Senior React Developer

At Norday, a strategic digital agency, we partner with sectors such as healthcare, public services, museums, and startups, empowering clients to lead in their domains. Our multidisciplinary team collaborates on digital projects that truly impact people's daily lives. If this resonates with you, you might be the React Developer we are looking for!What will yo…

Only candidates currently residing in the Netherlands will be considered.At Alphacomm, we empower major European corporations to enhance their financial stability and unlock new revenue opportunities. Our expertise lies in boosting average revenue per user, mitigating fraud in online transactions, and minimizing the risks associated with non-payments and late payments. Operating from our offices in Romania, Rotterdam, the UK, and Germany, we are a trusted partner for numerous large organizations across Europe. Our unique blend of experience and strategic insight enables us to support our clients in securing their revenue while enjoying a collaborative work environment.We are in search of a talented Front-End Developer proficient in building component-based applications using React and Redux.You will collaborate closely with design, product, and backend teams to create fast, accessible, and reliable user experiences for our clients.Our core values include:CareEyes on the prizeThink differentlyWalk the talkHave funKey Responsibilities:Develop, enhance, and maintain reusable components using React and TypeScript.Manage complex state using Redux (including RTK, slices, async thunks, and selectors).Integrate with RESTful APIs and effectively manage asynchronous flows (loading, error states, retries, optimistic updates).Convert Figma designs into high-performing, responsive, and accessible user interfaces.Ensure compatibility across different browsers and devices while maintaining UI consistency across various products.Work with product, design, and backend teams to refine requirements and enhance user experience.Write clean, maintainable code and actively participate in code reviews and technical discussions.Adhere to accessibility standards (WCAG) for all user-facing features.Create unit and integration tests for critical workflows (checkout, login, forms, API interactions).

OverviewJoin Esri as a Senior Business Development Manager, where you will engage with distributors and partners to co-sell and advocate for the adoption of Esri technology across Europe. Leverage your extensive experience in enterprise sales and multi-channel software business development to enhance the utilization of geographic technology in the region. You will collaborate closely with Esri's distributor and partner network to assist customers in optimizing and expanding their adoption of Esri technology, identify new growth opportunities, and provide the expertise necessary to realize their mission and vision.ResponsibilitiesDrive Opportunities: Clearly communicate business value to customers and distributors across diverse scopes within the region, fostering opportunities and maintaining a robust pipeline in new business lines and market segments. Proactively promote value and growth among distributors, customers, and Esri.Strategic Thinking: Effectively engage with executives and key stakeholders through expert presentations and negotiations. Utilize strong global and financial acumen to contribute to the strategic growth plan for the region, demonstrating comprehensive knowledge of Esri technology and its GIS value propositions.Collaborative Partnership: Establish and sustain long-term relationships with customers and distributors. Lead impactful meetings that generate innovative ideas, influencing stakeholders through clear communication at all business levels. Share knowledge and mentor team members actively.Results Orientation: Take the lead in 'Executive Review' meetings with distributors to finalize enterprise agreement terms. Exhibit the ability to navigate competitive situations, displacing rivals through informed research and industry expertise.

Are you eager to shape the future of cities and regions while leading your own projects? As a Senior Advisor at DZP, you will navigate between strategy and execution. One day, you might be crafting a vision for a city center, and the next, launching a pilot project or building support among business owners and local authorities.Your work will focus on urban economic issues, city center development, industrial estates, circularity, and mobility. You’ll actively leverage your network and seamlessly engage with various stakeholders, ensuring that plans are not just ideas but actualized outcomes.At DZP, you will be part of a compact team of 22 colleagues, enjoying significant autonomy: hybrid working, flexible scheduling, and the ability to acquire your own projects. You can earn a salary of up to €7,000 gross per month, along with bonuses and excellent benefits.If you have experience with complex spatial-economic challenges, a strong network, and a commercial mindset, apply now and see how your influence can lead to impactful results!

Esri is seeking a highly experienced Senior Business Development Manager specializing in National Security to join our dynamic team in Rotterdam. In this pivotal role, you will leverage your extensive knowledge and expertise to drive strategic initiatives and forge strong relationships within the national security sector. Your contributions will help shape the future of spatial analytics and geographic information systems (GIS) in governmental and defense applications.

