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Work Background
GFT TechnologiesSenior Software Enginner
Apr. 2023 - May. 2024- DB trading system project. Bureaucracy: get all permissions VDI/sDoD, Github/GCP landing zone (through complex/confusing documentation and slow bureaucracy steps). - Refactored 2 "micro"-service legacy projects (Scala & java). - Implementation of new business logic: trading sign-off high role, in a microservice on GCP beta environment with full JavaRx/Reactor layers stack with maven, springboot 3, Java 17, rest-api (oracle sql, pub/sub, etc.)
- Java Spark project (no framework): new features & defects analysis & implementation. My proactive improvements to the project: - Refactoring legacy code applying best practices: SOLID, KISS, YAGNI, DRY. - Abstractions: cache implementation applying Single Responsibility Principle.. - Semantic-business logic. - Avoid UAT runtime errors on Hive tables adding a unit-test. - A lot of simplification refactors: split large files, method abstraction & test simplifications. - Implemented new tools to improve dev experience & productivity
- Mercadona green-field mss project invoices: using client framework based on spring-boot (hexagonal arch), archetype & implementation of the statistics system back-end for web page’s dashboard, with performance POC, unit & integration tests. Postgres, Kafka, docker-compose, java17.
ApiumhubSenior Software Engineer
Mar. 2021 - Mar. 2023Barcelona, Catalonia, SpainHotel booking management project: distributed micro-monolith system for booking purposes. All backend projects were proxies between SAP/CMS servers & web/apps clients. Code reviewer, mentoring and a lot of refactoring legacy code towards functional, KISS, SOLID, and YAGNI. Methodologies & architectures: MVC, Hexagonal, TDD, DDD, Scrum, Jira, CI/CD, GitLab, Docker.
- Java: Maven, Spring, Java11, Redis
- Clojure: Lein, Clojure, Elasticsearch, Mysql, Redis.
Energy Tools Senior Software Engineer
Apr. 2020 - Jan. 2021Terrasa, Catalonia, Spain
ASM Web ServicesSenior Software Engineer
Apr. 2018 - Sep. 2019Viladecans, Catalonia, Spain(100% Remote) Rental car company projects: 1. Scala projects: dynamic-pricing-platform project (sbt, jquery/ui, play, scala, akka actors, mssql, redis)
- Integration tests architecture, development & dockerization (JUnit, Selenium, Scala).
- Project refactor removing: complexity, layers/libs coupling, duplicated code (Scala, ScalaStyle, Sonar, good practices).
- POC serialization with Avro, ProtocolBuffers, ... 2. Java projects (gradle/java/groovy/spring+rest/kafka/sql/sonar/TDD/fitnesse) monolith to mss:
- Login-Mss: spring-security (JWT), analisis & initial POC (pair programming). - Project Key&Go (key dispenser machine soft + API REST service) enhacements.
- New microservices implementation for provider data reconciliation (kafka, mssql). Transversally to projects & technologies: application of SOLID principles with refactorings, mentoring for junior roles, creating inexistent documentation (GitLab wiki & readme’s).
mimacomSenior Software Engineer
Oct. 2017 - Mar. 2018BarcelonaBaxalta: mobile app development, angular2/ionic2/cordova7 + j2ee rest-ws, spring-cloud (netflix). Daily technical scrum meeting with US client and team.
Consultia ITJava Software Engineer
Mar. 2017 - Jul. 2017Barcelona Area, Spain1. Ferrer: architecture (framework agnostic) and full development of a proxy socket server between client desktop apps and SAP servers. Key technologies: Java 8, maven, sockets, cdi, functional programming (streams), reflection, generics, multi-threading, encryption, mybatis, sqlite, testNg, performance tests. Technical meetings with client.
2. IMI: architecture and developments based on openframeV4 framework (Spring 4, mybatis, oauth, REST, junit, sonar, jenkins). Technical meetings with client.
Developer’s team: support, management, project knowledge transfer and technical training.
Cast-InfoArquitecto Angular2-J2EE
Apr. 2016 - Dec. 20161. “proof of concept” architecture and complete development of a responsive demo project with Angular2 (with last release candidate versions), and ecosystem tools/languages/libraries: npm, gulp, browser-sync, jasmine, karma, protractor, typescript, rxjs, prism-js, bootstrap, ui libraries. Adaptation and fixing of the existing J2EE Spring JAX-RS backend services for the new front-end. 2. J2EE Architecture team support (Jira tickets resolution).
Empresa confidencialArquitecto-analista-programador J2EE
Sep. 2014 - Jan. 2016Trabajos de arquitectura, analisis técnico/funcional, documentacion, desarrollo SCRUM, pruebas unitarias y de integracion del backend en: Proyecto Mobile World Congress 2015 (BONA) (6 meses): j2ee, tomcat cluster, Hazelcast (distributed locker and map), java generics, Dozer, Spring REST client/server (json/jackson), Swagger, mysql/sqlite, Jenkins, Sonar, TDD, Junit, GIT, automatic sqlite db generation from model. Proyecto Mango (OPS) (6 meses) reuniones técnicas (y funcionales) con cliente. J2EE, weblogic10 cluster, ddbb Oracle, Hibernate/JPA, Spring SECURITY/AOP/MVC/REST-API/BATCH, JSF/Primefaces5, JAM (Arquitectura Mango), Jenkins, Sonar, TDD, Junit, SVN.
HPAnalista Técnico/Programador J2EE
Apr. 2014 - Aug. 2014
Between TechnologyAnalista Técnico/Programador J2EE
Oct. 2013 - Mar. 2014
livemusicgo.comOwner, Developer
Aug. 2012 - Mar. 2014World wideAnálisis, diseño e implementación de http://livemusicgo.com web dedicada a eventos de música en vivo.
SeidorAnalista Técnico/Programador J2EE
Jan. 2008 - Dec. 2009Struts, Spring, Hibernate, Oracle (para proyecto PTOP de la Generalitat)
Grupo Hedima - GECAnalista Técnico/Programador J2EE
Jan. 2004 - Dec. 2008Diseños UML
Implementación de aplicativos Java
Migraciones a tecnologías open source Java
SerTec (Servicios de Tecnología, Ingeniería e Informática, SL)Analista Técnico/Programador Visual Basic
Jan. 2002 - Dec. 2003Desarrollo del portal de l’Administració Oberta de Catalunya www.cat365.com: programador senior: SQL, VB COM+, ACA (paquete de herramientas), ASP, XML, XSLT, HTML, Javascript, CSS... (nociones de CMS y LDAP)
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