Osvaldo Martini

Founder and creator of MultiTest.ai and MultiTrader.ai, building test automation for trading and banking. MultiTest.ai: multi-platform test automation with LLM-assisted analysis, evolved from AR Web (UK and Swiss banks). MultiTrader.ai: Java 21, Go, Kafka, React and Kubernetes multi-broker trading platform with FIX connectivity. Also creator of Codeva, an agentic coding assistant (MCP, RAG, test-gated edits).

Created AR Web for banking automation, evolving JavaFX workflows into Java 21, Spring Boot and React services; now evolving into MultiTest.ai. Designed end-to-end automation, API/service testing, CI/CD controls and integrations. For SIX Group, modified Spring Boot core routing to add deep execution tracking, logs and a reporting portal for a framework with 9,000+ test cases. Tech: Java 21, Spring Boot, JavaFX, React, Node.js, PostgreSQL, JOOQ, Selenium, GitLab CI, Jenkins, Python

Contributed to an AWS-native platform rewrite, replacing legacy Java and React patterns with Java 21, Spring Boot 3 and modern frontend integration. Built Node.js GraphQL BFF capabilities, Kafka/event integrations and automated quality/security controls. Worked with UK and US teams on API integration, delivery standards, DevSecOps gates and production releases. Tech: Java 21, Spring Boot 3, Node.js, React, GraphQL, AWS Lambda, Kafka, SNS, EventBridge, Pact, SonarQube, Snyk, Trivy

Built and maintained billing and analytics microservices, including Jakarta JAXB remapping, Spring upgrades, defect resolution and new service delivery. Developed React and Material UI portal improvements, GraphQL and JOOQ data access, plus Selenium regression automation. Implemented secure authentication and authorisation with Okta and OPA. Tech: Java 21, Spring Boot 3, Node.js, React, GraphQL, JOOQ, PostgreSQL, Kafka, Azure AKS, Azure Service Bus, Okta, OPA, GitLab CI, Jenkins

UK Government. Delivered Java and cloud integration work for UK regulatory filing capabilities, including serverless and event-driven services. Used Go (Golang) alongside Java 17; supported AWS Lambda, Kafka and infrastructure automation. UK SC clearance was used in this role. Tech: Java 17, Go (Golang), AWS Lambda, Kafka, Ansible, Spring, PostgreSQL

Led technical architecture and delivery across a banking programme of up to 20 engineers, including legacy Java modernisation and engineering governance, with zero P1 incidents. Improved performance and maintainability; supported migrations from JDK 6 to Java 17. Applied code review, ADRs, TDD, CI/CD and stakeholder communication. Tech: Java 6-17, Spring, OpenShift, Kafka, Node.js, React, Oracle, PostgreSQL, GitLab CI, Jenkins, UrbanCode, Selenium, Cucumber

UK Government. Designed and built React micro-frontend capabilities for COVID kit distribution workflows, including independently deployable components and Module Federation. Worked across Java, Node.js, OpenShift, APIs, accessibility (WCAG 2.1 AA) and CI/CD. UK SC clearance was used in this role. Tech: React, TypeScript, Module Federation, Java, Node.js, AWS S3, OpenShift, Docker, Kubernetes, GraphQL, Kafka, GitLab CI, Jenkins, Cucumber

Maintained and delivered Spring Boot microservices integrating services in the HMRC landscape. Worked with UK tax, payments and customs workflows across Java, Node.js, frontend components, messaging and automated testing. UK SC clearance sponsored by HMRC (held 2021-2023). Tech: Java 8-11, Spring Boot, Spring Cloud, Kafka, IBM MQ, AWS, Docker, Kubernetes, Node.js, React, Angular, GraphQL, PostgreSQL, Selenium, Jenkins