HighlightsRelease updates multiple times a day.Receive recognition and credit for your contributions.Your impact is directly visible and significantly enhances port logistics.Mission OverviewIn this pivotal role, you will lead sprints and epics while being an integral part of one of our agile scrum teams. As a scrum team member, you will analyze, construct, test, and deploy innovative software solutions. Your passion for development drives you to contribute actively to the coding process.You are a Java developer who passionately discusses your field and keeps abreast of the latest industry advancements. You embody innovation and are continually seeking smarter solutions, which you share with your colleagues.

Are you an experienced development professional eager to make a significant impact? Do you excel in collaboration with a creative approach? With your extensive knowledge and experience, can you maintain a strong overview and tackle complex challenges involving multiple stakeholders? Are you adept at inspiring and aligning all parties involved? If so, we want to hear from you!Your RoleAs an Area Developer at Dura Vermeer, you will successfully steer complex, often urban projects. You will transform existing buildings, raw sites, or ready-to-build locations into vibrant residential and commercial areas, potentially in various phases. Your responsibilities will include managing concepts, timelines, finances, and collaboration with partners and stakeholders. You will also represent Dura Vermeer in collaborations or participations. Working closely with your internal colleagues, such as concept developers and project developers, you will ensure our positions and developments progress smoothly, empowering our project developers to start with the right foundations.Your responsibilities will include:Collaborating with various stakeholders including development partners, municipalities, designers, advisors, and clients.Managing concepts, impact, finances, planning, and risks.Structuring collaborations effectively.Ensuring the right conditions are met, such as commitment from parties and appropriate contractual agreements.Accelerating processes through effective communication and decision-making.Facilitating a smooth handover of projects to project developers.Dura Vermeer's Focus on Real EstateDura Vermeer has ambitious goals as a developer. Our portfolio features challenging (area) developments with distinctive concepts, primarily located in urban settings. Our area of operation spans Zuid-Holland, where we embrace urban challenges and aim to add maximum value to our plans. This results in projects where you can truly impact urban planning, architecture, sustainability, and social cohesion.As an organization, we are growing towards a branch that annually acquires and sells 800 homes with risk-bearing capacity. This means we take on significant responsibilities in the development process.

Overview At Esri, we empower our senior business development managers to engage with distributors in co-selling and advocating the utilization of Esri technology. We encourage you to leverage your enterprise sales and multi-channel software development expertise to deliver geographic technology solutions tailored for the national defense, intelligence, and security agencies across Europe. Collaborate closely with Esri's distributor network to enhance customer experiences, drive technology adoption, identify new growth opportunities, and provide critical insights that align with their missions and visions. Responsibilities Drive Opportunities: Articulate business value to customers and distributors across diverse markets in Europe, creating new business opportunities and market segments. Proactively enhance value and growth for distributors, customers, and Esri. Think Strategically: Effectively communicate, present, and negotiate with executives and key stakeholders. Utilize robust global and financial acumen to contribute to the region's business and strategic growth plans. Showcase expert knowledge of Esri's product components, applications, and GIS value propositions relevant to Europe. Partner with Others: Cultivate and maintain enduring partnerships with customers and distributors. Facilitate impactful meetings that generate valuable ideas and influence stakeholders at all levels. Share expertise and mentor team members actively. Drive Results: Lead the 'Executive Review' with distributors to finalize enterprise agreement terms. Demonstrate the capacity to navigate competitive environments and leverage advanced industry knowledge to outmaneuver competitors.

Speechify helps people listen to articles, documents, and books wherever they are. The company’s tools support deeper, faster, and more enjoyable learning. As a leader in its field, Speechify continues to grow quickly, much like streaming services have shaped audio entertainment. About the Role The Core Experiences Team at Speechify is looking for a Senior Software Engineer in Rotterdam. This team builds and maintains the core services and SDKs that power the Speechify experience across platforms. The position suits engineers who enjoy working where product and infrastructure meet, and who care about building reliable APIs and efficient systems that improve how users interact with Speechify. What You Will Do Work with Product Teams to define project scopes, improve processes for faster customer feedback, and balance integration and UX trade-offs to deliver strong solutions through the cross-platform SDK. Improve current features by designing efficient abstractions and algorithms for faster load times and smarter parsing. Build cloud functions, lightweight backend services, and jobs using Kotlin. Location This role is based in Rotterdam, Netherlands.

