Senior Full-Stack Software Engineer | Portugal & Remote

At Arkadium, we believe in the joy of creating fun experiences, and for the past 20 years, we have done just that. As the creators of some of the world’s most-played games, including the iconic Solitaire that has graced countless Windows machines, our games are available on Arkadium.com, iOS, Android, and numerous prominent platforms worldwide.As a proud Eve…

As a Senior Full-Stack Software Engineer at Inetum, you will join a globally distributed team of developers dedicated to crafting innovative software solutions. Your role will involve collaborating with diverse teams across various regions to create scalable, secure, and efficient applications that align with both business objectives and technical standards.Key Responsibilities:Architect and implement robust full-stack applications following best practices and technology roadmaps.Engage in requirement analysis, design solutions, and contribute to system architecture discussions.Develop and enhance user-centric front-end interfaces and back-end services.Work closely with cross-functional teams to ensure seamless integration, testing, and deployment.Drive improvements in software design, fostering functional and technical excellence.Conduct comprehensive integration tests and User Acceptance Testing (UAT) to maintain high quality.Collaborate with central teams to uphold secure coding practices and robust Software Development Life Cycle (SDLC) processes.Champion SDLC best practices, with a focus on automation, CI/CD pipelines, and streamlined deployments.Mentor team members and advocate for code quality through regular code reviews and adherence to development standards.Embrace new technologies, frameworks, and methodologies to enhance productivity.Facilitate efficient support collaboration with relevant IT teams, particularly in Production Support (APS).

Join Talan as a Senior Full Stack Developer and immerse yourself in a dynamic and innovative environment. We're seeking a talented individual to contribute to our engineering and development team, where you will work on cutting-edge projects that make an impact. This position offers the exciting opportunity for relocation to Spain, where you can enjoy a vibrant culture and a rich professional landscape.

Veeva Systems is a purpose-driven leader in the industry cloud sector, dedicated to accelerating the delivery of therapies to patients. As one of the fastest-growing SaaS companies ever, we achieved over $3 billion in revenue last year and are poised for even greater growth. Our core values, which include Doing the Right Thing, Customer Success, Employee Success, and Speed, define our culture. In 2021, we made a significant milestone by becoming a Public Benefit Corporation (PBC), ensuring we balance the interests of all stakeholders: customers, employees, society, and investors. As a Work Anywhere organization, we embrace flexible work arrangements, allowing you to work from home or in the office, creating an environment where you can excel. Join us as we revolutionize the life sciences sector, with a commitment to positively impacting our customers, employees, and communities.The Role Are you enthusiastic about creating impactful products in a pioneering environment? We are on a mission to develop a data stewardship platform that enhances OpenData's data curation workflows, enabling Product Managers and over 1,000 data stewards globally to collaborate efficiently and achieve their data quality and coverage objectives. As a Full Stack Product Developer, you will work closely with a talented team of engineers to design and implement features from ideation to deployment. You will thrive in an agile environment, making a direct impact on users within a rapidly expanding, market-leading life sciences company.

Join the dynamic team at Fundraisr as a Junior Full-Stack Software Engineer in Lisbon! This pivotal role aims to enhance our modular, service-oriented architecture while scaling a platform that has impressively achieved $1M ARR.Your mission will be to transition our platform to a high-performance, enterprise-grade ecosystem that streamlines the fundraising lifecycle through the power of automation and AI.Key Responsibilities:Develop and refine our React 18 Single-Page Application using TypeScript and Vite to ensure efficient production builds.Oversee backend logic with Node.js Vercel Serverless Functions and design the database API layer utilizing Supabase and PostgreSQL.Integrate features leveraging OpenAI and Anthropic APIs for campaign classification and personalized outreach generation.Facilitate bi-directional synchronization with SmartLeads, and create OAuth infrastructures for Google and Microsoft integrations.Implement Row-Level Security (RLS) for multi-tenant isolation and prepare our infrastructure for GDPR compliance and SOC 2 certification.

