Full Stack Developer - React & Java (REF5388W)

Job Overview Join Creative Chaos as a Principal Full Stack Engineer specializing in Node.js and React. In this pivotal role, you will spearhead the development of both server-side and client-side applications across diverse software platforms. Your expertise will be crucial in crafting Restful APIs and dynamic front-end interfaces. As a Principal Engineer, you'll ensure that our applications meet the highest standards of functionality, security, and performance, while maintaining a bug-free environment. You will also play a vital role in mentoring junior engineers and fostering team growth through effective training initiatives.Key Responsibilities Analyze and translate business requirements into technical specifications. Provide accurate estimates for assigned tasks. Write high-quality code and comprehensive unit tests. Collaborate effectively with cross-functional teams. Optimize code for security and performance enhancements. Maintain and troubleshoot existing systems. Keep issue tracking software updated. Communicate project status to stakeholders. Manage code versions using version control systems. Conduct research on emerging technologies. Lead and mentor a team of software engineers. Enhance team members' skills through training and guidance. Participate in the recruitment process for new team members.

Are you ready to revolutionize the way the world innovates? At Formlabs, we are dedicated to developing cutting-edge tools that empower anyone to transform their ideas into reality, from advanced products to critical medical devices. Our pioneering 3D printing technology is a catalyst for innovation across more than 50,000 industry leaders globally, including esteemed companies like Apple, Google, Tesla, New Balance, and NASA. Together, we are redefining the processes of design, prototyping, and manufacturing, making them faster and more efficient than ever. As a pivotal member of the team behind FormNow, a groundbreaking new product set to reshape access to manufacturing and prototyping services, you will have a unique opportunity to influence this zero-to-one product from its inception. You will tackle complex challenges utilizing a modern tech stack. This position is ideal for an engineer passionate about building solutions from the ground up and eager to solve intricate problems in a novel domain. While your primary focus will be on this innovative project, you will also have the chance to contribute to our established, large-scale web platforms. If you are excited about creating products that enable others to innovate, we want to hear from you!

Join our dynamic team at Louis Dreyfus Company as a Lead Full-Stack Developer, where you will play a pivotal role in driving innovative solutions and shaping the future of our technology landscape. In this exciting position, you will lead a team of talented developers, overseeing the design, development, and implementation of cutting-edge web applications that enhance our operational efficiency.As a Lead Full-Stack Developer, you will be responsible for collaborating with cross-functional teams to define project requirements, architecture, and timelines. Your expertise in both front-end and back-end technologies will empower you to mentor junior developers and foster a culture of learning and growth within your team.

Company Overview:Zocks is an innovative AI startup backed by venture capital, dedicated to revolutionizing financial services and other sectors that prioritize security and privacy. Our founding team has extensive experience in developing real-time communication products and enterprise platforms, having worked with industry giants like Twilio, IBM, Microsoft, and Hearsay Systems. We harness the power of AI to connect human interactions with enterprise systems, beginning with the financial sector.Our mission is straightforward yet impactful: to transform business operations and streamline processes that often hinder efficiency. Our cutting-edge platform enables seamless communication while capturing essential information, allowing our clients to minimize data entry, enhance operational efficiency, and focus on what truly matters—their customers.Location: Budapest, XI. (On-site Monday to Thursday, Remote on Fridays)We are currently seeking a Senior Full Stack Engineer with a minimum of 4 years of experience to join our vibrant team of developers. As we grow and adapt, we are looking for an individual who can inject fresh ideas, bring advanced technical expertise, and share our commitment to innovation. In this pivotal role, you will contribute significantly to advancing our projects, enhancing our product suite, and addressing the complex needs of our clientele.