Role overview Keylane seeks a Senior Java Software Engineer to join its Rotterdam office. The position centers on designing and building software that serves the financial sector. Responsibilities include both creating new applications and enhancing existing systems to support evolving business needs. What you will do Design and develop software solutions using Java Collaborate with a team of experienced engineers and professionals Support projects that have a direct effect on financial services and products Location This role is located in Rotterdam, South Holland, Netherlands.

KPN seeks an Oracle Developer to join the team in Rotterdam. This position focuses on designing, implementing, and refining Oracle database solutions that support both current projects and the organization’s long-term technical stability. Collaboration with colleagues from various departments is central to this role. Main responsibilities Create and maintain Oracle database systems that fit business requirements Improve database performance and ensure ongoing reliability Partner with teams across the company to achieve project objectives Support the evolution of KPN’s technology stack through continuous improvement Work location This role is based in Rotterdam.

At Freeday, we are dedicated to creating digital employees that streamline repetitive tasks, allowing individuals to focus on what truly matters. Our customer portal is expanding rapidly, and we’re eager to take the next steps in our journey. Therefore, we are in search of a talented Frontend Developer to join our mission.We require someone who has an eye for detail and can enhance user interfaces to create seamless experiences. You should be capable of transforming rough concepts or partially completed tasks into visually appealing and functional designs. We value independence and creativity, and we provide the environment for you to excel alongside a team that thrives on collaboration.Your ResponsibilitiesYou will primarily enhance our customer portal and occasionally contribute to our webchat improvements. As the portal continues to grow, your contributions will be significant. You will help us transition from version 1 to version 2, participating in a team that implements features efficiently and thoughtfully.Collaborating closely with our UX designer and fellow developers, you will:Develop and refine clean, responsive, and user-friendly components.Identify design inconsistencies and propose innovative solutions.Coordinate with backend and product teams to adapt to shifting priorities.Design features that are visually appealing and user-centric.Establish structure and consistency in fast-paced projects.This position is ideal for someone who finds joy in creating and refining real products within a dynamic company. While you don’t need to have all the answers, a curious mindset and a proactive attitude towards learning and questioning will be essential. We encourage you to voice your thoughts and ideas.Why Choose Freeday?We are a tech scale-up based in Rotterdam with ambitious goals and a high-performance team. We value in-person collaboration, as we believe that great ideas often stem from informal interactions rather than prolonged meetings.At Freeday, you’ll work with a team committed to building something meaningful. We prioritize a culture free from egos and corporate jargon, focusing instead on utilizing AI to address real challenges while continuously improving ourselves.What We Offer YouA role where your influence is evident and your contributions matter.A team filled with intelligent and motivated individuals.A competitive salary, pension plan, laptop, and travel allowance.An office located just 5 minutes from Rotterdam Central Station.Opportunities to grow, experiment, and learn from mistakes.Regular social events, team-building activities, and plenty of fun.

Mendix is committed to revolutionizing the application development landscape by simplifying the creation process. Our platform empowers all stakeholders in an enterprise's digital transformation—business analysts, web developers, software engineers, and even executives—to actively contribute to developing superior applications more efficiently. Our mission is clear: to shape the future of software development.Explore our Customer Stories to discover the diverse range of software solutions that organizations around the globe have built using our platform.Join Our Innovative TeamIn this pivotal role, you will define the systems, tools, and architectural frameworks that underpin our platform. Your contributions will enhance end-user experiences from design to runtime and drive initiatives that innovate our systems. Your work will significantly influence the productivity and innovative capabilities of the development community, fostering a collaborative future in application development.If you thrive on challenges and possess the courage to tackle complex issues that others may shy away from, this position is perfect for you. We value your technical expertise, initiative, and ability to inspire others on our journey towards excellence.

About UsAt Portbase, we are dedicated to enhancing the logistics and supply chain landscape through innovative technology solutions. Our platform team plays a crucial role in this mission, focusing on the continuous improvement of our platform architecture.Position OverviewWe are seeking a skilled Java Developer to join our Platform Team. In this role, you will utilize your expertise in public cloud environments, preferably AWS, to develop software services that empower our feature and domain teams. Your contributions will be vital in automating platform services and pushing the boundaries of best practices within the logistics sector. Collaboration is key; we encourage you to share your knowledge and energy across various technologies, fostering growth together!Your ResponsibilitiesContinuously enhance the platform architecture.Collaborate within a T-Shaped model, developing deep expertise while maintaining broad knowledge across other areas.Work with the latest tools and technologies to enrich our tech stack.

