Associate Tech Lead / Tech Lead – React (Freelance)

About GapstarsGapstars collaborates with some of Europe's most innovative tech companies, ranging from groundbreaking startups to rapidly expanding scaleups. Our mission is to assist them in assembling high-performing remote engineering teams. With our headquarters in the Netherlands and talent hubs in Sri Lanka and Portugal, we are proud to host over 275 engineers who excel at solving real-world challenges utilizing modern technologies. Our teams tackle a variety of domains, including networking, marketplaces, SaaS, and AI, delivering scalable solutions that yield significant results. If you seek a company that values technical excellence, fosters a strong culture, and provides growth opportunities, Gapstars welcomes you.About the RoleWe are in search of a skilled Freelance Associate Tech Lead / Tech Lead with robust expertise in React, TypeScript, and Node.js to contribute to an upcoming project aimed at enhancing the accessibility of a hiring automation product.This position is perfect for a hands-on engineer who has a strong front-end focus but is also adept at navigating the full stack when required. The engagement will entail close collaboration with another freelancer and internal stakeholders to implement accessibility improvements in accordance with WCAG 2.1 standards.Project ScopeThe project centers on enhancing the accessibility and usability of an existing product. Key responsibilities will include:Enhancing keyboard navigation across application screensAdjusting color contrast and visual accessibility elementsImplementing video captions and other accessibility enhancementsExecuting front-end improvements that align with WCAG 2.1Ensuring seamless integration with existing back-end services and APIsKey ResponsibilitiesLead and contribute to the implementation of accessibility-related enhancements across the productEngage hands-on with React, TypeScript, JavaScript, CSS, and Node.jsCollaborate closely with another freelancer and project stakeholdersIntegrate and utilize JSON/REST APIsAssist in breaking down tasks, aligning priorities, and effectively tracking progressProvide light project coordination or technical leadership as neededPromote best practices in front-end development, usability, and code quality

Jobgether is seeking an Infrastructure Tech Lead focused on Infra Core to join the team in the Netherlands. This position centers on guiding key infrastructure projects and working closely with colleagues across different specialties. Role overview The Infrastructure Tech Lead will oversee the design and delivery of core infrastructure systems. The role involves coordinating with cross-functional teams to ensure technology solutions meet business needs and maintain high standards. What you will do Lead infrastructure projects from planning through implementation Collaborate with teams across engineering, operations, and other departments Ensure that infrastructure systems are reliable and align with organizational goals Impact Your experience will help shape and deliver infrastructure that supports Jobgether’s business objectives. The work will contribute directly to the stability and growth of core systems.

Role overview wehkamp seeks a Tech Lead in Zwolle to guide a team of developers. This position sets the technical direction for projects and plays a key role in advancing the company’s digital platforms. What you will do Guide and support a group of developers through project work Shape technical decisions and direction for ongoing projects Promote code quality standards across the team Encourage collaboration and continuous learning within the group Requirements Experience leading development teams Strong technical background in digital platforms Commitment to code quality and team growth

Your Role HighlightsJoin a newly formed team focused on Cloud Infrastructure & Networking, where your engagement with technology is vital;Your contributions will have a direct impact on logistics in the port;Collaborate on developing a cutting-edge AWS landing zone.Your Professional MissionAt Portbase, we make a significant contribution to Dutch port logistics every day through our innovative products. We take pride in the quality and value our Portbase Community System delivers. Using modern tools, we develop reliable software that maximizes customer value. To maintain this excellence and continue innovating, we are looking for you!As a Tech Lead, you will ensure Portbase has a forward-thinking vision regarding cloud infrastructure, cloud networking, security, and operational automation.Working alongside a soon-to-be-hired Product Owner and an engineering team, you will be responsible for implementing, optimizing, and managing our generic AWS infrastructure. This includes account setup, connectivity, and infrastructure security. The platform should alleviate the development teams' burdens, allowing them to focus on creating business applications.Collaborating with your team, you will create new functionalities within the platform using an agile approach, where you are responsible for liaising with the broader organization.As a Tech Lead, your high-quality technical output serves as an example for others: Leading by Example. You will work hands-on and translate your manager's vision and strategy to your team. Additionally, promoting a constructive team culture is important to you, and this is reflected in your team dynamics. You will coach your team members both personally and technically.Human resources tasks for this team are assigned to the Manager of Operations, with whom you will collaborate closely. Thanks to your excellent stakeholder management skills, processes, goals, and results are aligned, and you are aware of external factors impacting your team and how to influence them.Time Distribution:Hands-on work (cloud networking, infrastructure & security) as an Engineer (50%)Guidance and knowledge development within the team, process and stakeholder management, and promoting your vision (50%)