Join our dynamic team at mpsolutions as a Full Stack Web Engineer, where you will contribute to the creation and advancement of a cutting-edge, event-driven platform. Your role will encompass the design and delivery of features across the technology stack, with a particular focus on asynchronous architectures and event streaming.We foster an innovative environment that encourages the use of advanced coding tools (such as Cursor and Claude) to enhance productivity and code quality during development.Your Responsibilities:Develop and maintain backend services utilizing NestJS (Node.js/TypeScript)Create responsive and maintainable frontend applications with Angular or ReactDesign and implement event-driven and asynchronous flows, including messaging patterns and stream processingEngage with Kafka topics, producers/consumers, schemas, and delivery semantics (e.g., retries, idempotency)Collaborate on system design, API contracts, observability, and performance optimizationContribute to engineering best practices: clean code, code reviews, automated testing, and CI/CD

Join SEON, a leader in fraud prevention and Anti-Money Laundering (AML) compliance, where we empower businesses globally to combat fraud and safeguard their revenue. Utilizing over 900 real-time, first-party data signals, our platform enhances customer profiles, identifies suspicious activities, and optimizes compliance workflows, all from a single interface. Our innovative solutions have enabled clients to achieve a remarkable 95% reduction in fraud and a staggering 32x return on investment (ROI). As we expand rapidly, our collaborations with forward-thinking digital brands like Revolut, Wise, and Bilt continue to drive our success.We are seeking a Senior Full-Stack Engineer who not only possesses robust software engineering skills but also embodies a mentoring spirit to assist our engineering teams and collaborate with our technical leadership. At SEON, we embrace a product-led growth strategy.The Customer Platform Team is at the core of SEON’s operations: we design and develop essential services that support the entire SEON ecosystem along with the primary application used by customers. Our ongoing mission includes enhancing user experience and workflow for our clients by continuously adding innovative features that bolster their fraud analysis capabilities. Responsibilities encompass core functions such as backend and frontend development, research and development, design, and database management.This position offers flexibility and is based in our Budapest office with a hybrid work schedule.

At SEON, we are at the forefront of fraud prevention and AML compliance, empowering businesses globally to combat fraud, mitigate risks, and safeguard their revenues. With access to over 900 real-time, first-party data signals, SEON enhances customer profiles, identifies suspicious activities, and simplifies compliance processes, all from a single platform. Our innovative solutions deliver richer data and quicker insights than any other competitor, leading to a remarkable 95% reduction in fraud and a 32x return on investment for our clients. We are experiencing rapid growth, forming partnerships with leading digital brands like Revolut, Wise, and Bilt.As a Senior Full Stack Engineer at SEON, you will leverage your advanced software engineering skills while also mentoring and guiding our engineering teams in collaboration with our leadership. Our approach is centered on product-led growth.Join our ID Verification Team, which is crucial to our expanding product offerings. You will oversee the development of our ID verification services, including backend components, SDKs, and customer-facing platforms. As we transition our current beta product into a core element of SEON's fraud analysis suite, our focus will be on continuous feature enhancements and pioneering improvements to optimize our clients' fraud prevention processes. Your work will encompass frontend development (React-based SDK and admin dashboard), backend development (Node.js and AWS Lambda functions), database design (Postgres), and crafting solutions for complex technical challenges.This position is based in our Budapest office and offers a hybrid work model.

Join our dynamic team as a Senior Full Stack Software Engineer specializing in Fleet Control Software. In this pivotal role, you will leverage your expertise in both front-end and back-end technologies to design, develop, and maintain robust software solutions that enhance fleet management systems. Your contributions will directly impact our operational efficiency and customer satisfaction.

Join the dynamic team at Louis Dreyfus Company as a Senior Full-Stack Developer. In this pivotal role, you will leverage your expertise in both front-end and back-end development to create innovative software solutions that drive our business forward. You will collaborate closely with cross-functional teams to design and implement cutting-edge applications that enhance user experience and operational efficiency.

Join the dynamic team at Louis Dreyfus Company as a Junior Full-Stack Developer. In this exciting role, you will work collaboratively with experienced developers to design, develop, and maintain innovative web applications. This position is perfect for recent graduates who are eager to learn and grow in a fast-paced environment.

Join a globally recognized, stable financial technology company that specializes in delivering digital payment and transaction processing solutions worldwide. Our primary focus is on serving the commercial and service sectors with secure, scalable, and highly available systems that facilitate electronic payments.Our organization is highly technology-driven, building on modern cloud and data platforms and operating in enterprise environments with business-critical applications. We place significant emphasis on cybersecurity, compliance, data protection, and continuous innovation.

