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Ignacio Lequerica

Senior Solutions Architect | Quality & AI Engineer

Enterprise Solutions Architect with 25 years of certified leadership driving cloud modernization, tech stack definition, and architectural resilience in high-availability and mission-critical environments (Aviation & Nuclear Sectors). Expert in building scalable cloud-native platforms, implementing advanced automated QA frameworks, and pioneering AI-assisted software development lifecycles (SDLC) to optimize team velocity, maximize platform stability, and achieve fast Time-to-Market.
Professional Experience
Senior Full Stack Developer 2024 – Present
IBERIA (Aviation Maintenance) via CRCIT
Leading the development, cloud transformation, and production resilience of critical software for the Aircraft Maintenance division under strict safety and operational efficiency standards.
  • Architected and developed high-throughput backend systems in Java and Spring Boot using Producer-Consumer patterns for seamless async processing of aviation data.
  • Built responsive, reactive frontends using React, Vite, and Nest.js, implementing an Event-Driven CQRS architecture combined with BullMQ for advanced job queue processing.
  • Orchestrated cloud-native infrastructure on AWS (Lambdas, ECS, EC2, EventBridge, SNS, SQS, ECR) managing secrets via Secrets Manager.
  • Implemented automated QA with Jest to mitigate regression risks on business-critical workflows.
  • Enforced data persistence governance over PostgreSQL and Oracle databases optimizing access with MikroORM.
  • Ensured high availability and proactive observability with Dynatrace and Amazon CloudWatch, participating in 24/7 production support rotations (On-Call every 3 weeks).
  • Accelerated the corporate SDLC by integrating structured GitHub Flow and AI-assisted development via GitHub Copilot (AI).
CTO & Co-Founder 2024 – Present
BICICITA.COM
End-to-end technical leadership, architecture design, and system deployment of a growing social network and utilities platform for the cycling community.
  • Engineered and deployed cross-platform native mobile applications for iOS and Android with React Native and Expo 53, ensuring smooth performance and a unified codebase.
  • Built a high-performance Progressive Web App (PWA) optimised for offline-first operation and advanced caching strategies.
  • Designed a hybrid rendering architecture with Next.js (ISR, SSG, and CSR) to guarantee sub-second public load times and maximise SEO positioning.
  • Containerised and isolated microservices with Docker and Docker Compose.
  • Deployed and configured Traefik as a high-performance reverse proxy and load balancer for secure traffic tunnelling and service discovery.
  • Administrated and hardened the dedicated Linux server environment, optimising the relational data layer over PostgreSQL.
  • Optimised feature delivery using GitHub Copilot (AI) as an advanced engineering assistant.

Technical Stacks

Cloud & Infrastructure

Azure App Service (PaaS)Azure VMs (IaaS)AWS CloudGoogle Cloud PlatformDocker ComposeTraefikWindows Server RDSWebLogic

CI/CD & DevOps

Azure DevOps ExpertCI/CD PipelinesGitHub CopilotShell Scripts (Bash)

Languages & Frameworks

.NET 7 / 8.NET Framework 4.8Java / Spring BootNestJSNext.jsReact / ViteAngular 14Angular 5Vue.jsPHPPWA

Mobile Development

React NativeExpo 53 development

Quality Assurance (QA)

