Senior Frontend Engineer

Join SoSafe as a Senior Frontend EngineerAt SoSafe, we aspire to be the premier human risk management provider across Europe. Our award-winning platform is designed to influence behavioral change by delivering engaging training and simulations focused on cybersecurity and data protection. With cybercrime costs exceeding $10 trillion annually and continuing t…

Renesa Electronics seeks a Senior Frontend Engineer based in Lisbon to develop and enhance web applications. This position plays a key part in shaping user experiences by collaborating with teams throughout the company. Role overview The Senior Frontend Engineer will take responsibility for building and refining web-based products. Technical expertise in modern frontend technologies is essential, as the work directly influences both the direction and quality of projects. Collaboration Expect to work closely with colleagues from various departments. Cross-team communication and cooperation are central to delivering software that serves users effectively. Requirements Strong background in current frontend technologies Experience building and improving web applications Ability to collaborate with diverse teams Based in Lisbon

About Easyship: Easyship is a leading multi-carrier shipping platform dedicated to making global eCommerce seamless and accessible. Established in 2014, we aim to simplify logistics by eliminating the complexities and hidden costs associated with international shipping. Trusted by over 100,000 brands, our platform serves as a centralized hub for global trade, connecting users with over 550 courier services across more than 200 destinations. We are a dynamic, award-winning team recognized by Forbes 30 Under 30 and TechInAsia’s Best Startup, with offices in major cities including London, New York, and Hong Kong. As we continue to expand, we prioritize transparency and foster a culture of innovation, inviting you to tackle complex challenges at scale. Who We Are Looking For: At Easyship, our engineering philosophy emphasizes the integration of advanced technical expertise with AI-driven workflows. We seek a Senior Frontend Engineer who is not just a coder but a visionary architect. You will leverage AI tools (such as Copilot, Cursor, and LLMs) to enhance productivity and deliver robust, scalable systems at an accelerated pace. In this role, you will significantly influence our customer-facing platform, lead frontend architectural decisions, ensure code quality, and shape the technical trajectory of our frontend stack, which includes React.js, TypeScript, and Vite. As a mentor, you will guide your team in mastering advanced React patterns and the evolving field of AI-assisted development.

About DashlaneDashlane is dedicated to providing essential credential security that empowers every business and employee to succeed. Trusted by millions of consumers and over 25,000 businesses globally—including prominent brands like Michelin, Air France, and Forrester—Dashlane is known for its innovative solutions, patented zero-knowledge security, and exceptional user experience. Established in Paris and with offices in New York and Lisbon, Dashlane is proud to have a diverse team of over 300 Dashlaners worldwide.We seek individuals who leverage AI tools to enhance efficiency, creativity, and impact in their roles. At Dashlane, we prioritize innovation and continuous learning, uphold excellence in all our endeavors, and foster a cohesive team environment. Discover more about life at Dashlane, including how we work, how we hire, and the benefits of being a Dashlaner.About the RoleJoin one of our talented product development teams focused on feature development, primarily aimed at driving the company’s business growth through projects like enhancing our pricing strategy, improving trial and payment experiences, and refining onboarding processes.

Join TransPerfect, a well-established company that embodies a dynamic start-up culture, and become part of a team that values creativity and entrepreneurial spirit. We are currently seeking a Junior Frontend Engineer to enhance our global team, where you will play a pivotal role in the quality, development, and execution of our software products. If you're eager to contribute to a growing organization and make a significant impact, we want to meet you!About Our TechOps Team:The TransPerfect TechOps team has been integral to our success for over a decade, delivering technology and services that have greatly improved the efficiency of our clients and colleagues. From enhancing workflows for our team members to developing foundational services for our GlobalLink platform, we focus on creating scalable client interfaces that empower users to navigate complex ecosystems seamlessly.

