Senior Backend Engineer for Developer Platform (Node.js/TypeScript)

Apify builds automation tools, AI agents, and web scraping technology to help people get more from the web. The goal: let machines handle repetitive online tasks, so people can focus on work that matters. Everyday chores like filling out forms, building large spreadsheets, or searching through countless videos for a single image are handled by Apify’s platfo…

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.

About the RoleWe are seeking an experienced Senior Backend Engineer to become a vital member of our Main Application Team (MAT). In this influential role, you will be instrumental in designing and enhancing the backend systems that drive Rossum’s primary product, facilitating complex document processing workflows and extensive data flows utilized by our global customers.This position transcends mere implementation; our engineers understand that technical debt and scalability are challenges we must tackle. We are looking for you to help define those solutions. You will collaborate closely with Product, Frontend, and other Backend teams to implement features that effectively balance immediate requirements with long-term maintainability.What You'll DoAs a key contributor to our backend initiatives, you will oversee daily operations while identifying strategic enhancements to ensure our systems remain reliable and easy to develop upon.Your main responsibilities will include:Designing, implementing, and maintaining backend services and APIs for Rossum’s core platform.Taking ownership of significant backend features or components from conception to production.Writing high-quality, thoroughly tested code with a persistent focus on scalability, reliability, and security.Collaborating across departments, engaging in code reviews to provide constructive feedback and working closely with Frontend and Product teams.Proactively identifying and addressing performance, reliability, and operational challenges to foster technical excellence.Who You AreWe are looking for a straightforward problem solver who is not afraid to question assumptions. You should possess:Robust professional experience in backend engineering within a production environment.Expertise in Python (or a similar backend language) with a solid grasp of relational databases.A blend of hands-on execution and strategic thinking, particularly in designing REST APIs and managing backend services.Familiarity with AI coding tools and a proven history of driving features through their complete lifecycle.

Why Join NebiusNebius is at the forefront of revolutionizing cloud computing to empower the global AI economy. We provide innovative tools and resources that enable our clients to tackle real-world challenges and revolutionize industries, all while minimizing infrastructure costs and avoiding the need for extensive in-house AI/ML teams. Our team collaborates with some of the most skilled and inventive leaders and engineers in AI cloud infrastructure.Our Work EnvironmentWith our headquarters in Amsterdam and listed on Nasdaq, Nebius boasts a worldwide presence with R&D centers across Europe, North America, and Israel. Our diverse team of over 1400 includes more than 400 exceptionally talented engineers with profound expertise in both hardware and software engineering, complemented by an in-house AI R&D division.Position OverviewWe are seeking a Senior Backend Software Engineer to contribute to the development of our hyperscaling platform.Responsibilities will involve significant tasks in Golang, with additional work in Java and Python.You have the flexibility to work from our offices in Prague, Amsterdam, or Berlin—whether in a hybrid setting or remotely.Key Responsibilities:Design and develop fault-tolerant, reliable cloud services, including cloud infrastructure, managed databases, Kubernetes orchestration, billing systems, monitoring systems, ML services, and more.

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

Become a part of Apify as we strive to empower everyone to extract more value from the web. Our platform enables users to automate their tasks, allowing them to focus on what truly matters.Apify crawls billions of web pages globally to support various applications including AI, market research, and reuniting lost children. We provide chatbots with the necessary context for intelligent interactions, and we are integrating agents into the core of our Apify platform.As a leader in web automation and AI solutions for countless developers and businesses, we face challenges with abuse and fraud. We are seeking a dedicated individual who is ready to tackle these issues head-on.We are looking for a seasoned Engineer to enhance our fraud detection, prevention, and response mechanisms across the Apify platform. The task is complex: it involves identifying malicious activities while ensuring that our legitimate users continue to enjoy a seamless experience.

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.