About Us At Riskified, we empower businesses to achieve ecommerce growth by mitigating risks. Our platform is trusted by some of the world’s most prestigious brands and publicly traded companies, offering guaranteed protection against chargebacks, combating fraud and policy abuse on a large scale, and enhancing customer retention. Our AI-driven fraud and risk intelligence platform is developed and managed by an extensive team of ecommerce risk analysts, data scientists, and researchers, analyzing each interaction to deliver real-time decisions and comprehensive identity-based insights. We proudly partner with remarkable companies across various industries, including Acer, Gucci, Lorna Jane, GoPro, and many more. We thrive in a collaborative environment, working alongside talented individuals to create and improve products that genuinely matter. The opportunities to innovate and contribute give us a sense of purpose, creating a lasting impact and motivating us to choose Riskified every day. About the Role As a Senior Full-Stack Engineer in Riskified’s Core Services Group, you will be responsible for designing, building, and maintaining end-to-end applications using diverse technologies. Working in a fast-paced, agile environment with cutting-edge tools, you will play a key role in expanding Riskified’s ecosystem. Our developers take full ownership of their work, from feature planning with Product and Design teams to technology selection, architectural design, coding, code reviews, deployment in a CI/CD environment, and ongoing monitoring post-deployment. The team primarily focuses on customer-facing applications, including a core web tool that enables merchants to review orders, take actions, and gain insights through advanced analytics. You will have the opportunity to engage in all aspects of development, whether that involves crafting precise UI, developing robust backend logic, or optimizing infrastructure for scalability. Our Technology Stack: Scala, Spark, Node.js, Ruby, React, Postgres, Elastic, Redis, AWS, Kafka, Docker, Kubernetes, CircleCI, and more. Your Responsibilities Design and develop a highly reliable, available, and scalable architecture for our core services and web applications in a promising new product. Deploy your code to production daily using advanced CI/CD pipelines. Actively manage production systems to ensure smooth operation. Contribute to planning the team roadmap and product development. Collaborate with design and product teams to define and implement new features.

About Us At Riskified, we empower businesses to drive eCommerce growth by eliminating risk. Our solutions are trusted by some of the world’s leading brands and publicly traded companies in the online space, providing guaranteed protection against chargebacks, fraud, and policy abuse while enhancing customer retention. Our AI-driven fraud and risk intelligence platform, managed by a robust team of eCommerce risk analysts, data scientists, and researchers, delivers real-time insights and decisions based on individual user interactions. We proudly partner with exceptional companies across various industries, including Acer, Gucci, Lorna Jane, GoPro, and many others. We thrive in a collaborative environment, working alongside talented individuals to create and enhance impactful products. The opportunities to innovate and contribute give us a profound sense of purpose, making our work at Riskified truly meaningful. About the Role As a Full-Stack Engineer in Riskified’s Core Services Group, you will develop and maintain end-to-end applications using a variety of technologies. In this dynamic, agile environment, you will play a crucial role in expanding Riskified’s ecosystem. Our engineers take full responsibility for their work, from feature planning with Product and Design teams to selecting technologies, designing architecture, coding, reviewing, deploying in a CI/CD environment, and monitoring performance post-deployment. You will work on customer-facing applications, including a core web tool that enables merchants to analyze orders, take actions, and gain insights through advanced analytics. Whether you are creating precise user interfaces, developing resilient backend logic, or optimizing infrastructure for scalability, you will be engaged in all aspects of the development process. Our Technology Stack: Scala, Spark, Node.js, Ruby, React, Postgres, Elastic, Redis, AWS, Kafka, Docker, Kubernetes, CircleCI, and much more. What You'll Be Doing Design and build a highly reliable, available, and scalable architecture for our core services and web applications in a new, promising product. Deploy code to production daily through our advanced CI/CD pipelines. Actively maintain production systems to ensure smooth operations. Contribute to planning the team roadmap and product features. Collaborate with design and product teams to define and implement new features. Qualifications B.Sc. in Computer Science or equivalent certifications. 3+ years of proven experience in full-stack development. Strong familiarity with various programming languages and frameworks. Excellent problem-solving skills and a passion for technology. Ability to work collaboratively in a fast-paced environment.