WolfpackIT is a software development and data solutions agency located on the Technical University of Eindhoven (TU/e) campus. The team builds technical foundations for complex projects in healthcare, education, and industry, aiming to deliver software that developers, clients, and end-users can be proud of. Location and Schedule Workplace: Eindhoven, TU/e Campus Employment type: Full-time Education Requirements HBO or university degree in Computer Science or a closely related field Role Overview The Tech Lead serves as the technical anchor within a multidisciplinary team. This position blends hands-on technical leadership with a strategic approach. Collaboration and trust are at the core of how the team operates. Main Responsibilities Guide the technical direction and architecture for projects Balance creating elegant solutions with delivering lean MVPs when needed Advise clients on technical options and ensure commitments are fulfilled Support teammates in making sound technical decisions and contribute to their growth Communicate regularly with clients and work closely with the Product Owner to pursue new opportunities Mentor the team through technical challenges and ensure timely, high-quality delivery Report directly to the CTO What Success Looks Like Success in this role means shaping solutions that reflect the team's standards and values. Strong communication skills, a focus on quality, and adaptability to each project's needs are essential.

Role overview Speechify is searching for a Tech Lead to guide its Android Core Product team in Utrecht, Netherlands. This position steers the development of mobile solutions aimed at improving user experience and engagement. The Tech Lead will help define technical direction and maintain high standards within the Android team. What you will do Lead the design and rollout of new features for the Android Core Product Collaborate with developers to deliver dependable, high-quality mobile experiences Mentor team members and encourage technical development Influence technology decisions and shape development practices Requirements Background in leading Android development projects Strong technical experience building mobile products Interest in mentoring and supporting engineers Comfort working in a collaborative and evolving environment

Join Our Innovative Team as an IT Tech Lead!Are you ready to take charge of a comprehensive IT landscape and architecture for one of our clients? As the IT Technical Lead, you will oversee everything from IT strategy to operating models, and from enterprise to solution, cloud, and infrastructure architecture. Collaborating with a dynamic team of 35 colleagues, you will make impactful changes that affect the entire organization!Your Vision and Expertise Are Needed!If you possess the foresight, broad IT knowledge, and decisiveness to elevate our client's services and customer portals to the next level with innovative, scalable solutions, we want to hear from you!About Our ClientOur client is a pioneering, independent online disruptor within a renowned international organization, comprising around 90 employees. They excel at identifying and implementing innovative approaches for leading brands like bol.com, Booking.com, and Volvo. Your IT team, consisting of approximately 35 members, plays a crucial role in this mission.In collaboration with other Tech Leads and IT management, you will manage the entire architecture of the company, enjoying full independence and responsibility for the IT landscape and portals. Unlike typical roles where you manage only a small domain, here you will oversee everything! You will also collaborate with the international parent company on security and cloud-related challenges, creating a unique synergy.Your Responsibilities Include:Developing a future-oriented vision, strategy, IT operating model, and a fully digital landscape.Contributing to the application landscape roadmap while ensuring cohesion between applications.Optimizing cloud solutions.Gathering requirements and translating them into innovative, state-of-the-art IT solutions.Continuously developing, maintaining, monitoring, and promoting the IT architecture alongside the IT Architect.

Speechify seeks a Tech Lead for Android Core Products to anchor its Amsterdam-based team. This position centers on leading Android development and guiding engineers to deliver reliable, high-quality products. Key responsibilities Oversee Android development projects from initial concept through product launch Mentor and support engineers working on core Android offerings Make technical decisions that maintain product quality and keep delivery on schedule Location This role is based onsite at Speechify's Amsterdam office.

