Front-End Developer

2ntelekomunikaceas seeks a Kotlin/Java Developer to join the team in Prague. This role centers on building and improving applications that support the company’s products. What you will do Write software using Kotlin and Java Contribute to applications that enhance and expand the product lineup Collaborate with colleagues to solve technical challenges and deliver dependable solutions Requirements Hands-on experience with Kotlin and Java Interest in developing scalable software Ability to work effectively with others toward shared objectives This position offers the chance to build reliable software as part of a collaborative team at 2ntelekomunikaceas.

JetBrains has developed tools for software teams since 2000. By automating routine checks and corrections, JetBrains products help developers focus on building and shipping software. The goal: make development more productive and creative. Role overview This Backend Customer Success Engineer role centers on supporting engineering teams as they adopt Kotlin for backend development. The position focuses on helping organizations successfully bring Kotlin into production environments. What you will do Guide organizations through the process of moving from Java to Kotlin, assisting with migration, integration, and scaling. Troubleshoot technical challenges that arise during the transition and support teams as they progress from initial experimentation to stable production use. Work with potential users to clarify how Kotlin adoption works and help design migration plans that fit their specific needs. Locations Amsterdam, Netherlands Berlin, Germany Munich, Germany Prague, Czech Republic Remote, Germany

Join Our Team at Valka.aiAt Valka.ai, a pioneering spin-off from the esteemed Realms Group, we are dedicated to transforming how individuals create and engage with digital content. Our vision is to ensure that content goes beyond mere consumption; it should be co-created in real time, merging imagination with reality. Leveraging state-of-the-art AI technology, we are developing an interactive platform that allows virtual characters to respond dynamically to users' voices, text, gestures, and more.This is an exciting opportunity to collaborate with a diverse team of innovators who are passionate about redefining the landscape of generative content. Together, we aim to shift the experience from passive viewing to active participation, unlocking new avenues for creativity across gaming, entertainment, education, and beyond.

Join Filevine, a pioneering force in Legal AI, where we integrate Legal Operating Intelligence to revolutionize the future of legal work. Our singular system of truth unifies data, documents, workflows, and teams into a cohesive platform, ensuring modern legal operations are executed with precision and transparency.Our flagship product, LOIS (Legal Operating Intelligence System), transforms legal operations from being reactive to proactive. LOIS comprehends and analyzes your data to uncover insights, automate complexities, and empower legal professionals to enhance their efficiency and effectiveness. With a team of outstanding collaborators and innovators, Filevine is recognized among the fastest-growing and most innovative technology firms in the industry, earning accolades from Deloitte and Inc. for our groundbreaking contributions.Role Summary:As a Senior Product Engineer (React Native), you will spearhead the design and development of high-performance mobile applications for both iOS and Android platforms. This role offers significant autonomy, focusing on advancing mobile architecture, ensuring superior code quality through rigorous testing and peer reviews, and tackling complex challenges throughout the mobile development lifecycle.

Groupon is a dynamic marketplace where customers uncover exciting new experiences and services every day, empowering local businesses to thrive. With over a million merchant partners globally, we connect more than 16 million customers to amazing deals across diverse categories. In a market often dominated by e-commerce behemoths, Groupon distinguishes itself as one of the few platforms genuinely committed to driving local business success on a performance basis.We are on a transformative journey, relentlessly pursuing results while fostering a culture that inspires innovation, rewards risk-taking, and celebrates success. Despite our global presence with thousands of employees, we maintain a close-knit culture where one individual can make a significant impact. We embody the "best of both worlds"; large enough to provide resources and scale, yet small enough to allow personal autonomy and meaningful contributions.About the Role Join Groupon’s next chapter, driving AI-powered innovation from either Valencia or Prague.Are you a hands-on technical leader prepared to shape the future of B2B platforms? This is a pivotal moment for Groupon as we aggressively pursue an AI-first strategy and modernize our technology stack. As the new Backend Engineer for Deal Management, you will architect, develop, and enhance systems that empower local businesses globally, building from the ground up.