Join the Deutsche Telekom IT Solutions team as a Senior Full-Stack Developer and be a key player in enhancing the Telekom Distribution Partner Portal (T-VPP), the go-to platform for both internal and external sales of Deutsche Telekom products. This platform empowers our distribution partners to effectively market fixed-line and mobile products through a streamlined web interface and robust B2B web service integrations.We are seeking an experienced developer with a strong background in backend development, with over 80% of your work focusing on enterprise services, integrations, security, and data processing. The role will also involve occasional frontend development tasks, making it a well-rounded opportunity for a skilled developer.Your Key Responsibilities:Engage in backend development with Spring-based enterprise applications (80%)Integrate internal and external systems utilizing REST and SOAPDesign and implement secure APIsProvide production support, monitoring, and performance optimizationParticipate in frontend development using JSF, React, or Angular (approximately 20%)

Join our dynamic team as a Mid-Senior Full-Stack Developer at Louis Dreyfus Company in Budapest. In this role, you will be responsible for designing and implementing robust web applications across the full stack, ensuring top-notch performance, and enhancing user experience. Collaborate with cross-functional teams to deliver high-quality software solutions and contribute to our innovative projects.

Join our rapidly expanding IT service firm, renowned for its international presence and commitment to delivering exceptional IT project and operational services. Founded in Budapest, we strive to provide top-notch solutions for both local and global clients. Our strategic goal is to consistently broaden our service offerings, enhancing support for our internal partners and external customers alike. With the backing of our parent companies, we ensure a stable environment and ample professional growth opportunities. Our innovative, international setting presents exciting challenges while fostering continuous development and career advancement. Architect, develop, and sustain high-quality .NET applications within the ShopFloor sphere using technologies such as ASP/C#, Entity Framework, Blazor, HTML5, CSS3, Javascript/Typescript, MsSQL/Oracle/NoSQL, IIS, and Nuget. Engage with functional teams to delineate project requirements clearly. Enhance code for performance and scalability, emphasizing quality and security. Oversee and resolve application issues efficiently. Facilitate the migration of legacy applications to modern architectures and solutions. Produce meticulous documentation for development processes. Guide and mentor fellow developers. Requirements: Degree in IT or related field or equivalent training. A minimum of 8 years of professional experience as a .NET developer. At least 3 years of experience in UI development utilizing modern frameworks. Cultural awareness and a readiness to travel. Proficient English language skills. Desirable Skills: Experience in API development, particularly for ShopFloor applications. Familiarity with IoT or PLC software development is a plus. Knowledge of microservices development, containerization, and orchestration technologies such as Docker, Kubernetes, and PotMan. Experience with modern version control and package management solutions: SVN, Git, NPM, NodeJS, Nuget. Proficiency in using and configuring Jenkins. Experience in SAP development. Conversational proficiency in German is a plus. Benefits: Take on a pivotal and rewarding role with significant visibility. Become part of a unique growth trajectory that offers exceptional development and career prospects. Gain valuable insights into the defense and automotive sectors. Leverage our extensive network of over 40,000 talented colleagues globally. Participate in various professional training sessions and events. Enjoy a flexible international work environment with an official office in Budapest, complemented by the possibility of up to 90% remote work.