Designed Java microservices to extract, normalise and persist SOAP, JSON, HTML and MarkLogic data for monitoring and automated test evidence. Built React interfaces and automation tooling for test data, flow control, monitoring and result analysis (Selenium, Robot Framework, Appium). Applied contract-first and domain-first integration. Tech: Java 8-15, Spring Boot, Spring Cloud, Node.js, React, Angular, Kafka, Docker, Kubernetes, GraphQL, Oracle, SQL Server, PostgreSQL, Jenkins

Maintained Java 8 ESB services and developed Java, C#, Node.js and frontend functionality for aerospace and defence intelligence products. Contributed to GIS and mapping features, SOLID refactoring, code reviews, test automation and data analysis across SQL Server and MarkLogic. Created React and Java microservices for secure application start-up. Tech: Java 8, C#, .NET, React, Knockout, Node.js, Azure, Elasticsearch, Kafka, RabbitMQ, SQL Server, MarkLogic, Selenium, Jenkins, TeamCity

Worked as Logistics Coordinator while contributing part-time Java development. Developed a GPS tracking and vehicle-monitoring application using Java microservices and supported SQL Server execution-data analysis. Tech: Java, microservices, Android SDK, MongoDB, SQL Server, JavaScript, HTML5, jQuery

Completed a short full-stack software development engagement for a construction-sector client while in the United States. Tech: Java, C#, .NET, full-stack web development

Maintained Java EE and Delphi 2010 solutions for the container industry. Improved server performance, resolved defects and supported production engineering calculations and integrations. Tech: Java EE, JSF, JSP, Spring, JAX-WS, SOAP, REST, Node.js, AngularJS, Selenium, JBoss, WebLogic, Delphi

Migrated a legacy Delphi system toward Java and C# and maintained public code repositories while completing Italian documentation requirements. Tech: Java, C#, Delphi, GitHub

Delivered services for Carrefour CSF Financial Solutions, Netshoes, Saraiva and Itautec. Built Java, C#, web-service, retail, banking and SAP-integration capabilities; created multithreaded client-server and barcode-reader solutions. Contract-first SOA integration, legacy modernisation and Agile delivery. Tech: Java EE, Spring MVC, Liferay, JSF, C#, WCF, SAP ABAP RFC, WebLogic, Tomcat, JBoss, MongoDB, SQL Server, Oracle, AngularJS, REST, SOAP, TDD

Java architecture, code-quality and security review for MintTer banking solutions serving Caixa Economica Federal and Banco do Brasil business rules. Application and integration work for Bayer, Integra Medical and Dalkia (Java, C#, Delphi, SAP RFC). Applied SOLID, DRY and clean-code practices across external teams. Tech: Java EE, Struts, Spring, Hibernate, Maven, Jenkins, Sonar, C#, WCF, Delphi, PostgreSQL, Oracle, Linux, SAP ABAP RFC, Scrum

Migrated a banking solution from C# to Java EE and supported associated architecture and integration work. Tech: Java EE, C#, Eclipse

Delivered multi-threaded Java applications for PT Telecom, including AutoProvision and Queue Dispatcher services validating router configuration via RADIUS and TR-069. Supported digital-TV and medical-clinic systems for Zon TV Cable and InforCyber, including Java, C#, Delphi and ERP web applications. Tech: Java EE, JUnit, GlassFish, WebLogic, JWS, REST, Oracle, MySQL, SQL Server, C#, ASP, JavaScript, jQuery, Delphi

Taught Java programming and advanced professional development topics, including web services, JWS, JMX, XML and Java application security. Tech: Java, JWS, JMX, WSDL, XML, NetBeans, Eclipse, Linux, MySQL, JBoss, WebLogic

Delivered work for SKY DirectTV, Boehringer Ingelheim, Prodesp and Carrefour C4A. Coordinated lifecycle activities from requirements and design through quality control, testing, production deployment and support across government, retail, pharmaceutical and broadcast platforms. Tech: C#, .NET, VB, Delphi, Java, JavaScript, SQL Server, Oracle, Informix, Unix AIX, RUP, Enterprise Architect

Graduated at the top of the Computer Science class and was invited to return as a student monitor in Artificial Intelligence.