Apify builds tools that let people and organizations automate online tasks, extract web data, and use AI agents to get more done. The company believes that repetitive digital work, like filling out forms, copying data, or searching for visual details, should be handled by machines so people can focus on more meaningful problems. Web automation helps users in practical ways: some automate unsubscribing from services to save money, others collect large datasets for AI training, consumer protection, or even tracking missing children. Apify also supports AI chatbots with relevant data and explores new ways to connect with generative AI platforms. To keep advancing this mission, Apify is hiring a Senior Backend Engineer focused on proxy infrastructure and unblocking. This role is based in Prague. What You Will Do Design and build bots that imitate real user actions to automate online processes. Work closely with a small, skilled team of developers. Improve Apify Proxy and related backend technologies. About the Role As anti-bot systems evolve, Apify needs to keep its scraping infrastructure ahead of the curve. This engineer will strengthen Apify Proxy, research anti-scraping defenses, and create internal tools using browser fingerprinting, human-like interaction patterns, and session management to keep data flowing smoothly. The team values engineers who enjoy solving tough technical problems and want to contribute to open-source proxy libraries. Location Prague

Role overview Apify seeks an Engineering Manager to lead its Web Automation team in Prague. The team develops and enhances web automation solutions, working primarily with Node.js and TypeScript. This manager will provide guidance, set project direction, and help deliver tools that influence web automation at Apify. What you will do Mentor and support engineers specializing in Node.js and TypeScript Manage project planning and oversee execution of web automation projects Foster teamwork and encourage creative approaches to technical challenges Shape technical direction and uphold strong code quality standards Location This role is based in Prague.

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.

Join Kaizen Gaming!As one of the leading GameTech companies globally, Kaizen Gaming powers Betano and operates in 19 markets. We are dedicated to leveraging the latest technologies to deliver unparalleled entertainment experiences to millions of customers.Our diverse team of over 2,700 professionals, representing more than 40 nationalities across three continents, fosters a vibrant culture. Recognized among the Best Workplaces in Europe and certified as a Great Place to Work, we promise that no two days will be the same. Are you ready to Press Play on your potential?Your Role AwaitsAs a Principal Backend Engineer, you will be at the forefront of designing and implementing innovative, scalable, and high-performance backend systems. We seek a technology leader who excels in mentoring engineers at all levels. In this pivotal role, you will drive the development of robust software solutions through seamless collaboration with cross-functional teams.Key Responsibilities:Architect & Innovate: Collaborate with our agile team to design secure and high-performance backend systems that underpin our advanced solutions.Craft High-Performance Code: Write clean, efficient code that forms the backbone of our technology stack.Mentorship: Inspire and guide fellow engineers, cultivating their skills and promoting best practices.Optimize Performance: Lead initiatives to enhance system performance for an exceptional user experience.Seamless Integration: Work closely with cross-functional teams and stakeholders to ensure smooth system integration.Stay Ahead: Keep abreast of emerging technologies and apply them to enhance our capabilities.Establish Company Best Practices: Collaborate with Platform Engineering to define and implement company-wide best practices for software development.Strategic Technical Roadmap: Contribute to shaping the company-wide technical roadmap, ensuring a focus beyond immediate product demands.

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 Our Innovative Team at EmplifiAt Emplifi, we are redefining customer engagement. Our unified platform empowers over 20,000 leading brands globally to enhance their digital and social customer experiences. By seamlessly integrating social media marketing, commerce, care, unified analytics, and AI, we enable companies to achieve greater growth through improved customer satisfaction, increased sales, and heightened brand loyalty.About the Parsers TeamThe Parsers Team plays a crucial role in ensuring our clients gain actionable insights for growth. We maintain a robust, reliable, and observable data flow from third-party APIs. Our responsibilities include monitoring API changes, integrating new data sources, and delivering high-quality data to downstream systems. With hundreds of thousands of I/O operations occurring each second, the challenge is significant. As we seek to enhance this platform, we invite a talented Backend Engineer to join our collaborative and friendly team, dedicated to building systems that are scalable, reliable, and maintainable. We value cooperation, creativity, diligence, and a healthy sense of humor.Key ResponsibilitiesEnhance and maintain our platform with innovative features.Contribute to a codebase of clean, well-tested code.Review code to uphold our quality standards.Monitor system performance and logs, troubleshoot issues, and develop tools for observability.Participate actively in our Scrum process.Invest in continuous personal development to advance your career.Collaborate effectively with a supportive team of professionals.Enjoy the journey of exploration and experimentation.QualificationsMinimum 1 year of experience with Node.js.A strong willingness to learn and adapt.Solid understanding of clean code principles and testing methodologies.Familiarity with database systems.Experience with Git and modern development workflows.Bonus: Experience in distributed systems or high-throughput environments.Our Tech StackLanguages & Frameworks: Node.js, TypeScriptInfrastructure: AWSDatabases: SQL & NoSQL