Speechify’s mission is to make reading accessible for everyone. With over 50 million users, Speechify offers text-to-speech tools that convert content from sources like PDFs, books, Google Docs, news articles, and websites into audio. The platform includes an Android app, iOS app, Mac app, Chrome extension, and web application. Recent recognition includes Google’s Chrome Extension of the Year and Apple’s 2025 Design Award for inclusivity. The company operates fully remotely with a distributed team of nearly 200 professionals worldwide. Team members bring experience from Amazon, Microsoft, Google, Stripe, Vercel, Bolt, and leading academic institutions such as Stanford. Role Overview The Android Core Product team is searching for a Tech Lead based in The Hague, Netherlands. This role focuses on guiding the continued growth of Speechify’s Android app, which is a leader in the Play Store. The Tech Lead will support a growing user base and drive new projects that shape the future of the product. This position calls for someone who combines strategic vision with hands-on technical leadership. Success in this role depends on a strong work ethic, clear communication, and a consistent record of delivering high-quality user experiences. Speechify values a flat structure, so leadership comes from expertise and results rather than hierarchy. What You Will Do Take ownership of major features in the Android app, working closely with the design team to deliver high-quality functionality. Help define the future direction of the Android team. Maintain and improve reliability metrics for core features. Participate in cross-team discussions with Product, Design, and Engineering groups. Review pull requests and support fellow engineers. Troubleshoot critical issues and respond to unexpected challenges as they arise. Interview Process The hiring process includes several technical interviews, typically completed within one week.

Client Company: A cutting-edge design firm that merges technology, creativity, and engineering to deliver innovative solutions.Location: Amsterdam, NetherlandsKey Responsibilities:- Engage in the set-top box and broadcast domain.- Participate in the construction, installation, upgrade, and configuration of backend components.- Design and write scripts to integrate various APIs.- Conduct integration testing for new features to ensure functionality.- Develop in C/C++/Python and utilize shell scripting.

Lead Technical Initiatives at Schuberg PhilisAt Schuberg Philis, we excel in mission-critical IT solutions, working closely with our clients to ensure their essential systems operate seamlessly and securely. Our engineers are T-shaped professionals, blending deep expertise in their fields with a collaborative approach to guarantee 100% customer satisfaction.Embedded in dedicated, cross-functional Customer Teams, we take ownership of complex challenges and co-create solutions that reflect our clients' ambitions. From designing and constructing robust systems to managing secure, business-critical platforms, we handle it all. Our focus on automation supports our teams and developers in application management while ensuring platforms remain secure, updated, and accessible.As a Tech Lead within these teams, you will serve as a Mission Critical Engineer, taking on additional responsibilities for technical leadership, quality assurance, and long-term strategy. This role is hands-on and not purely managerial; you will influence through your expertise, trust, and example.Your primary focus will be collaborating with clients in the public sector within the Rotterdam region. Regular client interaction will be part of your role, as you will be a core member of the customer team, facilitating technical leadership across teams and within our internal Tech Lead community.

Welcome to Adyen At Adyen, we offer a comprehensive solution that integrates payments, data, and financial products for industry leaders such as Meta, Uber, H&M, and Microsoft. Our platform is built for those with ambition, and we strive to cultivate an environment where our employees can thrive. We foster a culture that empowers our teams to succeed, providing them with the resources and support to truly own their careers. Our motivated individuals tackle complex technical challenges collaboratively, delivering innovative and ethical solutions that accelerate business aspirations. About the Role: Team Lead HR Business Partner - Tech We are in search of a strategic yet hands-on HR Business Partner Leader to lead a team of Tech HRBPs alongside EMEA and global Tech and Product leaders based in Amsterdam. In this role, you will mentor and develop your team while partnering with senior leaders to craft and implement a people strategy for our global tech solutions. You will influence team growth, leadership approaches, and employee success within a high-performance, high-growth environment. Key Responsibilities: Oversee, mentor, and develop a team of HRBPs to ensure the effective delivery of HR programs and people strategies across Tech Solutions. Design and implement a tailored people strategy for Tech and Product solutions in collaboration with regional and global HRBPs. Collaborate with top leaders in tech and product divisions to establish a people strategy that promotes employee development and organizational growth, aligned with Adyen’s leadership values. Offer strategic HR guidance and coaching on performance management, feedback, employee relations, and engagement. Analyze people data to identify trends, address challenges, and suggest data-driven improvements. Promote a feedback culture, addressing underperformance with empathy and clarity. Advocate for diversity, equity, and inclusion by supporting initiatives and fostering inclusive environments. Champion the well-being and career growth of Adyen employees within a performance-driven culture.

