Senior Software Engineer (Node.js) at CloudTalk | Remote

Join a Leading Global SaaS Company | Backed by $28M Series B Funding | Fully Remote or Hybrid Work Recognized as the #1 AI Business Communication PlatformAbout CloudTalkWith a recent investment of $28 million in Series B funding from esteemed investors including KPN Ventures, Lead Ventures, Point 9, and HenQ, CloudTalk is revolutionizing the way businesses communicate. Our AI-driven platform empowers over 4,000 sales and support teams to enhance customer experience and drive revenue growth.Our solutions cater to organizations of all sizes, from dynamic startups like Deel to industry giants such as Nokia, Glovo, and Rakuten. CloudTalk allows businesses globally to engage in meaningful conversations while managing calls and messages seamlessly from a single interface.We are dedicated to creating an integrated ecosystem for sales and customer service communication, enabling professionals to engage in productive and impactful dialogues.Your Challenge:We are on the lookout for a Senior Fullstack Developer who will play a pivotal role in creating new systems from the ground up, enhance performance across iterations, and contribute to the growth of our prestigious clients, including Nokia, Glovo, and GoFluent.You will have the opportunity to work on greenfield projects and improve existing applications, ensuring our users derive maximum value from CloudTalk. We seek a detail-oriented, proactive, and self-motivated individual who can foresee potential challenges, devise solutions, and deliver clean, efficient code. Collaboration is key in our remote environment; we operate synchronously, fostering an atmosphere of teamwork as if we were all in the same room. We aim to nurture a future tech lead, so a growth mindset is essential.Your Responsibilities:You will face real-world challenges daily, ranging from customer-facing issues to developing new features. You will scope, design, and deliver systems end-to-end, with a constant focus on performance, scalability, and maintainability.What You Can Expect:Develop greenfield projects while continuously enhancing existing systemsDesign and implement microservice-based architecturesPrioritize system quality, reliability, and performanceContribute to technical decision-making and feature planningDraft and review technical designs, proactively identifying opportunities for improvementStay informed on modern technologies and incorporate them into your workCollaborate closely with teammates in a highly synchronous remote settingWhat Makes You a Great Fit:Strong programming skills, with a knack for writing clean, maintainable, efficient, reliable, and secure codeA genuine curiosity and eagerness to learn new technologies and engineering methodologiesExperience in developing with Node.js and AngularProficiency in both front-end and back-end developmentExcellent problem-solving skills and ability to work collaboratively in a team

Role overview DNAnexus seeks a Senior Software Engineer to join the Agentic platform team in Prague. This position centers on developing and refining software that enables genomics and data analysis workflows. The engineering work shapes how researchers and clients interact with complex datasets to address practical challenges. What you will do Design, implement, and deploy new features for the Agentic platform Collaborate with colleagues across teams to deliver solutions tailored to client requirements Support ongoing enhancements so the platform can address emerging needs in genomics and data analysis

Join Our Dynamic Real-Time Engineering Team!We are on the lookout for exceptional Senior Software Engineers to amplify our capabilities. At Cint, our Real-Time Engineering team is a collective of highly skilled individuals who thrive on tackling challenging projects. We pride ourselves on our extensive experience in designing and implementing complex systems that effectively manage unusually high traffic volumes. Our team culture fosters support and collaboration, ensuring every member feels valued. We believe in not just working together but also enjoying social interactions, making our workplace vibrant and enjoyable.Your Role and ResponsibilitiesAs a key member of our results-driven team, you'll find that our focus is purely on product quality and timely delivery. We eliminate workplace politics and distractions, prioritizing the code that directly impacts millions of users daily. You’ll collaborate with other top-notch engineers, ensuring that we collectively deliver a world-class product. The stakes are high; each error or downtime could result in significant financial loss.

Role overview Wrike seeks a Senior Software Engineer in Prague to contribute to the ongoing development of its project management platform. The position centers on designing, building, and maintaining software that supports users and streamlines their workflows. What you will do Collaborate with team members across departments to deliver new features and product enhancements Design and implement software solutions with a focus on usability and performance Maintain and improve existing systems to support a dependable user experience Location This role is located in Prague.