About Relay Commerce Relay Commerce is a leading e-commerce enablement platform providing innovative scaling solutions tailored for personalized messaging, social commerce, and customer retention strategies. We empower merchants to thrive in an ever-changing digital marketplace with our cutting-edge suite of tools. Currently, our solutions facilitate over $1 billion in incremental gross merchandise volume for more than 35,000 merchants worldwide. Our ecosystem features eight advanced software products designed to enhance merchant revenue growth through email marketing automation, conversion optimization, user-generated content management, retention analytics, and subscription management. Relay's products are recognized as essential revenue-generating tools for forward-thinking e-commerce merchants across the globe. Role Overview In this pivotal role as a Full-stack Software Engineer, you will primarily focus on back-end development (approximately 70% of your time) by creating robust TypeScript services that drive subscription management, billing workflows, and merchant-facing APIs for Shopify stores handling millions of transactions. You will work collaboratively within a team, independently delivering features while collaborating with a seasoned team lead to propose solutions, implement them, and oversee their operation in production. It is crucial that these systems maintain high reliability, observability, maintainability, and performance. Utilization of AI tools such as Claude code and Codex will enable you to accelerate feature delivery effectively. Additionally, you will contribute to our React-based front-ends (approximately 30%) in a dynamic, multi-functional team environment. About Smartrr Smartrr, a subsidiary of Relay Commerce, is a frontrunner in subscription solutions tailored for e-commerce brands. Our platform empowers numerous Shopify merchants to effortlessly launch, manage, and scale their subscription and loyalty programs. Smartrr has facilitated over $300 million in transaction volume, significantly strengthening customer relationships and brand profitability.

Renesa Electronics is seeking a Senior QA Engineer in Lisbon to help uphold quality across both backend and full-stack systems. The role centers on supporting a broad technology stack and ensuring reliable, well-tested products. Key responsibilities Collaborate with cross-functional teams to shape and execute effective test strategies. Create and maintain automated test scripts for backend and full-stack components. Carry out comprehensive testing to support and enhance the product suite. Who will succeed This position fits someone who enjoys tackling complex problems and working with colleagues from different backgrounds. Adaptability and a willingness to take on new challenges are important as the team continues to grow.

Join our dynamic team at Altersolutions as a Senior Full Stack Developer specializing in Java and Angular. In this role, you will be responsible for developing and maintaining our cutting-edge web applications, collaborating closely with cross-functional teams to deliver high-quality software solutions. Your expertise will help drive innovation and enhance user experiences.

About the Role iCapital Network is on the lookout for a talented Full Stack Engineer to become a vital member of our iCapital Identity Platform team. In this pivotal role, you will play a crucial part in defining and delivering innovative features across our software platforms. Collaborating closely with Product Management and Design, you will engage throughout the software development lifecycle—scoping requirements, reviewing progress, and addressing any issues that arise during both automated and manual testing. The iCapital Identity platform utilizes a modern tech stack, with the frontend built in TypeScript, React, GraphQL, and Relay. The backend is powered by Elixir/Phoenix, alongside components developed in Go and Node.js, with PostgreSQL serving as the database. Our infrastructure is hosted on AWS and managed using Terraform.

Join our global team at tgs as a Software Engineer, where you will play a crucial role in ensuring the quality, development, and implementation of our innovative software solutions.As a key member of our technology department, you will collaborate with a diverse group of talented professionals located in cities such as Barcelona, New York, London, Manchester, Bucharest, and India. If you are eager to join a fast-growing company and make a significant impact, we would love to hear from you!About TransPerfect – TechOps:The TechOps team at TransPerfect has been instrumental in our success over the past decade, providing technology and services that have streamlined processes for both clients and colleagues. From enhancing workflows to building the foundational services of our GlobalLink platform, we create scalable client interfaces that enable users to navigate complex ecosystems effortlessly.

