Principal Engineer (Backend)

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.

Join a cutting-edge tech company that is revolutionizing the data storage landscape! At PureStorage, you will be at the forefront of innovation, collaborating with some of the brightest minds in the industry. If you're ready to embrace a world of limitless opportunities and make a significant impact, we invite you to be part of our journey.THE ROLEAs a member of the FlashArray team, you will contribute to the development of the most advanced, high-performance, and reliable product portfolio tailored for mission-critical applications. Though we provide a hardware storage array, our engineering team is predominantly composed of software engineers. Our customers value FlashArray for its ease of management, continuous upgrades, and the ability to leverage cutting-edge technology without downtime. In this role, you will focus on enhancing our virtualization ecosystem, working on plugins like vSphere, Veeam, PowerShell, and more to ensure seamless integration with FlashArray.WHAT YOU'LL DODesign and implement innovative features and technologies for high-performance virtualization integrations.Take ownership of FlashArray virtualization plugins from inception to delivery.Analyze and resolve complex challenges across virtualization platforms with a focus on simplicity and scalability.Collaborate with talented peers who inspire and motivate you.Delight customers by enabling smooth integration of FlashArray into their virtualization environments.Grow your knowledge base, whether you're a seasoned expert or just starting out in virtualization, storage, or system software.We primarily operate in an in-office setting, so you will be expected to work from our Prague office in accordance with Pure's policies, except during approved leave or work-related travel.

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.

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

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 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.

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.

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

Join our dynamic team at 2ntelekomunikaceas as an Embedded C/C++ Developer. In this role, you will leverage your expertise in embedded systems to design and implement innovative software solutions that drive our products forward. You will collaborate closely with cross-functional teams in a fast-paced environment and contribute to the development of cutting-edge telecommunications technology.

Join Mirantis as a Senior Golang Engineer, where you'll play a crucial role in developing innovative backend solutions. In this position, you'll utilize your expertise in Golang to design, implement, and maintain scalable applications, contributing to the success of our engineering team.We are looking for a highly motivated professional who thrives in a dynamic environment and is eager to embrace challenging projects. Your insights and skills will be invaluable in shaping our software architecture and enhancing our product offerings.

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.

We are seeking a skilled C# Software Engineer to join our dynamic team at 2ntelekomunikaceas in Prague. In this role, you will be instrumental in designing, developing, and maintaining high-quality software solutions that drive our manufacturing and industrialization efforts. You will collaborate with cross-functional teams to deliver innovative products that meet the needs of our customers.

Veeam Software seeks a Senior C# Developer based in Prague, Czechia. The role centers on creating dependable software with C# and .NET, guiding projects from early concept through to delivery. Key responsibilities Design and build software solutions using C# and .NET technologies Take part in planning, development, testing, and deployment activities Support strong standards for performance and reliability at every stage Role overview This position covers the full software development lifecycle. Expect to work closely with others to ensure each phase meets quality expectations, from initial idea to release.

Our MissionAt SentinelOne, our mission is straightforward: empower those who are safeguarding our future. In an era where AI is transforming organizational dynamics, the imperative to protect these entities intensifies. By joining SentinelOne, your contributions will fortify global enterprises, critical infrastructures, and the innovations defining our future. If you seek impactful challenges that yield tangible and worldwide effects, your purpose awaits here.Who We AreSentinelOne operates at the nexus of AI and cybersecurity, leading the charge with an innovative model designed for modern security. Our AI-driven platform consolidates protection across endpoints, cloud environments, identities, data, and AI systems, ensuring autonomous detection and response with precision and speed. By integrating real-time analytics, intelligent automation, and a cohesive data foundation, we mitigate noise, streamline complexities, and enable security teams to concentrate on what genuinely matters.Our workforce comprises builders, problem-solvers, and visionaries dedicated to redefining the future of security. If you are enthusiastic about tackling complex challenges with exceptionally skilled, mission-focused individuals, we welcome you to join us in crafting a safer tomorrow for all.Position OverviewAs a Senior Windows Low Level Engineer specializing in Endpoint Security, you will architect and implement cutting-edge security features for SentinelOne’s Windows endpoint protection platform, functioning across both user-mode and kernel-mode environments. You will construct and enhance mission-critical components such as anti-tampering measures, network sensors, and agent infrastructure while addressing intricate performance and stability challenges at a large scale. By delving into Windows internals and diagnosing profound system issues, you will collaborate with distributed engineering teams to deliver high-impact security functionalities safeguarding millions of devices globally.

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.

Our PurposeAt SentinelOne, we are motivated by a strong purpose: to empower those who safeguard our future. As AI transforms how organizations develop, operate, and innovate, the imperative to protect them intensifies. Joining SentinelOne means your contributions will help secure global enterprises, vital infrastructure, and the technologies that will define tomorrow. If you seek meaningful challenges with a tangible, global impact, you will discover your purpose here.About UsSentinelOne stands at the forefront of AI and cybersecurity, pioneering a revolutionary operational model for security. Our AI-native platform integrates protection across endpoints, cloud, identity, data, and AI systems, delivering autonomous detection and response with remarkable speed and clarity. By leveraging real-time analytics, smart automation, and a consolidated data foundation, we minimize distractions, simplify complexities, and empower security teams to focus on what matters most.Our teams consist of builders, problem-solvers, and innovators dedicated to shaping the future of security. If you are excited to tackle challenging problems alongside skilled, mission-driven individuals, we welcome you to help us construct a safer future for humanity.What Are We Looking For?We seek individuals who are insatiably curious and dedicated to continuous learning. AI is revolutionizing every aspect of our business, and we empower every team member, regardless of their role or level, to develop fluency in AI tools and concepts. Those who thrive here are proactive in seeking innovative solutions, experimenting thoughtfully, and applying their insights to achieve superior outcomes.As a Senior Software Engineer, you will be responsible for the complete development process of new agent capabilities, from researching Linux and cloud security technologies to designing detection strategies and deploying them at scale. You will engage with kernel-level components, user-space engines, and cloud-native security features, addressing intricate system engineering challenges.Your contributions will fortify the security of Linux and cloud workloads utilized by hundreds of thousands of users worldwide. We are looking for engineers with expertise in Linux and/or cloud security who can innovate from the ground up and propel scalable capabilities across our offerings.What Will You Do?...

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

Veeam Software seeks a Senior C# Developer in Prague to help build and support applications for Microsoft 365. This position involves working with a team of experienced engineers to deliver dependable software solutions. Responsibilities Design, develop, and maintain applications using C# Create and support solutions that integrate with Microsoft 365 Collaborate closely with colleagues to ensure software reliability Requirements Extensive experience in C# development Interest in building software for Microsoft 365 environments Skill in designing and maintaining high-quality applications This role is located in Prague, Czechia.

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 platform. Automation here is more than convenience, it can save money, collect data for AI, protect consumers, and even support efforts to find missing children. The team also creates AI chatbots with the right context for smart conversations and explores new ways to work with generative AI tools such as ChatGPT. What You'll Work On Improve and scale Apify’s core web scraping and automation systems, which run on AWS. Work closely with a small, experienced group of engineers from different backgrounds. Design and build new features while solving real scalability problems. Contribute to a platform built by developers, for developers. The team uses Apify’s own tools daily and is committed to open-source, sharing code on GitHub and welcoming pull requests. Role Details Title: Senior Backend Engineer for Developer Platform Stack: Node.js, TypeScript Location: Prague