Wrike is a premier work management platform designed for teams and organizations that aspire to collaborate effectively, innovate, and surpass goals daily. It consolidates all work into one accessible platform to eliminate complexity, enhance productivity, and enable individuals to concentrate on their most impactful tasks. Our Vision: A world where everyone can focus on their most purposeful work together. Are you an enthusiastic Frontend Engineer? This is more than just a typical job posting; it’s an opportunity to engage with Wrike for future possibilities. By joining our talent pool, you can introduce yourself and discover more about our culture, projects, and technology. We are always keen to connect with skilled professionals, even if we currently don't have an open position. Start a conversation with us today and explore what life is like at Wrike.Learn More About the Wrike TeamAt Wrike, every voice is valued. Our Scrum teams, which include FE, BE, QA, UI, UX, and a PO, are central to our decision-making processes. Frontend Engineers can contribute within either product cross-functional feature teams or technical (internal) teams. In product teams, engineers handle both business logic and technical solutions, while technical teams focus on developing internal tools and libraries, enhancing code quality, and improving the development experience. In both scenarios, you will engage with the product you are building and witness the impact of your contributions, as we deploy one to three times daily.Current Projects Include:Designing, building, and enhancing product features from scratch or refining existing functionalities.Collaborating to tackle complex challenges and iterating on solutions as a team.Ensuring high technical standards through rigorous code reviews, testing, and task estimations.Adopting rapid, iterative development practices while adhering to best practices.Utilizing AI tools on a daily basis to automate tasks and enhance productivity.Fostering continuous learning and supporting mutual growth.Our Technology Stack Includes:TypeScript, React 19, Redux + Redux ToolkitMicrofrontends, Module FederationAngularDart 5.3, Dart SDK 2.13.4 (for legacy components)AI tools for automationFluent English is requiredReasons to Join Wrike:5 weeks of paid vacationComprehensive health benefitsProfessional development opportunitiesDynamic and inclusive work environment

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.

Wrike stands as a premier work management platform, expertly designed for teams and organizations striving for collaboration, innovation, and excellence daily. With Wrike, all work converges in a unified space, eliminating complexity, enhancing productivity, and allowing individuals to concentrate on meaningful tasks. Our Vision: A world where everyone can focus on their most purposeful work, collaboratively. Discover More About Wrike TeamAt Wrike, every voice is significant. Our Scrum teams, which include FE, BE, QA, UI, UX, and a PO, are central to our decision-making process. Backend engineers within product teams tackle both business logic and technical challenges, while technical teams facilitate smooth internal tooling, CI/CD, and an exceptional developer experience. We prioritize our architecture, deploy daily with minimal merge conflicts, and encourage backend engineers to innovate, work on technical enhancements, and contribute to product plans by sharing insights with POs. As we transition to a microservice architecture, product teams gain increased ownership and flexibility, supported by technical teams. Our mission is to simplify our clients' experiences by creating intuitive and powerful solutions suitable for everyone—from startups to large enterprises.Are you a dedicated Backend Engineer? This is more than just a job posting—it's an invitation for you to connect with Wrike for potential future opportunities. By joining our talent pool, you can introduce yourself and explore our culture, projects, and technologies. Even if we don't have a current opening, we're always excited to meet skilled professionals. Apply today to start a dialogue and learn more about life at Wrike.What We’re Working On:Designing, building, and enhancing product features from the ground up or improving existing functionalities.Collaborating to tackle complex challenges and refining solutions as a collective team.Ensuring high technical quality through thorough code reviews, testing, and task estimation.Adopting rapid, iterative development while adhering to best practices.Utilizing AI tools daily to automate processes and enhance productivity.Fostering continuous learning and supporting each other’s professional growth.Our Technology Stack:Java (21), Spring, REST APIs, SQL.PostgreSQL, Redis, RabbitMQ.Unit/integration testing, Java web stack.AI tools (Cursor, Zencoder, etc.; internal AI portal; internal MCP).