Join the Air Apps TeamAt Air Apps, we are driven by innovation and the desire to redefine how individuals manage their resources. Founded in 2018 in Lisbon, Portugal, our family-oriented company is on a groundbreaking mission to develop the world's first AI-powered Personal & Entrepreneurial Resource Planner (PRP). With over 100 million downloads globally, we are focused on pushing the boundaries of AI-driven solutions that enhance the way people work, plan, and live.We seek creative minds who are passionate about creating impactful products that empower users worldwide. Be a part of our journey to transform resource management and make a difference in people's lives.Your RoleAs a React Engineer, you will be at the forefront of developing responsive and accessible user interfaces for our web applications. Collaborating with designers, product managers, and backend engineers, you will convert wireframes and prototypes into high-quality, stable, and scalable front-end experiences that will delight our users.This posting is intended to expand our talent pool as we prepare to officially launch this position. We will reach out to you once the job is posted.Key ResponsibilitiesUser Interface Implementation: Create high-quality, responsive user interfaces that adhere to design specifications, ensuring compatibility across various browsers and devices.Frontend Development: Develop and maintain code utilizing modern JavaScript frameworks and libraries (e.g., React, Vue.js, Angular) alongside HTML5, CSS3, and principles of responsive design.Performance Enhancement: Continuously optimize page load times, rendering performance, and overall user experience.API Integration: Work collaboratively with backend teams to integrate RESTful/GraphQL APIs, ensuring seamless data flow between the client and server.Accessibility and SEO Focus: Adhere to best practices for accessibility (WCAG standards) and search engine optimization to enhance user reach.Testing and Code Maintenance: Write unit, integration, and end-to-end tests (e.g., Jest, Cypress) to uphold high-quality standards, and participate in code reviews.

Join Dashlane as a Junior Frontend Software Engineer, where you'll play a vital role in creating seamless user experiences. You will collaborate with a dynamic team of developers and designers to build innovative web applications that delight users. If you're passionate about frontend technologies and eager to learn in a fast-paced environment, this is the perfect opportunity for you.

TransPerfect is searching for a Frontend Engineer to join its team in Lisbon. This position centers on building, improving, and maintaining software products that support both internal teams and clients worldwide. Role overview The Frontend Engineer will focus on the quality, development, and execution of user-facing software. The work involves collaborating with a global team to deliver interfaces that help users, regardless of experience, navigate complex systems with ease. The role offers the chance to contribute directly to products that impact both colleagues and clients. About the TechOps team TechOps has been central to TransPerfect's growth for over ten years. The team delivers technology and services that streamline workflows for staff and power the GlobalLink platform. A key priority is building scalable client interfaces that make sophisticated tools accessible to all users. Who we're looking for Engineers who enjoy working in a collaborative, global environment People interested in shaping software that supports both clients and internal teams Those ready to make an immediate impact within a growing organization

TransPerfect is hiring a Frontend Engineer to join the team in Lisbon. This role centers on building and improving software products that support both clients and internal teams worldwide. The position offers a chance to work in an established company with a start-up spirit, where new ideas and initiative are valued. Role overview The Frontend Engineer will focus on the quality, development, and execution of software products. The work involves collaborating with a global team to deliver technology and services that simplify workflows and improve user experiences. Projects range from enhancing the GlobalLink platform to creating scalable interfaces that help users navigate complex systems. About the TechOps team TransPerfect’s TechOps group has driven technology success for over ten years. The team is responsible for developing solutions that streamline processes for clients and colleagues alike. By working on both established platforms and new client-facing tools, TechOps remains central to the company’s ongoing innovation. What we look for Interest in frontend engineering and software quality Ability to contribute to development and execution of software products Entrepreneurial mindset and eagerness to make an impact Candidates eager to help shape technology in a global company are encouraged to apply.