Join Filevine, a pioneering company in Legal AI, as we redefine the future of legal operations through our innovative platform. Our flagship product, powered by LOIS (Legal Operating Intelligence System), integrates data, documents, workflows, and teams into a cohesive ecosystem designed to enhance clarity and consistency in legal work.At Filevine, we leverage the power of AI to transform traditional legal operations into proactive, insightful processes. LOIS intelligently analyzes and connects data across various matters, enabling legal professionals to gain unprecedented insights and streamline their workflows. Our commitment to innovation has not only garnered awards from Deloitte and Inc. but also established us as one of the fastest-growing technology firms in the industry.Role Overview:As a Senior Software Engineer, you will play a crucial role in expanding the capabilities of legal technology. Your responsibilities include developing robust web applications and core backend services that interface with advanced AI models such as GPT, Claude, and Gemini.Working with us means engaging in meaningful problem-solving for real-world clients, taking ownership of features from inception to implementation, and influencing our software development methodologies as we scale.

About UsZeta Global (NYSE: ZETA) is a leading AI-Powered Marketing Cloud that harnesses state-of-the-art artificial intelligence (AI) and vast consumer insights to streamline how marketers acquire, nurture, and retain customers effectively. Our vision through the Zeta Marketing Platform (ZMP) is to simplify complex marketing processes by integrating identity management, data intelligence, and omnichannel activation into a cohesive platform, all backed by one of the industry's most extensive proprietary databases. We empower enterprise clients across diverse sectors to tailor experiences at an individual level, enhancing the effectiveness of their marketing strategies. Established in 2007 by David A. Steinberg and John Sculley, Zeta Global is headquartered in New York City, with a global presence. For more information, visit www.zetaglobal.com.Role OverviewWe are seeking a highly skilled Senior Software Engineer to lead our team in architecting, developing, and managing the Addressability component of the Zeta Marketing Platform. In this role, you will collaborate closely with Engineers, Product Managers, and Executives to define a strategic roadmap and execute projects aimed at creating a next-generation, comprehensive multichannel marketing solution that integrates and unlocks data across digital touchpoints, maximizing marketing ROI.This position entails designing and developing real-time systems for The Zeta Marketing Platform and LiveIntent, focusing on technologies that enable access to core Identity Solutions. You will mentor a team of developers through knowledge-sharing sessions, enhancing their expertise. A deep understanding of distributed systems and cloud architecture is essential, along with extensive design and development experience and a passion for working with large datasets and building reliable, low-latency data processing systems.This is a hybrid position based in our Prague, Czech Republic office.

People.ai is a cutting-edge AI-driven foundational data platform, dedicated to empowering organizations in achieving go-to-market success and growth. Our solutions are tailored to meet the unique needs of teams, offering enhanced visibility into pipelines, actionable insights, and a unified source of truth for all sales activities.People.ai stands out with its unique dataset, comprising trillions of sales activities, millions of deals, and a vast network of 160 million business contacts, supported by 69 approved patents in AI-based business insights. Esteemed companies like Verizon, Red Hat, and Palo Alto Networks trust our enterprise-ready, patented AI technology.At People.ai, we embrace the transformative power of creativity, resourcefulness, and critical thinking in enriching the professional landscape. Our diverse team of innovative thinkers is committed to driving meaningful change and fostering growth. We celebrate uniqueness and applaud non-traditional career journeys, drawing inspiration from those who redefine processes.As a Senior Software Engineer within our XCore team, you will engage with one of the most significant projects at People.ai — Forecasting. Your role involves building and continuously improving a live product that serves active daily users, collaborating closely with business teams and customers through discovery calls. Your contributions will directly influence the company’s revenue by shaping and delivering features based on authentic customer feedback, fundamentally impacting how clients plan, forecast results, and make crucial business decisions.Moreover, you will work in collaboration with our Engineering and R&D teams to enhance core Admin Platform services, including authentication, user management, settings, and configurations. Utilizing customer insights and data analytics, you will design and develop high-performance, low-latency systems and APIs that scale effectively while optimizing our operational costs.Ownership is a core value at People.ai — the ability to see an idea through all stages, from conception to product launch. This ethos is deeply ingrained in our engineering culture. As an engineer at People.ai, you will be part of a highly independent and collaborative environment, driving innovation and excellence.