Veeam is recognized as a leader in data management and AI trust, dedicated to empowering organizations to safeguard their data and AI capabilities. We are at the forefront of data resilience and security posture management, designed to harmonize identity, data, security, and AI risk management. Headquartered in Seattle, we have a global presence with offices in over 30 countries and serve more than 550,000 customers who rely on Veeam to ensure their operations remain seamless. Join our dynamic team as we pursue growth, innovation, and impactful contributions for some of the world’s largest enterprises.About the RoleAs a leader in Kubernetes Backup and Disaster Recovery, we offer Veeam Kasten, a purpose-designed data management platform for Kubernetes. This platform equips enterprise operations teams with a user-friendly, scalable, and secure solution for backup, restore, disaster recovery, and application mobility while maintaining exceptional operational simplicity. We continuously optimize and expand our Kubernetes capabilities to address our customers' evolving needs, currently enhancing integrations with SaaS services and supporting virtual machines hosted within Kubernetes.

Join Veeam Software as a QA Automation Engineer specializing in Java. In this role, you will be instrumental in enhancing the quality of our software products through automated testing frameworks. Your expertise will ensure that we deliver reliable and robust solutions to our clients.You will collaborate closely with development teams to design and implement automated test scripts, analyze test results, and provide feedback to improve product quality. If you are passionate about quality assurance and automation, this position offers an exciting opportunity to make an impact.

Why Join Nebius?Nebius is pioneering a transformative era in cloud computing, aimed at empowering the global AI economy. We provide innovative tools and resources that enable our clients to tackle real-world challenges and revolutionize industries without incurring significant infrastructure expenses or the necessity of establishing large in-house AI/ML teams. Our team operates at the forefront of AI cloud infrastructure, collaborating with some of the most knowledgeable and inventive leaders and engineers in the industry.Our Work EnvironmentHeadquartered in Amsterdam and publicly traded on Nasdaq, Nebius boasts a global presence with R&D centers across Europe, North America, and Israel. Our workforce of over 1,400 includes more than 400 proficient engineers, all possessing extensive expertise in both hardware and software engineering, complemented by an in-house AI R&D team.About Token FactoryToken Factory is dedicated to developing a cutting-edge platform that empowers companies to effortlessly integrate AI into their products and operational workflows. Our vision is to establish a robust, open, and scalable alternative for deploying and managing AI systems, thereby enhancing accessibility to advanced AI infrastructure for both burgeoning startups and established enterprises.We collaborate with a diverse clientele, ranging from AI-first organizations to renowned technology firms, assisting them in managing AI workloads reliably at scale. Our objective is to become the leading platform for high-performance AI inference, ensuring consistent latency, exceptional reliability, and the capacity to scale in response to demanding production requirements.Customer feedback is integral to our development approach; our iterative process is closely aligned with practical use cases.

Why Join Nebius?Nebius is at the forefront of a revolutionary shift in cloud computing, empowered to drive the global AI economy. We craft innovative tools and resources that enable our clients to tackle real-world challenges and revolutionize their industries, all without incurring hefty infrastructure costs or the necessity of assembling large internal AI/ML teams. Our team operates at the cutting edge of AI cloud infrastructure, collaborating with some of the most seasoned and imaginative leaders and engineers in the industry.Our Work EnvironmentHeadquartered in Amsterdam and publicly listed on Nasdaq, Nebius boasts a global presence with research and development hubs throughout Europe, North America, and Israel. Our diverse team of over 1,400 employees includes more than 400 highly skilled engineers with extensive expertise in both hardware and software engineering, complemented by a dedicated in-house AI research and development team.The RoleWe are seeking a Senior Backend Engineer to become a vital part of our Storage Virtualization Team, contributing to the development of a distributed, fault-tolerant storage system for Nebius’ hyperscaler cloud. You will be engaged in the creation of high-performance block and filesystem storage solutions that provide sub-millisecond latency, millions of IOPS, and terabytes per second of throughput, even amidst hardware failures. Your Responsibilities:Virtualization: virtio-blk and virtio-fs, QEMU and vhost-user, optimization of performance-critical I/O paths.Networking: high-throughput VM-to-storage transport utilizing TCP and RoCEv2 (RDMA).Storage systems: handling replication, consensus, self-healing, and data migration. What We Are Looking For:6+ years of professional software engineering experience.Expertise in C++ programming.A solid grasp of algorithms and data structures.Basic understanding of operating system internals (I/O, memory, scheduling).Proven ability to write reliable, maintainable code and debug complex systems.A collaborative mindset with fluency in English.Coding interviews are part of our hiring process.