Join Treatwell, a leading online platform revolutionizing the beauty and wellness industry, as a Business Developer. In this pivotal role, you will drive growth by identifying new business opportunities, building relationships with partners, and enhancing our market presence. We are looking for an enthusiastic individual who is passionate about connecting businesses and customers in the beauty sector.

dept offers an internship for a Backend Developer in Amsterdam or Rotterdam. This position gives aspiring developers the chance to gain hands-on experience and learn from seasoned professionals. Role overview The internship centers on supporting backend development for active projects. Interns will join a team of experienced colleagues and take part in real-world software work. What you will do Assist in building and maintaining backend systems for ongoing projects Collaborate with a team of skilled professionals Share ideas and contribute code to development efforts

Are you eager to contribute to innovative digital solutions that enhance the efficiency of the Dutch transport chain?As a Full-Stack Developer in our Team Hinterland, you will play a vital role in developing software utilized daily by carriers, terminals, depots, and various logistics partners. This position is ideal for those who thrive on creating clean and scalable front-end applications while delving into the backend systems that support them.

About Hunter Douglas Hunter Douglas is a global leader in window coverings and architectural products, with a history spanning more than 100 years. The company’s brands, including Luxaflex®, are known for quality, style, and functional design, found in homes and commercial spaces around the world. As the European market leader in customized window covering solutions, Hunter Douglas Europe focuses on products that combine engineering, design, and manufacturability from concept to production. Role Overview: Junior Product Development Engineer Location: Rotterdam Hunter Douglas is looking for a motivated Junior Product Development Engineer to join the team in Rotterdam. This role offers hands-on experience in product development within an international setting. Main Responsibilities Assist with developing new products and components from initial idea to industrialization. Create and update 3D CAD models and production drawings. Support technical calculations, testing, and product validation. Help manage production processes and ramp-ups. Work to improve functionality, quality, and manufacturability of products. Collaborate with international engineering colleagues, including teams in Germany and other locations. Coordinate with the documentation team to ensure accurate assembly and installation manuals. Engage with product management, production, purchasing, and marketing teams. What We’re Looking For Bachelor’s or Master’s degree in Mechanical Engineering or Industrial Design. 0–3 years of relevant experience (recent graduates welcome). Interest in product development and manufacturing processes. Proficiency in 3D CAD software (experience with Creo is a plus). Proactive, detail-oriented, and a strong collaborator. Fluent in English; Dutch and/or German skills are a plus. Why Join Hunter Douglas? The company values creativity, intelligence, and a willingness to take on challenges. Employees benefit from competitive compensation and development opportunities in an entrepreneurial environment that recognizes individual contributions.

dept is offering a Mobile Development Internship based in either Amsterdam or Rotterdam. This position gives interns the chance to work alongside experienced developers and participate in real-world projects, all while building practical skills in mobile technology and application development. What you will do Work closely with the mobile development team on current projects Develop hands-on skills in mobile app creation and problem-solving Learn directly from professionals with industry experience Who we’re looking for Interest in mobile technology and developing applications Openness to learning and tackling new challenges Comfort working within a collaborative, team-focused environment Location This internship is based in Amsterdam or Rotterdam.

DEPT® is a Growth Invention company that partners with well-known brands worldwide. The team includes more than 4,000 specialists delivering services in Brand & Media, Experience, Commerce, CRM, and Technology & Data. Clients include Google, Lufthansa, Meta, eBay, and OpenAI. Since 2021, DEPT® has held both B Corp and Climate Neutral certifications. This Frontend Developer Internship is part of the Experience & Engineering team based in Amsterdam or Rotterdam. The team blends technical expertise with design to create digital experiences for brands such as Gant, Inter Milan, bol.com, and Just Eat Takeaway. What you will do Take part in the DEPT® Campus talent program, where hands-on projects help build frontend development skills. Attend professional training sessions, masterclasses, and workshops that introduce the latest technologies. Receive guidance from a dedicated mentor who offers coaching and feedback tailored to your growth. Work alongside a group of over 40 developers, sharing knowledge and supporting each other's progress. Contribute to real development work from day one, no coffee runs or administrative chores. Requirements Currently living and studying in the Netherlands. This is a requirement for the internship.