Join us in transforming the data storage industry with cutting-edge technology! At Pure Storage, you will collaborate with a dynamic group of innovators to shape the future of storage solutions.Ready to make a significant impact? If you're passionate about technology and eager to leave your mark in an exciting environment, we invite you to be part of our journey!YOUR ROLEAs a Java Software Engineer on our Quality Engineering (QE) team, you will play a critical role in architecting seamless global fleet management solutions. Located in our vibrant Prague R&D Center, you will develop cloud-native infrastructure and essential services that simplify complex data management for our customers. Collaborating with cross-functional teams, you will transform advanced machine learning models and RESTful APIs into intuitive and secure user experiences. Your goal is to enhance our SaaS platform into a self-sustaining, intelligent ecosystem that redefines modern service delivery.KEY RESPONSIBILITIESFull-Lifecycle Engineering: Design, develop, and operate high-performance processing services while enhancing the security and interoperability of our global SaaS platform.Developer Tooling Innovation: Build and maintain internal tools that streamline development processes and elevate the developer experience across the unit.Quality Architecture Leadership: Spearhead end-to-end testing strategies to ensure our "unstructured data" solutions remain robust against evolving security threats.Platform Modernization: Explore emerging technologies and cloud solutions to create cost-effective representations of customer data, maintaining 24/7 availability.Collaborative Impact: Work closely with stakeholders to translate business needs into production-ready solutions.

Join us in revolutionizing the data storage industry as we venture into an exhilarating domain of technology. At Pure Storage, your innovative thinking will be at the forefront of our mission, allowing you to grow alongside the brightest minds in the industry.This role is about making a meaningful impact in the tech world, where opportunities abound for those ready to leave their mark. If you're eager to be part of this exciting journey, we invite you to apply! THE ROLEBecome a vital member of our Digital Experience (DX) business unit, where you will shape the future of intelligent, cloud-native fleet management solutions for our clients. Your contributions will simplify operations through the development of scalable SaaS platforms that integrate AI, security, and automation. You will engage in all phases of the application lifecycle, from Pure IAM to Pure1 Manage, working in collaboration with cross-functional teams to convert business needs into robust, production-ready systems.WHAT YOU'LL DOLead the comprehensive design, development, and operation of mission-critical processing services, ensuring a seamless, secure, and compliant data flow between edge devices and the Pure1 cloud platform.Collaborate with Product and Architecture teams to translate complex requirements into scalable, resilient architectural designs that generate significant organizational impact from conception to production.Pioneer continuous innovation by experimenting with emerging technologies, platform ecosystems, and architectural patterns to enhance system performance, security, and cost-effectiveness for large volumes of real-time data.Uphold a quality-driven approach throughout the software development lifecycle, focusing on rigorous unit testing, comprehensive code reviews, and robust Continuous Integration/Continuous Deployment (CI/CD) pipelines.Facilitate the resolution of intricate interoperability issues between new and existing system components, ensuring the platform remains highly available and accessible to customers globally.WHAT YOU BRINGProven experience in architecting, implementing, and testing various product components within complex, large-scale distributed systems.Expertise in modern backend programming languages (e.g., Go, Python, Java) to drive innovative solutions.