Location: Portugal Department: Engineering Employment: Full-time About YLD: At YLD, our mission is to empower clients to excel in their fields. We are dedicated to enhancing our clients' capabilities, enabling them to outpace their competition. Our success stems from our clients' achievements and the extraordinary talent within our company. As a leading software engineering and design consultancy, we create sustainable digital solutions that extend beyond our partnerships, with offices located in London, Lisbon, and Porto. About the Role: As an AI Engineer, you will be integral to a dynamic team, developing cutting-edge products. We seek individuals who are curious, passionate, and eager to innovate. You will excel in problem-solving and building scalable, resilient architectures. Effective communication and teamwork are essential in our fast-paced engineering environment, where you will achieve remarkable results and bring exciting projects to life. About You: As a YLD Software Engineering Consultant, you are a highly skilled developer who exemplifies excellence in software engineering and enjoys mentoring others. You will have the chance to work on intriguing projects that challenge both product and methodology. We embrace an Agile (Scrum) environment with a test-first approach, valuing practices such as pair programming and thorough code reviews. Your enthusiasm for problem-solving and collaborative learning will be key as you engage with your team. Your Day-to-Day Responsibilities Will Include: Developing exceptional AI-driven features tailored to our clients' customers, enhancing their Digital Platforms with intelligent capabilities. Consistently implementing changes to products, including AI model integrations, prompt optimizations, and system enhancements, as we strive for a complete CI/CD model. Collaborating closely with your team on both conventional engineering and AI projects, continually pushing the boundaries to create smarter systems. Participating in regular presentations to showcase your work — from AI experiments to production deployments — to your department and the wider company.

Join our dynamic team at inetum2 as a Senior Java Full Stack Developer. In this pivotal role, you will leverage your extensive knowledge of Java and full-stack development to design, implement, and maintain high-quality software solutions. Collaborate with cross-functional teams to deliver robust applications that meet our clients' needs, while ensuring a seamless user experience.

Role overview GoCardless is looking for a Senior Software Development Engineer based in Lisbon, Portugal. The main focus is on developing and refining software that helps businesses handle payment processing more easily across the globe. What you will do Collaborate with engineers to design, build, and launch new product features Improve existing systems with an emphasis on performance and security Support a dependable and user-friendly experience for customers The team This engineering group values quality and the impact of their work. Team members prioritize collaboration and technical skill in their daily projects.

We are seeking a talented Senior Full-stack Developer proficient in React.js and Node.js to join our dynamic team at Cross Border Talents in Lisbon. The ideal candidate will have a robust understanding of both front-end and back-end technologies.Key Responsibilities:Collaborate with project teams to determine technology stacks based on client needs.Contribute to the development of high-quality web applications.Mentor junior developers and assist in code reviews.Essential Qualifications:Fluency in English and reside within a reasonable commuting distance of our office.A minimum of 3 years' experience in software development with a focus on modern programming languages.Strong knowledge of both front-end and back-end technologies, including React.js, Node.js, and other frameworks.Proficiency in DevOps tools such as Kubernetes, Docker, AWS, and GCP.Desirable Attributes:Passion for technology and involvement in hobby projects.Prior experience in consulting is a plus.A keen understanding of Agile methodologies and team collaboration.

Renesas Electronics Corporation seeks a Senior QA Engineer in Lisbon to drive software quality through full-stack automation. This position centers on building and executing thorough test plans and shaping automation approaches across the technology stack. Role overview This role focuses on designing comprehensive tests and developing automation strategies for software projects. The Senior QA Engineer will work to identify areas for improvement and implement solutions that enhance reliability and performance. Key responsibilities Create and execute test plans that cover both front-end and back-end systems Develop and refine automation strategies to streamline testing processes Collaborate with development teams to address quality issues and ensure robust releases Location This position is based in Lisbon.