Role Overview ComplyAdvantage is looking for a Junior Frontend Engineer to join the team in Lisbon, Portugal. This position supports the development of SaaS-based anti-money laundering solutions that help organizations fight financial crime. The role sits within the Frontend Platform team, which builds and maintains the core features, UI components, and engineering tools used across ComplyAdvantage to deliver customer-facing products. What You Will Do Help develop and maintain UI components that support compliance officers in managing customer information. Work alongside Backend Engineers to integrate features smoothly. Collaborate with other frontend engineers to improve build, test, and deployment workflows. Join design discussions and code reviews to learn best practices for building maintainable, high-performance applications. Participate in agile ceremonies, such as stand-ups, refinements, and retrospectives, and contribute to team decisions. Use AI-assisted development tools (like Claude Code or Gemini Code Assist) under guidance to boost productivity and code quality. What We Look For Experience or completed projects using TypeScript and React. Basic understanding of frontend testing, with interest in learning frameworks such as Vitest or Cypress. Curiosity and willingness to learn, share knowledge, and adapt to different project needs. Problem-solving skills and attention to detail when debugging or styling interfaces. Comfort participating in team discussions and contributing new ideas. Bonus Skills Familiarity with React Query for data fetching. Experience with build tools like Vite or a basic grasp of CI/CD in GitLab. Some exposure to Figma for translating designs into code. Interest in observability tools such as Grafana or Sentry for monitoring application health. Benefits Equity options to share in the company’s growth. Unlimited Time Off policy to support work-life balance and well-being. Opportunities for professional growth and development.

Renesa Electronics seeks a Frontend Engineer with Angular expertise to join the Lisbon team. This role centers on building and refining web applications that deliver reliable, user-friendly experiences for customers. Collaboration is key, as projects move forward with input from both engineers and stakeholders. What you will do Design, develop, and maintain web applications using Angular Translate requirements into functional features by working closely with colleagues and stakeholders Suggest and implement improvements to usability and performance Requirements Professional experience working with Angular Solid understanding of frontend technologies Comfort working in a collaborative, team-based environment This position is located in Lisbon.

TransPerfect is a well-established company with a dynamic start-up culture, eager to welcome innovative and entrepreneurial minds like yours to our team. We are in search of a Frontend Engineer to enhance our global team, taking charge of the quality, development, and execution of our software offerings. If you are ready to contribute to a rapidly growing company and make a significant impact, we would love to hear from you!Join our TransPerfect – TechOps team:The TechOps team at TransPerfect has played a crucial role in the company’s success for over a decade, providing technology and services that have transformed the experiences of our clients and colleagues alike. From improving workflows for our team members to developing core services that underpin our GlobalLink platform, we create scalable client interfaces that allow even novice users to navigate complex ecosystems seamlessly.

Role OverviewJoin ComplyAdvantage as the Product Manager for our Frontend and Design Platform, a pivotal position where user experience meets systems engineering. Your focus is not just on aesthetics; it’s about creating robust, accessible, and reusable UI components that empower over 50 developers across more than 10 internal applications to deliver cohesive experiences swiftly.In this key role, you will take charge of the ComplyAdvantage Frontend and Design Platform, ensuring our modular 'Lego bricks' facilitate the development of everything from complex investigative dashboards to straightforward settings pages. Your contributions will enable our product teams to launch high-quality features expeditiously, ensuring that financial crime analysts can perform their duties with complete trust and minimal friction.Key ResponsibilitiesLead the Frontend Platform Roadmap: Strategize the evolution of our UI component library and frontend patterns, shifting the focus from 'page building' to 'system building.'Promote Efficiency & Trust: In the B2B compliance landscape, prioritize speed and accuracy, enhancing our frontend infrastructure for the benefit of analysts.Conduct In-depth User Discovery: Collaborate regularly with analysts and compliance officers to observe their workflows and uncover UI friction points that may impede financial crime detection.Enhance Developer Velocity: Establish and track metrics for component utilization and developer experience, ensuring our frontend platform minimizes 'time-to-market' for feature teams.Connect Design and Engineering: Guide your team in converting Figma prototypes into production-ready, accessible, and customizable React components.Systematic Prioritization: Balance the urgent demands of flagship product teams with the long-term health and coherence of the global design system.Coordinate Design Pipeline: Align design efforts with Product PRD requirements and processes, ensuring design work meets PRD specifications.Innovate UI and UX: Drive the enhancement of overall UI and UX to adapt to the evolving needs of our clients in the age of AI co-pilots and agents.