Join us in a thrilling journey as we revolutionize the data storage landscape! At Pure Storage, you will engage in groundbreaking technological advancements, work alongside brilliant minds, and contribute significantly to a rapidly evolving industry.If you're eager to embrace the limitless opportunities that come with innovation and leave a lasting impact, we invite you to be part of our team. THE ROLEThe Access Rules team in DX Engineering plays a pivotal role in shaping security and access management at Pure Storage. This dynamic group of engineers designs and maintains systems that govern user, group, and resource interactions across diverse platforms, ensuring secure operations at scale. The team is passionate about building APIs and backend solutions that enforce robust access controls across multiple systems within Pure Storage and the DX organization. They collaborate closely with the Authorization team, product managers, and UI/UX designers to define and enhance the core of Pure’s authorization infrastructure, contributing directly to complex backend services, overseeing feature migrations, and ensuring the reliability of essential access management systems.WHAT YOU'LL DOArchitect Scalable Ecosystems: Design, develop, and maintain high-availability processing services while adhering to stringent security and compliance standards for mission-critical data.Drive Full Lifecycle Innovation: Manage the entire development lifecycle—from experimenting with new technologies to deployment—keeping our platform at the leading edge of the industry.Optimize Engineering Excellence: Champion code quality through unit testing, thorough code reviews, and automated CI/CD pipelines to ensure seamless, continuous delivery.Collaborative Problem Solving: Work with stakeholders to translate complex business needs into elegant technical solutions, focusing on system interoperability and long-term maintainability.WHAT YOU BRINGBackend Mastery: Strong expertise in modern backend languages (such as Python, Java, or Golang) and demonstrated experience in designing and launching intricate software components, with an interest or experience in security.Cloud Native Expertise: Proven experience in building and scaling applications in cloud environments.

Role overview Pure Storage is looking for a Backend Engineer in Prague, Czech Republic, with a focus on secrets management. The position involves building and refining backend systems that safeguard sensitive information. The team uses C++ and Java to create secure, dependable solutions for customers. What you will do Develop and maintain backend components that support secrets management features Use C++ and Java to implement secure storage and manage access controls Work closely with other engineers to enhance data protection and ensure system reliability Team culture The Prague engineering group values security, code quality, and collaboration. Team members support each other while tackling complex technical challenges and designing technology that customers trust.

Our MissionAt SentinelOne, our mission is to empower those who safeguard our future. As artificial intelligence transforms organizations, the imperative to protect them becomes increasingly vital. Joining us means that your contributions will help shield global enterprises, critical infrastructure, and the groundbreaking technologies of tomorrow. If you are driven by significant challenges and seek to make a tangible, worldwide impact, you will find your purpose here.About UsSentinelOne stands at the forefront of AI and cybersecurity, innovating a novel model for security operations. Our AI-driven platform integrates protection across endpoints, clouds, identities, data, and AI systems, ensuring autonomous detection and response with exceptional clarity and speed. By leveraging real-time analytics, intelligent automation, and a consolidated data foundation, we minimize distractions, simplify complexities, and empower security teams to concentrate on what truly matters.Our workforce comprises builders, problem-solvers, and innovators dedicated to revolutionizing the security landscape. If you are eager to tackle challenging problems alongside talented, mission-focused individuals, we welcome you to help us forge a safer future for humanity.What We SeekWe are in search of individuals who are deeply curious and committed to lifelong learning. AI is redefining every aspect of our operations, and we encourage every team member, regardless of their role or level, to gain proficiency in AI tools and concepts. Those who flourish here actively pursue innovative solutions, conduct thoughtful experiments, and utilize their insights to drive superior, faster, and smarter outcomes.As a Senior Software Engineer for our Endpoint Protection Platform, you will design, develop, and maintain high-performance, low-latency applications that can process millions of events per second. You will be responsible for the entire lifecycle of high-volume data pipelines, ensuring critical stability and data integrity through rigorous testing and vigilant monitoring of vital performance metrics. By continuously enhancing the codebase and optimizing for distributed architectures, you will create the resilient infrastructure that enables SentinelOne’s platform to outpace global cyber threats in real-time.

Veeam Software seeks a Middle/Senior C# Developer to join the team in Prague, Czechia. This position centers on developing and maintaining applications that help customers manage and protect their data. Key responsibilities Design and build high-performance software using C# Maintain and improve existing applications Work closely with team members to deliver dependable solutions Share ideas and technical knowledge on ongoing projects Requirements Proven experience in C# development Understanding of software design principles and maintenance Interest in addressing challenges in data management and protection This Prague-based role offers the chance to collaborate with experienced colleagues and contribute to products used by customers around the world.

