Senior Android Engineer
Jan 2025 – Present[ Digidentity ]
Designed and run an AI-agentic development and testing system on a server with Android emulators and physical devices.
- — AGENTIC_SDLC
- — CLAUDE_CODE
- — MCP
- — X_509
SYSTEM_INITIALIZED // SENIOR_ANDROID_ENGINEER
I BUILD SECUREANDROID SYSTEMS —AND THE AGENTSTHAT BUILD THEM.
Worked with
- DIGIDENTITY
- YPSOMED (VIA INNOIT)
- VODAFONE
- UNISYS
- EVO BANCO
- WALLBOX
- PICKUP
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SUMMARY / 00
Who, what and why — in 30 seconds.
At a glance
- ROLE
- Senior Android Engineer · 13+ years
- NOW
- Digidentity — digital identity (2025–present)
- BEFORE
- Android Tech Lead, YpsoPump SDKs (Ypsomed, via InnoIT) · Vodafone · Unisys
- SECURITY
- PKI, mTLS, certificate pinning, Keystore, digital signatures, passwordless login, DexGuard / R8
- AI / AGENTS
- Designed and runs an agentic SDLC: Claude Code, MCP (Jira, Figma, GitLab), on-device testing, human gates
- LOCATION
- Madrid, Spain · EU citizen — no visa required
- AVAILABILITY
- Open for new opportunities
- LANGUAGES
- Spanish (native) · English (C1)
SYSTEM / 01_CORE[ MODULE: SYS_ARCH ]
ENGINEERING_STACK
Android engineering for regulated products: modular apps and SDKs in Kotlin and Jetpack Compose, built with TDD, XP practices and CI/CD.
- SDK_DEVELOPMENT
- MODULAR_SYSTEMS
- CI_CD_PIPELINES
- PERFORMANCE_PROFILING
SYSTEM / 01
Architectural
Integrity
Foundations that hold up in regulated products — from Android and iOS SDK lifecycles to Compose UI and performance profiling.
SYSTEM / 02_SECURITY[ MODULE: HARDENING ]
SECURITY_ENGINEERING
PKI and certificate-based mTLS for a medical device channel (Ypsomed); X.509 signatures, passwordless login and DexGuard hardening for digital identity (Digidentity).
- PKI_X509
- mTLS_CHANNELS
- DEXGUARD_R8
- ANDROID_KEYSTORE
SYSTEM / 02
Defense in
Depth
Hardening Android apps against reverse engineering, and building trust with certificates, mTLS, pinning and the Android Keystore.
SYSTEM / 03_AGENTS[ MODULE: AGENTIC_SDLC ]
AGENT_ORCHESTRATION
Claude Code agents connected to Jira, Figma and GitLab through MCP: they refine, develop, test on emulators and physical devices, and review — with two human approval gates.
- MCP_SERVERS
- AGENTIC_SDLC
- ON_DEVICE_TESTING
- HUMAN_GATES
SYSTEM / 03
Intelligent
Automation
A pipeline that takes a Jira ticket to a reviewed merge request, with engineers approving the plan and the merge.
SIMULATEDIllustrative replay · not real output
$ agent run "Add biometric authentication to sign-in"
Press Run to replay a pipeline run.
EXPERIENCE_LOG / 04
Track Record
Luis Vespa
Senior Android Engineer
Madrid // EU
Android Tech Lead
Jun 2022 – Dec 2024[ InnoIT — Ypsomed project ]
Android Tech Lead for the SDKs (Android and iOS) of the YpsoPump insulin pump at Ypsomed.
- — PKI
- — MTLS
- — ANDROID_+_IOS_SDKS
- — TDD
Android Engineer
Sep 2019 – Jun 2022[ Vodafone ]
Core features for Vodafone's e-commerce mobile app, improving UX and stability.
- — ANDROID
- — E_COMMERCE
- — UX_STABILITY
Android Engineer
Feb 2019 – Sep 2019[ Unisys ]
ENIRE airport operations app: Java, Clean Architecture, MDM, unit tests.
- — JAVA
- — CLEAN_ARCHITECTURE
- — MDM