Speechify’s mission is to remove barriers to reading and open up learning for all. Over 50 million people use Speechify’s text-to-speech products to turn PDFs, books, Google Docs, news articles, and websites into audio they can engage with anywhere. Our product line includes iOS and Android apps, Mac software, a Chrome Extension, and a Web App. Google named Speechify the Chrome Extension of the Year, and Apple has featured us as App of the Day. About the Team Speechify is a fully distributed company with nearly 200 team members worldwide. Our group includes frontend and backend engineers, AI researchers, and professionals who have worked at Amazon, Microsoft, and Google. We also have alumni from top PhD programs such as Stanford and founders from companies like Stripe, Vercel, and Bolt. Role Overview: Tech Lead for Web Core Product & Chrome Extension This senior role calls for a strategic thinker who enjoys making product decisions that have real impact. The ideal candidate brings a history of building user experiences that customers love and can guide teams to deliver high-quality results. What Matters Here Strong technical skills and a drive for excellence Clear, effective communication Ability to work independently and show leadership through results Comfort in a flat organizational structure where initiative is valued Interview Process Our process includes several technical interviews, typically completed within one week. Location This position is based in The Hague, Netherlands.

Speechify’s mission is to remove reading barriers and make learning accessible to all. Over 50 million people worldwide use our text-to-speech tools to convert content, including PDFs, books, Google Docs, news articles, and websites, into audio. This helps users read more quickly, retain information, and learn more efficiently. Our product suite spans iOS, Android, Mac, a Chrome extension, and a web app. Google named Speechify its Chrome Extension of the Year, and Apple has featured us as App of the Day. About the Team Nearly 200 people work at Speechify, all fully remote. The team includes frontend and backend engineers, AI researchers, and professionals with backgrounds at Amazon, Microsoft, and Google. We also have alumni from top PhD programs like Stanford and founders from startups such as Stripe and Vercel. Role Overview This Tech Lead position focuses on our Web Core Product and Chrome Extension in Utrecht. The role suits someone who thinks strategically, enjoys building products, and cares about delivering strong user experiences. What Makes This Role Unique Work in a flat structure where technical leadership is recognized through expertise and consistent results Shape products used by millions and recognized by industry leaders Collaborate with a diverse, talented, and remote-first team What We Value Strong work ethic and drive to achieve ambitious goals Clear, effective communication Ability to deliver high-quality results in a collaborative setting Interview Process The process includes several technical assessments and typically wraps up within one week.

Role overview Speechify seeks a Tech Lead in Amsterdam to oversee the development of the Web Core Product and Chrome Extension. This position centers on guiding a team of developers, refining web features, and ensuring products perform reliably for users. What you will do Lead and mentor a team focused on web and extension projects Work to enhance user experience and product performance Use expertise in web technologies to help shape the direction of the product Collaborate with developers to deliver stable, high-quality features Location This role is based in Amsterdam, Netherlands.

Our Vision & Products EverAI — Shaping the Future of AI CompanionshipRanked Among the Top 15 Largest & Fastest-Growing AI Companies GloballyJoin Us in Our Journey from 40 Million to 100 Million Users!At EverAI, we are redefining the connection between humans and AI. With an impressive 40 million users and continuing growth, we are not just developing products — we are pioneering new categories.Our flagship offering is the largest AI relationship platform worldwide, transforming how millions experience companionship. This is supported by our proprietary moderation system, EverGuard — an advanced AI ensuring our platform is safe, ethical, and user-centric.And this is just the beginning!Our TeamWe are a vibrant and dedicated team of 75 driven individuals. Our founding members possess extensive entrepreneurial experience, having successfully built and scaled web products from inception to IPO.The OpportunityWe are not merely adding features; we are creating a transformative platform that will shape the future of AI interactions. If you are ready to lead innovative projects in LLM and Generative AI, we want you on our team!

Role overview Jobgether seeks a Lead Engineer based in the Netherlands to guide engineering projects from initial concept through delivery. This role shapes the technical direction of the team and ensures that software solutions meet client requirements. The Lead Engineer also mentors junior engineers and works closely with colleagues across functions. What you will do Oversee engineering projects, managing timelines and quality standards Mentor and support junior engineers to help them grow Work with cross-functional teams to enhance product features Integrate new technologies into current systems Develop software solutions that address client needs Requirements Proven experience leading technical projects and teams Strong skills in developing and maintaining software Ability to work effectively with cross-functional groups Located in the Netherlands