Join our dynamic team based in Auckland, New Zealand, as a Senior Software Developer! We're on the lookout for passionate individuals eager to learn and evolve with us as we transition to a Rust code base.We invite applications from talented professionals worldwide seeking remote opportunities or those considering relocating to Auckland, New Zealand. While this position is primarily remote, if you're interested in moving, please check our 'Move to New Zealand' listings.Though most of our team operates within the New Zealand timezone, we welcome candidates from different time zones. We only require minimal overlap with our NZ-based team for daily stand-ups, typically held at the start of the NZ workday (9.00am NZT). The exact overlap hours will be discussed further during the recruitment process.Your Role:As a Senior Software Developer, you will collaborate with our core delivery team to design and implement innovative systems that go beyond standard feature development. You'll work alongside highly skilled peers who value software craftsmanship and autonomy.Our environment fosters technical excellence, curiosity, and forward-thinking design. We're seeking an individual excited about emerging technologies and eager to make a significant impact on how people interact with digital systems.We pride ourselves on a culture built on trust, continuous learning, and meaningful impact. Join a team that prioritizes integrity over ego, and clarity over complexity.If you're ready to tackle real-world problems with tangible outcomes and help shape the future of our technology, we would love to hear from you!

Role Overview JetBrains is looking for a Senior Fullstack Developer to focus on AIR Automations. This role involves working closely with a skilled team to build and improve automation solutions. The position calls for strong experience in both frontend and backend development to create reliable applications that support customer workflows. Location Options include Belgrade, Berlin, Madrid, Munich, Prague, or remote within Germany.

Gen Digital is building a Financial Wellness platform that supports Norton Money, Norton 360, and LifeLock. This platform covers bank-linking, transaction processing, analytics, credit management, identity protection, and a digital marketplace for financial products. Role overview This Lead Software Engineer position focuses on backend architecture for the Financial Wellness platform. The role is based in Prague, Czech Republic. The engineer will own critical backend services, set technical direction, and work with teams to deliver secure and compliant financial solutions at scale. What you will do Manage and improve backend services for Financial Wellness products, including Norton Money, Norton 360, Norton Genie, and LifeLock, from design through operations and observability. The stack includes Java/Spring Boot on AWS, Postgres, and Kafka. Design and review REST APIs and data contracts for both internal and external services, with a focus on security, version control, and integration simplicity. Advocate for event-driven architectures and telemetry pipelines for offers, leads, financial events, and alerts, using Kafka and well-governed schemas. Support reliability and performance by maintaining service level objectives (SLOs) and planning for capacity.

Veeam Software supports organizations in understanding, protecting, and strengthening their data and AI systems. The company emphasizes data resilience and security posture management, connecting identity, data, security, and AI risk. Headquartered in Seattle, Veeam operates in over 30 countries and serves more than 550,000 customers who rely on dependable business continuity. Role overview This Senior AI Developer position is located in Prague, Czechia. The main focus is integrating AI technologies into Veeam’s product suite to enhance both functionality and performance. What you will do Develop and refine REST APIs using Python Contribute to projects that add AI features to existing Veeam solutions Work closely with fellow developers and product teams to deliver product improvements Requirements Solid experience with Python Strong understanding of REST API development Experience integrating AI technologies is an advantage