Role Overview Trustly is looking for a Senior Software Engineer in Lisbon, Portugal. This role focuses on building and improving payment solutions that help make online transactions smoother and more secure. The team values collaboration and creative problem-solving while working to extend the platform’s features.

Join Reaktor's renowned technology community as a Lead Full-Stack Developer in the vibrant city of Lisbon!If you thrive in an environment that encourages innovation and collaboration, possess a comprehensive understanding of the software development lifecycle, and are passionate about addressing real-world challenges, you could be the perfect fit for our team.Your Role:As a Full Stack Developer at Reaktor, you will play a crucial role across various stages of software development, from initial design to deployment.Your Responsibilities:Collaborate with client technology and business teams to identify and implement suitable technologies.Develop and enhance features across front-end applications, back-end servers, and databases, ensuring seamless integration.Provide exceptional technical expertise to both clients and team members.Engage in debugging, architectural design, and other software development tasks.Your Profile:You are a proactive and inquisitive developer with expertise in both back-end and front-end technologies, along with a solid grasp of infrastructure.To Succeed in This Role, You Will Need:Extensive experience in various software development modalities, including back-end, front-end, operations, and consulting.No strict requirement on years of experience, but typically, Full Stack skills take around 6+ years to develop.Proficiency in at least one popular server-side programming language, with a focus on TypeScript/JavaScript and Node.js; experience with Java, Scala, Kotlin, Clojure, or Python is also valued.Strong knowledge of client-side languages and frameworks, particularly TypeScript/JavaScript and React for web projects, as well as Swift, Java, Kotlin, or React Native for mobile applications.Relevant skills for developing new back-end services and building CI/CD pipelines when necessary.Fundamental understanding of DevOps practices, including Continuous Integration (CI), automated deployment, and test automation.

OverviewJoin an innovative venture studio with a presence in Lisbon and New York, dedicated to harnessing exceptional European talent to create impactful companies. We are on the lookout for a Full-Stack Developer (Backend Focus) who will spearhead the development of an AI-driven content creation tool tailored for real estate professionals.If you're eager to contribute to a dynamic, agile team where you can take full ownership of the codebase and develop a product with evident market demand, this role is perfect for you.As the first dedicated developer, you will be instrumental in propelling our client’s AI venture into its next growth phase, managing the backend, databases, and crafting a user-friendly interface for real estate agents.You will transition from the initial core developer and play a pivotal role in shaping the product from inception to completion, with support from our venture studio’s team and resources.ResponsibilitiesCore Product DevelopmentTake full ownership of the product’s codebase, encompassing backend, database, and front-end interface.Rapidly deploy new features while ensuring scalability and maintainability in architecture.Backend & IntegrationsDevelop using PHP (8.3), Symfony (6.4), and MySQL.Guarantee seamless API integrations and dependable data flows.Interface Design & User ExperienceDesign and enhance the interface utilized by real estate agents.Convert customer feedback into clear, actionable features.Technical LeadershipAssume responsibilities from the previous core developer.Make pivotal decisions regarding architecture, tooling, and DevOps.Cross-Functional CollaborationCollaborate closely with the venture team and leadership.Adopt a product-oriented mindset, balancing speed, stability, and user experience.Requirements3–5 years of professional development experience (mid-level).Robust expertise in backend engineering while being proficient across the full stack.Enthusiasm for building within a small, entrepreneurial team.Interest in creating clean, usable interfaces (design experience is a plus).Curiosity, humility, and a desire to evolve into a technical leadership role.Fluent in English communication.Based in Lisbon, Portugal (hybrid: 4 days on-site).Preferred SkillsExperience with cloud/DevOps (AWS, Docker, CI/CD).Familiarity with AI/LLM integrations.Background in startups or venture-backed environments.BenefitsEquity stake in the venture along with a competitive salary.Tax support (accountant fees, tax returns).