SeleniumJestNUnitJUnitMochaChaiIBM RQM

Architecture & Data

CQRSBullMQPostgreSQLOracle DBSQL ServerMySqlMikroORMOn-Call Support

Artificial Intelligence

ChatGPTClaudeMicrosoft CopilotGoogle GeminiPerplexityNotebookLMCursorPower Automate + AI BuilderMake / Zapier
Senior Developer & Azure DevOps Engineer 2022 – 2024
GRUPO KARNOV via CRCIT
Engineered enterprise legal and corporate SaaS solutions, modernising deployment lifecycles and managing hybrid cloud infrastructures.
  • Optimised core systems across a diversified Microsoft ecosystem, including modern .NET 7 applications and legacy .NET Framework 4.8 maintenance.
  • Designed, built, and automated multi-stage CI/CD pipelines in Azure DevOps, standardising deployments across production and testing environments.
  • Isolated and scaled hybrid infrastructures using Azure Virtual Machines (IaaS) under hardened Windows Server RDS environments.
  • Architected multi-tenant web application deployments leveraging the elastic capabilities of Azure App Service (PaaS).
  • Built maintainable frontend components using Vue.js and Angular 14 under semantic HTML and modern JavaScript standards.
Backend Developer / QA Engineer 2019 – 2022
EL CORTE INGLÉS via CRCIT
Quality assurance engineering, backend maintenance, and platform stability of the e-commerce supermarket web platform under massive concurrent traffic demands.
  • Built automated integration and End-to-End (E2E) test suites with Selenium, Mocha, and Chai, reducing regression cycle times.
  • Managed defect lifecycle and test plans integrated in IBM Rational Quality Manager (RQM).
  • Maintained and refactored critical server-side logic developed in Java and JSP components for payment workflows.
  • Administered deployments on Oracle WebLogic application servers running on enterprise Linux distributions.
  • Eliminated false positives in test environments by containerising the QA environment with Docker and automating routines with Shell Scripts (Bash).
Senior Software Engineer 2018 – 2019
ACCIONA (Renewables) via CRCIT
Engineered data-driven solutions for real-time monitoring and analytical reporting of international renewable energy infrastructures.
  • Developed high-availability backend microservices with Java and Spring, ensuring agile processing of sensor data streams.
  • Deployed interactive operator dashboards with Angular 5 for complex energy asset analytical mapping.
  • Provisioned cloud-native execution environments on Google Cloud Platform (GCP).
  • Optimised complex analytical queries over relational engines SQL Server and Oracle DB.
Project Manager & Architect 2009 – 2018
TECNATOM (Nuclear Energy) via CRCIT
Directed the development of the global financial control system for nuclear plant operations under strict international compliance regulations.
  • Defined the corporate tech stack: .NET Core / Framework Web API, Entity Framework, and SQL Server.
  • Led the frontend transformation using Angular with Redux for corporate state predictability, incorporating extensive regression suites.
  • Managed the full project lifecycle, from requirements elicitation to international deployment.
Analyst, Senior Developer & Owner 2003 – 2009
JACAR SYSTEMS
Technical leadership, end-to-end architecture design, and execution of bespoke software projects and enterprise management platforms.
  • Ecomm & SMS Platform: Designed and implemented an e-commerce ecosystem integrated with automated messaging gateways using PHP, HTML, JavaScript, and MySQL.
  • Walkiria Logistics: Architectural definition and deployment of a supply chain platform and mobile solutions based on .NET, C#, and IIS.
  • Corporate Solutions: Built distributed web applications and generated business intelligence and reporting dashboards with Crystal Reports.
Communication Technical Specialist 2003 – 2004
COLT TELECOM
Sustained network infrastructure reliability and real-time operational monitoring within an enterprise telecommunications framework.
  • Monitored and responded to critical alarms across data and transport infrastructure layers: IP, SDH, PDH, LanLink, and SDSL.
  • Administered and performed closed-loop testing on Backup Systems and enterprise network routers.
  • Collaborated closely with development engineering teams for isolation and debugging of complex network anomalies.
Computer & Network Technician 2003 – 2004
VITALDENT
IT infrastructure deployments, data network orchestration, and technical consulting across distributed corporate environments.
  • Provisioned, configured, and hardened Cisco routers for secure remote interconnection over VPN networks.
  • Administered the full lifecycle of office network equipment and delivered advanced multi-zone support (Helpdesk).
  • Developed corporate web assets and internal technical knowledge-base infrastructure.
Operating Systems Instructor 2001 – 2003
TORVALL
Specialised technical training and administration of educational laboratory technology infrastructure.
  • Taught advanced Operating Systems for the Higher Education Training Cycle (Computer Systems Administration).
  • Provided training in hardware and software engineering principles and academic network installation.
  • Configured and managed the academy's perimeter network infrastructure.
Software & Hardware Systems Technician 2001 – 2001
NCR SPAIN
System deployments and physical installations of critical servers for large corporate accounts nationwide.
  • Installed, configured, and hardened mission-critical production server architectures for accounts such as Telepizza and Yves Rocher.
  • Isolated hardware faults and optimised base system software.
Systems Maintenance Technician 1999 – 2001
CANAL NEBRIJA
Ensured operational availability of computer labs and participated in internal infrastructure development projects.