Veeam Software, recognized as the leading global provider of data resilience, empowers businesses to manage their data seamlessly whenever and wherever they need it. With innovative solutions in data backup, recovery, portability, security, and intelligence, Veeam safeguards over 550,000 clients globally, ensuring their operations run smoothly. Join our dynamic team, where you can grow, learn, and contribute significantly to the success of some of the world’s largest enterprises. Step into the future of data resilience with us, and embrace the journey ahead.About the RoleAs a JavaScript Developer (React), you will be a key player in our team, responsible for developing and enhancing the frontend of Veeam products, including Veeam Backup & Replication and Veeam ONE.What You’ll DoDesign and implement user interface elements (dialogs, wizards, forms) using React.Enhance the functionality of existing components.Identify and resolve issues related to memory leaks and optimize performance.Engage with a micro-frontend architecture.Technologies You'll Work WithTypeScript, React 19, RxJSViteStyled-components, Veeam UiKitJest, PlaywrightAuto-generated REST clients (OpenAPI/Swagger)What You’ll Bring3+ years of professional experience in web application development.Strong expertise in JavaScript and CSS.Proficiency with TypeScript and React.Ability to communicate effectively in English with international teams.Bonus SkillsFamiliarity with automated testing frameworks (Jest, Playwright).Understanding of reactive programming patterns (RxJS or similar).Experience applying software design patterns in frontend applications.Knowledge of modern frontend development practices.

Groupon, Inc. is seeking an AI Full-Stack Developer to join the team in either Madrid or Prague. The position centers on building and integrating artificial intelligence features throughout the technology stack, helping connect millions of consumers with local businesses around the globe. Key responsibilities Design and implement solutions that incorporate AI technologies into both front-end and back-end systems Collaborate with fellow developers to achieve seamless integration and dependable performance Suggest and develop improvements that enhance user experiences and make business operations more efficient through artificial intelligence Location This role is based in Madrid or Prague.

Become Part of a Leader in Data IntelligenceCollibra stands at the forefront of data intelligence, empowering organizations to transform data into a key strategic asset. With a global workforce exceeding 1,000 professionals and a rapidly expanding engineering presence in Prague, Collibra is pioneering the future of trustworthy data and AI-driven decision-making.As a member of the AI Foundations team—a backend-focused platform engineering group—you will play a crucial role in developing the internal tools and infrastructure that allow other engineering teams to build and deploy AI capabilities more swiftly and effectively.This position is primarily backend-oriented, where your main responsibilities will involve designing and implementing Java/Spring Boot microservices that underpin our internal AI platform. Additionally, you will take charge of frontend features as needed, enhancing the React/TypeScript user interface to make complex AI workflows accessible for developers and data scientists.Your work schedule will be flexible; you may dedicate extended periods solely to backend development, followed by phases where you oversee frontend feature delivery from inception to completion.This is a hybrid role based in the heart of Prague, requiring you to be in the office at least two days a week.

Job OverviewJoin our innovative team as a Senior OSS Developer specializing in Python. You will play a pivotal role in enhancing our suite of open-source tools, including the highly acclaimed httpie/httpie, which boasts over 50,000 stars on GitHub. Your contributions will help us maintain our commitment to simplicity and outstanding user experience.Your ResponsibilitiesLead the development and enhancement of our open-source tools.Design and implement features that prioritize simplicity and exceptional user experience.Create and maintain comprehensive documentation, technical articles, and blog posts.Engage with the community by addressing GitHub issues and reviewing pull requests.Oversee releases across various platforms including PyPi, Homebrew, and others.Contribute innovative ideas and code to the overall platform development.Provide support and answer queries on StackOverflow and Discord.QualificationsMinimum of 5 years in software engineering with a focus on Python.Proven experience in leading open-source projects.Excellent proficiency in English and technical writing.Strong understanding of HTTP protocols and modern API design.Genuine passion for developer tools and creating exceptional user experiences.Ability to make informed decisions between robust and minimalistic solutions.Comfortable navigating complex abstractions in software development.Eager to learn, teach, and share knowledge with others.Bonus QualificationsFamiliarity with Rust or Go programming languages.Experience in building technology products from the ground up.Background in early-stage startups.Demonstrated entrepreneurial spirit through side projects.What We OfferAttractive salary and equity options.Provision of high-end equipment including a MacBook Pro and accessories.Company-funded co-working space.Fully remote work environment.