Lead Principal Java Engineer – Football TeamSalary Banding: HUF 1.8M - HUF 2.5M per monthContract: Full-Time, PermanentWorking Location: Hybrid, minimum 2 days a week in the officeOffice Location: BudapestJoin Our Innovative Team as a Principal Java Engineer at Hawk-Eye InnovationsHello! I’m Peter Laszlo, the Backend Discipline Lead, and I’m thrilled to invite you to apply for the Principal Java Engineer position within our Football Team at Hawk-Eye Innovations. If you are enthusiastic about designing scalable backend systems and wish to contribute to high-impact projects for FIFA and UEFA, this might be the perfect opportunity for you.Your Day-to-Day ResponsibilitiesIn your role as a Principal Java Engineer in our Football Backend Team, you will be pivotal in architecting, developing, and enhancing data-intensive backend services that support live football events. Our team is responsible for managing data feeds, event-driven processing, and cloud-based infrastructure to provide real-time insights to global football leagues and partners.You will thrive in an agile setting, working closely with engineers across our football backend team. Given the high-profile nature of our work, we operate in a dynamic environment where efficiency and scalability are crucial to our success.What We CherishAt Hawk-Eye, we foster a culture of collaboration, ownership, and innovation. We aim to create an atmosphere where engineers can make meaningful contributions, tackle challenging problems, and enhance their skills. Given our fast-paced work environment, we value engineers who can adapt swiftly, take initiative, and engage in mission-critical projects from day one.Core ResponsibilitiesDesign, optimize, and maintain backend services using Java (Spring Boot)Participate in design decisions for both new and existing projectsWork on football-related data pipelines that support FIFA, Serie-A, and UEFA operationsDeploy and scale applications in AWS (ECS, Lambda, S3, DynamoDB, etc.)Enhance system observability, ensuring real-time monitoring and logging using tools like DatadogEngage with event-driven architectures, utilizing message queue systems

About the Role Wise is looking for an Engineering Lead to guide the Business Onboarding team in Budapest. This position focuses on improving how businesses join and use Wise, with a hands-on approach to shaping technical solutions and processes. What You Will Do Lead and mentor an engineering team dedicated to business onboarding projects Drive technical decisions and maintain high standards for code quality Collaborate closely with product and design to deliver smooth onboarding experiences Support the integration of Wise services for new business users Location This role is based in Budapest.

Role Overview Betsson Group is hiring a Lead Data DevOps Engineer to guide the Data DevOps team in Budapest. This position focuses on team leadership, technical direction, and ensuring smooth data operations within an agile setup. Key Responsibilities Lead and mentor a team of Data DevOps professionals. Work closely with cross-functional teams to align data operations with business needs. Shape and improve data architecture and data pipelines. Implement and promote strong data management and DevOps practices. Streamline workflows to deliver insights that support company goals. Location This role is based in Budapest.

Join our team as a Lead Data Engineer and play a pivotal role in shaping data engineering strategies at DEPT®. Our hybrid work environment spans across vibrant cities including Budapest, London, Manchester, Amsterdam, Rotterdam, Dublin, Zagreb, and Split.At DEPT®, we empower the world’s most ambitious brands to accelerate their growth, blending technology and marketing through our expert team of over 4,000 specialists. We are proud to partner with industry leaders such as Google, Lufthansa, Meta, eBay, and OpenAI, and have maintained our B Corp and Climate Neutral certifications since 2021.In our Data & AI practice, we are dedicated to producing groundbreaking work that leverages Data & AI across various sectors. As a member of our EMEA Data craft team, you will collaborate with data strategists, scientists, and analysts to tackle complex challenges faced by beloved global brands.As a Lead Data Engineer, you will guide your team in delivering innovative, enterprise-scale data solutions, combining your technical expertise with strong business insights to meet client objectives.

The Sportsbook division is expanding rapidly, and we are on the lookout for a talented Backend Engineering Tech Lead to join our innovative team. At Betsson, our world-class Sportsbook platform is developed entirely in-house, and we pride ourselves on our cutting-edge technology and agile approach to sports betting solutions. As we grow and enter new markets, we remain committed to providing an exceptional B2B sports betting experience across various regions.Life at Betsson is akin to a thrilling rollercoaster ride, filled with excitement and challenges. With over 2,800 employees from more than 75 nationalities, our diverse global workforce operates from five tech hubs located in Malta, Budapest, Stockholm, Tallinn, and Athens. If you thrive in an environment that fosters innovation and collaboration, you will fit right in.As a key player in our Sportsbook Technology team, you will help shape the future of our platform, which serves over 20 brands and offers a comprehensive sports betting experience. Your expertise will ensure that we deliver outstanding performance, functionality, and user experiences in the iGaming industry.