Join Our Team as an Engineering Lead!Are you an experienced leader with a passion for driving engineering teams towards building innovative, scalable products? Do you excel at merging technical prowess with architectural foresight? If you’re eager to spearhead the development of our existing SaaS platform alongside a cutting-edge AI-native product, we want to connect with you.About MobietrainAt Mobietrain, we offer a mobile-first, AI-enhanced performance enablement platform that empowers frontline workers. Our diverse team operates across the Netherlands, Belgium, and Italy, serving over 150 clients in sectors such as Retail, Hospitality, and Logistics. We are dedicated to transforming the way knowledge and communication influence the success of individuals and organizations.As we embark on an exciting new journey, we are not only enhancing our established product but also developing an AI-native solution that revolutionizes the learning, engagement, and performance of frontline employees. This role presents a unique opportunity to shape the architecture and strategic direction of both our current and future products as we scale.Your RoleAs the Engineering Lead, you will guide and expand our engineering team while establishing the technical vision necessary for our systems to meet future demands. This role requires a combination of leadership capabilities and deep technical knowledge in cloud technology, data management, and contemporary engineering practices. Collaborating closely with Product and AI teams, you will make strategic decisions that facilitate efficient development across all products, ensuring they are scalable and innovative.Key ResponsibilitiesLead & Mentor: Provide coaching to engineers, nurturing a culture of ownership and innovation, guiding the team to deliver high-quality solutions swiftly.Architect for Scale: Design and uphold a resilient, cloud-native architecture that supports multiple products and evolving AI-driven features.Shape the AI-Native Product: Collaborate closely with AI Engineers and Product Managers to ensure the new product is built on a strong technical foundation.Stay Hands-On: Engage in code and architecture reviews, stepping in for complex problem-solving where your expertise can provide significant advantage.Drive Quality & Delivery: Advocate for CI/CD practices, testing, monitoring, and performance standards to ensure reliable and scalable products.Collaborate Cross-Functionally: Work with Product, Design, and AI teams to align technical choices with business objectives and customer requirements.

As the Lead Electrical Engineer at Eurosort, you will be at the core of our Electrical Engineering team. You will guide and mentor our engineers, tackle complex technical challenges, and ensure that our electrical machine designs meet the highest quality standards. Your role is that of a hands-on 'Player-Coach': you will actively participate in projects while also being responsible for the growth and performance of your team.At Eurosort, you will find an informal organization where everyone can be themselves. Communication is direct, colleagues support each other, and ownership is highly valued. If you have an idea for improvement, you will have the freedom to implement it. Concurrently, you will coach and guide your team, helping them enhance their technical skills and independence.What We OfferStarting salary of up to €6,000 gross per month (based on a 40-hour workweek)A challenging role with significant responsibilities within a fast-growing international organizationPerformance-based bonus scheme that can reach up to 150% of your gross monthly salary30 vacation days per year based on a full-time contractAmple opportunities for personal and technical developmentAccess to training and coursesTravel expense reimbursement of €0.23 per km (€0.36 per km for business travel)70% contribution to your pension planEngagement in unique, high-tech machinery projectsA close-knit engineering team with short communication lines and an informal atmosphereWhat You Will DoAs the Lead Electrical Engineer, you will take technical leadership of the Electrical Engineering team. You will be the main point of contact for project managers, Project Lead Engineers, and other departments, ensuring that project execution and other tasks proceed smoothly, systematically, and to high-quality standards.In addition to your daily technical responsibilities, you will coordinate and mentor the team: motivating, supporting, and developing employees according to their needs. You will guide junior engineers in their development, enabling them to work independently and confidently. For senior engineers, you will assign challenging projects and opportunities to deepen and expand their expertise.Your involvement will span the daily project execution, from designing electrical schematics to reviewing designs and commissioning systems. At the same time, you will maintain oversight to ensure deadlines, quality requirements, and internal standards are met.A key part of your role will be the continuous improvement of all processes within the department. You will analyze and optimize workflows and practices to enhance efficiency, quality, and collaboration, fostering a culture of learning and improvement where both individual and team growth is prioritized.

airapps is hiring a React Engineer in Amsterdam to help improve user experience across its digital platforms. This position centers on building scalable and efficient applications using React and related technologies. Role overview This role focuses on developing features and solving technical challenges within the airapps product suite. The work involves collaborating with team members to deliver solutions that support a smooth and engaging user experience. What you will do Develop and maintain applications using React Work on projects aimed at improving digital user experiences Contribute ideas and solutions to technical challenges Requirements Experience with React and related technologies Interest in building scalable applications Strong problem-solving skills