Join Zeta Global as a Senior Software Engineer specializing in Real-Time Ad Serving. In this role, you will leverage your expertise to develop and optimize our advertising technologies, ensuring the delivery of high-performance solutions that meet our clients' needs. You will collaborate with cross-functional teams to architect and implement scalable systems that drive business growth.

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.

Join Zeta Global as a Senior Software Engineer in our Real-Time Ad Serving team. You'll be working on innovative technologies that drive ad serving efficiency and effectiveness in real-time. We are looking for a highly skilled engineer who is passionate about building scalable software solutions and enjoys working in a collaborative environment.

Emplifi stands at the forefront of customer engagement solutions, empowering over 20,000 elite brands such as McDonald's, Ford Motor Company, and Delta Air Lines to craft seamless and empathetic experiences across various sectors including marketing, commerce, and customer care. Our integrated suite of tools for social media marketing, social commerce, customer support, and unified analytics, driven by AI, allows brands to foster deeper customer relationships, elevate product sales, and enhance loyalty. Based in New York, Emplifi collaborates with major digital and social platforms such as Google, Meta, LinkedIn, TikTok, and Snapchat. Discover more at www.emplifi.io.About Ratings & ReviewsOur Ratings & Reviews platform assists brands in gathering and displaying customer feedback, thereby building trust and enhancing conversions. Featuring Speedflex™ widgets that load 85% faster, our platform supports various review types, including visual content and Q&A. It streamlines the review collection process and easily integrates with email, SMS, apps, and loyalty programs. With customizable designs, robust moderation tools, and comprehensive analytics, businesses can manage reviews efficiently and gain insights into customer sentiment.About the PositionAs a Senior Software Engineer, you will be instrumental in developing and maintaining applications and back-end services for the Ratings and Reviews (R&R) product within the Social Commerce team. We seek an individual with a solid engineering background, preferably in the E-commerce and SaaS domains. Your primary focus will be on web services, predominantly developed in Java, emphasizing scalability and performance as we expand and integrate our services within the larger Emplifi Suite.This role necessitates a profound technical understanding of our systems and products, enabling effective execution while making informed, user-centered decisions when necessary. You will collaborate closely with Design, Product, and DevOps teams to enhance our embedded content galleries and management dashboard utilized by hundreds of prestigious brands globally.

Join Us in Revolutionizing Cloud Networking and Security!Cato Networks is at the forefront of merging enterprise networking and security into a unified, cloud-based service. Founded by industry pioneers and innovators, we are creating a transformative product category recognized by Gartner as 'SASE', projected to grow to $28.5 billion by 2028. This is your chance to embark on a remarkable journey with a company poised to lead the global market in secure cloud platforms.We are looking for a talented Senior Software Engineer to join our innovative team in Prague, Czech Republic. In this pivotal role, you will design and develop cloud-driven networking and security management solutions. Your contributions will directly enhance our product offerings while you work alongside a dynamic scrum team to create high-performance microservices.Key Responsibilities:Software Development: Develop robust, scalable, and secure coding patterns. Contribute to Cato's web application through backend and full-stack development, focusing on microservices designed for near real-time performance.Code Reviews: Maintain high standards through rigorous code reviews, ensuring quality, test coverage, and security.Technical Specifications: Comprehend and document the architecture of connected features, architecting complex end-to-end solutions and providing insightful feedback on specifications.Support/On-Call Rotation: Manage outage incidents and troubleshoot security concerns effectively.Technology Stack:Java, Spring BootAWS (SQS, KMS, DocDB, S3), Microservices, Kubernetes, Docker, Kafka, PostgreSQL, MongoDBGolang, TypeScript, ReactRequirements:Minimum of 5 years in backend development, with strong proficiency in Java and Spring Boot.Demonstrated experience in high-performance environments and benchmark evaluations.Solid understanding of architecture, design, and development of complex web applications.