Join our client, a dynamic and rapidly expanding venture studio bridging Lisbon and New York, as they collaborate with top-tier talent to create impactful companies in e-commerce, SaaS, and cutting-edge digital initiatives.We are on the hunt for a Frontend Developer who will be instrumental in crafting exceptional websites, applications, and software tools across our diverse portfolio.The RoleIn this position, you will take charge of the front-end experience on various projects, including Shopify storefronts, landing pages, venture websites, and SaaS product user interfaces. Your mission will be to deliver polished, high-speed, and conversion-optimized experiences that shine on any device.This role is designed for a high-potential developer who is eager to grow rapidly. You will start with front-end responsibilities and, based on your performance, progress to managing projects end-to-end. We expect high standards, quick learning, and dependable execution from the outset.Success Metrics in the First 60–90 Days: Take ownership of a Shopify storefront and implement weekly enhancements (UX, performance, conversion) Create landing pages for advertising campaigns and collaborate with the design team to enhance venture websites Elevate Core Web Vitals and develop reusable, clean components Ensure tracking accuracy (GA4/GTM/pixels) and facilitate structured A/B testing You'll work closely with founders and a small, high-performing team. Expect autonomy, ownership, and accountability from day one.

About Air AppsAt Air Apps, we are driven by a vision to think larger and move quicker. As a family-founded organization, our mission is to revolutionize personal and entrepreneurial planning through our innovative AI-powered Personal & Entrepreneurial Resource Planner (PRP). Established in Lisbon, Portugal in 2018, we proudly maintain self-funding and have achieved over 100 million downloads globally.Our commitment to long-term goals inspires us to continuously challenge norms, pushing the limits of AI solutions that genuinely impact lives. Here, you will be a creative powerhouse, contributing to products that empower individuals worldwide.Join us in our quest to redefine resource management and make a meaningful difference in people's lives.The RoleAs a Frontend Web Developer at Air Apps, you will play a crucial role in designing high-performance, visually appealing web experiences. Collaborating closely with designers, product managers, and backend developers, you will build and enhance user interfaces leveraging cutting-edge web technologies. Your contributions will significantly affect millions of users, ensuring seamless interactions with our AI-driven platform.

Role Overview Natixis in Portugal is hiring an Angular Frontend Developer to join the BPCE-SI team. This role focuses on building web applications with Angular, working closely with UX/UI designers, and delivering smooth, responsive user experiences. What You Will Do Develop web applications using Angular Collaborate with UX/UI designers to translate designs into functional interfaces Optimize applications for performance and responsiveness Requirements Professional proficiency in French Experience developing with Angular Location This position is based in Portugal.

Join our innovative team at inetum2 as a Senior Data Engineer, where you will play a pivotal role in designing and implementing data solutions that drive business insights and enhance decision-making processes. You will leverage your expertise in data architecture, ETL processes, and database management to build robust data pipelines and ensure data integrity across various platforms.

Join Altersolutions as a Senior Data Engineer and play a pivotal role in shaping the future of data management. In this dynamic position, you will leverage your expertise to design, develop, and maintain robust data pipelines and architectures, ensuring seamless data flow and accessibility across various platforms. You will collaborate with cross-functional teams to transform data into actionable insights, driving decision-making processes and enhancing business outcomes.

Join our dynamic team as a Senior Network Engineer at inetum2, where your expertise will play a crucial role in designing, implementing, and maintaining our network infrastructure. You will collaborate with cross-functional teams to ensure optimal performance, security, and scalability of our network services.

Join our dynamic team at NielsenIQ as a Senior Antibot Engineer, where you will be at the forefront of developing cutting-edge solutions to enhance our digital security measures. In this role, you will leverage your expertise to analyze and combat bot-related threats, ensuring the integrity of our platforms. Work collaboratively with cross-functional teams to design and implement robust anti-bot frameworks that protect our data and user experience.