

  • Architected Aircall's AI Call Summarization feature — 10K+ daily transcriptions summarized with +99.9% reliability across serverless microservices, serving thousands of B2B customers.
  • Shipped Company Context Knowledge Graph and Prompt Optimizer: streaming LLM features that let customers enrich and customize AI-generated insights in real time.
  • Pioneered LLM evaluation practices with benchmark suites as quality gates for model migrations; full observability with Datadog.
  • Delivered Async Transcription end to end — a new microservice from scratch to production in ~3 weeks (Lambda, SQS, Step Functions, Aurora PostgreSQL), including public API and webhooks.
  • Drove AI adoption org-wide: AI Guild standards, an internal SDLC agent, and a company-wide AI Showcase.
Jan 2026 – Present

Founder Engineer

Deepgent — deepgent.net (Remote · Side project)

  • Built a multi-tenant AI chatbot SaaS solo (TypeScript, Python, AWS Bedrock) — agentic tool calling with fail-closed auth, identity verification (KBA + OTP), circuit breakers, and per-tenant tool whitelisting.
  • RAG knowledge base with layered prompt architecture and company-scoped isolation; an LLM eval framework (grounding, honesty, LLM-as-judge) as CI quality gates; an MCP server for AI-assisted admin ops.
Apr 2022 – Mar 2025
3 yrs

Lead Cloud Software Engineer

hireful — Remote

  • Led migration of legacy apps to cloud-based, event-driven architectures using hexagonal architecture, Node.js, NestJS, Lambda, DynamoDB, Fargate and CDK.
  • Implemented CI/CD pipelines with AWS CodePipeline, GitHub Actions, and Docker, enforcing automated testing gates for high-quality B2B SaaS delivery.
  • Designed cloud-native microservices with API Gateway, Fargate, and MongoDB, aligning technical decisions with product strategy.
Mar 2021 – May 2023
2 yrs

Strategist Product Engineer

Sporttrait — Remote (Part-time)

Defined technology strategy and designed full B2C SaaS infrastructure with Next.js, AWS EventBridge, and containerized deployments on Kubernetes and Docker.

Sep 2018 – Mar 2022
3.5 yrs

Software Architect / Technical Lead

DCSL GuideSmiths Spain — Madrid

Led digital transformation projects for B2B clients, managing squads of 2–4 delivering React.js, AWS, and React Native solutions.

Feb 2018 – Aug 2018

CTO & Technical Co-Founder

Athletika — Alicante

Built the MVP from scratch during the seed phase (React.js, React Native, GCP/Firebase). Pivotal role in business and investment processes.

Jun 2017 – Feb 2018
9 mos

Mobile Lead Developer

everis — Alicante

Led hybrid mobile development for a banking group, delivering customizable apps with security compliance and test automation. Technical reference and internal trainer.

Oct 2014 – May 2015
8 mos

CTO

MedBravo — Alicante

Built a HealthTech SaaS platform for cancer-patient referral to clinical trials. FICHe finalist at Health 2.0 Europe.

Mar 2009 – Oct 2014
5 yrs 8 mos

Software Engineer

Indra — Madrid

MIDCAS project for the European Defence Agency: developed anti-collision algorithms for UAVs in non-segregated airspace (C, C++, Monte Carlo).

FEATURED PROJECTS & WRITING

  • Kaiord — an open-source TypeScript monorepo with hexagonal architecture: 9 npm packages, a CLI, an MCP server, and a plugin system for fitness-data conversion; 80%+ test coverage, every line written by AI agents.
  • Technical writing on evals, agentic development, and observability for AI pipelines.

EDUCATION

Ingeniero Superior en Informática (B.Sc. + M.Sc., Computer Engineering)
Universidad Complutense de Madrid
2002 – 2010

AWS CERTIFICATIONS (9×)

Generative AI Developer – Professional (Early Adopter, 2026) Solutions Architect – Professional (2026) Machine Learning Engineer – Associate (2025) AI Practitioner (Early Adopter, 2024) Security – Specialty Developer – Associate Solutions Architect – Associate SysOps Administrator – Associate Cloud Practitioner