07/23/2026 updated
RP
100 % available
OutSystems Developer - Reactive Web & Mobile
Portugal
Only remote
Technical Specialist in Programming and Computer Systems (EQF Level 5)HTMLJavaScriptAgile MethodologyCascading Style Sheets (CSS)Scrum MethodologySQL DatabasesOutsystems
OutSystems Development
Expertise in OutSystems 11 covering Reactive Web, Mobile and Traditional Web development, including ODC, Service Studio, Integration Studio and AI Mentor Studio. Certified as Web Developer Specialist, Mobile Developer Specialist and Delivery Specialist.
System Integrations
Extensive experience integrating REST and SOAP APIs, SAP, and third-party systems. Proven track record of consuming and exposing web services and connecting to legacy and government platforms such as Portafirmas and Sede Electronica.
Agile Delivery & Requirements Engineering
Strong background in Agile/Scrum delivery, requirements gathering and analysis, sizing and estimation, and client-facing project management. Experience owning full project lifecycles from requirements to delivery.
Data Modelling & Backend
Solid knowledge of SQL, SQL Server and data model design. Earlier career experience with C# and .NET for backend development.
Frontend Technologies
Proficiency in JavaScript, CSS, HTML and responsive layout design for web and mobile applications.
Approval Workflow Design
Design and implementation of complex multi-stage approval workflows with extensive state management across multiple actor types including applicants, reviewers, committees and administrative staff.
Performance Optimisation & Technical Debt Remediation
Experience improving application performance and resolving technical debt driven by AI Mentor Studio reports, with dozens of findings resolved across Reactive and Traditional Web applications.
Version Control
Practical use of Git and SourceTree for source code management in team environments.
Expertise in OutSystems 11 covering Reactive Web, Mobile and Traditional Web development, including ODC, Service Studio, Integration Studio and AI Mentor Studio. Certified as Web Developer Specialist, Mobile Developer Specialist and Delivery Specialist.
System Integrations
Extensive experience integrating REST and SOAP APIs, SAP, and third-party systems. Proven track record of consuming and exposing web services and connecting to legacy and government platforms such as Portafirmas and Sede Electronica.
Agile Delivery & Requirements Engineering
Strong background in Agile/Scrum delivery, requirements gathering and analysis, sizing and estimation, and client-facing project management. Experience owning full project lifecycles from requirements to delivery.
Data Modelling & Backend
Solid knowledge of SQL, SQL Server and data model design. Earlier career experience with C# and .NET for backend development.
Frontend Technologies
Proficiency in JavaScript, CSS, HTML and responsive layout design for web and mobile applications.
Approval Workflow Design
Design and implementation of complex multi-stage approval workflows with extensive state management across multiple actor types including applicants, reviewers, committees and administrative staff.
Performance Optimisation & Technical Debt Remediation
Experience improving application performance and resolving technical debt driven by AI Mentor Studio reports, with dozens of findings resolved across Reactive and Traditional Web applications.
Version Control
Practical use of Git and SourceTree for source code management in team environments.
Experience
Professional experience5 - 10 years
Freelancer since2026
Languages
EnglishFluentPortugueseNative speakerSpanishGood
Project history
IT consultancy allocated to client projects across public sector, industry and legal services in teams of 2 to 7 people. Projects include: ANECA (Spanish Government) - two Reactive Web applications built from scratch for university professor accreditation and recognition of foreign academic degrees, with multi-stage approval workflows and integrations with Spanish Government systems via REST and SOAP. Morgan Lewis (International Law Firm) - Traditional Web to Reactive migration, rebuilding the application screen by screen with performance improvements and new features. Amorim Florestal (Cork Industry) - two Reactive Web and Mobile applications built from scratch for factory operators and field equipment management, including SAP integrations. Vesuvius (Industry) - a Reactive Web quotation application for raw materials. Cross-project evolution, maintenance, bug fixing, performance improvements and engagement management.
Santander - development and evolutive maintenance of a banking application used by roughly 500,000 users per month, including a full front-end facelift, delivered in a team of 15 to 20 people using MORE (a low-code platform), C# and SQL Server 2017. Xerox (temporary allocation, Jun-Sep 2020) - developed a set of Windows Services for file processing and printing in C# and SQL Server 2019.
Unicre - built an application for the recalculation of commissions and fees using C#, MVC, SQL Server, JavaScript/jQuery and Bootstrap. Bankinter and Groupama - delivered two small applications and maintained insurance software using ASP, VB.NET, SQL Server and JavaScript.
Certificates
Delivery Specialist O11
Outsystems2025
Mobile Developer Specialist O11 and ODC
Outsystems2024
Web Developer Specialist
Outsystems2023
Associate Developer ODC
Outsystems2023
Associate Developer O11
Outsystems2022
Associate Traditional Web Developer O11
Outsystems2021