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 Zeta Global as a Senior Software Engineer specializing in Real-Time Ad Serving. In this critical role, you will be responsible for developing and optimizing our cutting-edge ad serving technologies to enhance user experience and drive engagement. Collaborate with cross-functional teams to design scalable solutions and troubleshoot complex issues in a dynamic environment.

Join Collibra’s Exceptional Support Team Collibra is on the lookout for a dynamic Senior Advanced Support Engineer (L3) to act as the ultimate technical authority within our esteemed global support organization. As a pivotal member of this team, you will not only troubleshoot issues but also investigate complex problems, mentor our Customer Support Engineers, and serve as the final checkpoint before any ticket escalates to Product & Engineering. Driven by the pursuit of excellence in a rapidly scaling company, you are eager to delve into the depths of intricate bugs. Your focus on quality ensures that you know precisely what to test and how to effect change with assurance. At Collibra, our customers represent our “True North,” and our Support team is at the forefront of delivering this commitment to superior service! This is a hybrid role based in our Prague office. Our flexible working model allows you to work from the office at least two days a week, fostering connectivity and collaborative progress as a unified team.

Wrike stands as the premier work management platform designed for teams and organizations striving for enhanced collaboration, creativity, and achievement every day. Our platform unifies all work processes and teams, simplifying complexities, boosting productivity, and allowing individuals to concentrate on their most meaningful tasks. Our Vision: A world where everyone can focus on their most meaningful work, together. About the Role: Join Wrike's Backend Reliability (BRE) team, a crucial component of our backend infrastructure and the guardian of our uptime. We aim to achieve and maintain 99.99% availability while developing the tools, components, and safety nets relied upon by our entire engineering organization. As a Senior / Staff Backend Engineer on this team, you will not merely address tickets but architect essential reliability solutions that influence how Wrike scales, operates, and recovers from failures.Your Impact: Design, build, and maintain vital reliability components including HTTP rate limiters, internal DB schema migration tools, circuit breakers, and distributed Redis-based caching.Troubleshoot intricate production issues, optimize PostgreSQL usage, and ensure our distributed systems remain robust and stable under high load.Lead initial investigations during significant production incidents to identify probable root causes, assess impacts, and suggest mitigation strategies. Long-term solutions are then implemented by the responsible teams based on your insights.Develop scalable, reusable tools and frameworks aiding other engineering teams in building more resilient services.Utilize AI-driven tools and coding agents to expedite development, scrutinize architectures, and automate repetitive or error-prone tasks.Promote reliability best practices across engineering through knowledge sharing, design reviews, and establishing high technical standards.Your Qualifications: Proficient in Java/JVM, with experience in building scalable, high-performance backend systems; willing to adopt other languages as necessary.Strong grasp of distributed systems concepts, including high availability, the CAP theorem, and fault tolerance.Extensive experience with relational databases (PostgreSQL) and non-relational storage solutions.

About Veeam Software Veeam Software focuses on data and AI trust, helping organizations understand, secure, and strengthen their data and AI systems. The company leads in data resilience and security posture management, working at the intersection of identity, data, security, and AI risk. Headquartered in Seattle and active in more than 30 countries, Veeam protects over 550,000 customers worldwide, supporting business continuity for many major brands. Role Overview The Senior Data Security & Privacy Engineer position is based in Prague, Czechia. This role centers on privacy-by-design and data protection engineering for the Veeam Data Cloud (VDC) data plane. The engineer will play a key part in building and applying advanced security frameworks that protect the integrity and confidentiality of customer data.

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?...

Join Outreach as a Senior Back-end Software Engineer in Prague, where you'll tackle complex technical challenges and create scalable solutions using Golang. Collaborate within a dynamic team to enhance our Email + Calendar Services, handling millions of emails daily to transform communication into actionable insights. Your role will include clarifying requirements with product managers, contributing innovative ideas, and implementing them in a microservices architecture. Experience with Ruby on Rails and TypeScript is a plus, as we also maintain legacy code and diverse data stores (MySQL, PostgreSQL, NoSQL). If you're passionate about coding and eager to make an impact, we want to hear from you!