Senior Software Engineer (Node.js/Go/Python)

CloudTalkRemote — Czechia

Remote Full-time

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Experience Level

Senior

Qualifications

Proficient in at least two programming languages, with a preference for Node.js, Golang, and/or PythonFamiliarity with AWS technologiesExperience in Linux server administrationUnderstanding of network protocolsKnowledge of VoIP systems is beneficial but not mandatoryStrong analytical, decision-making, and critical-thinking abilitiesExperience in DevOps, particularly in building tools and frameworks

About the job

We are welcoming applications from candidates located in Czechia or Slovakia.

Join a Leading Global SaaS Company | Recently Secured $28M Series B Funding | 100% Remote or Hybrid Work Options
Experience the #1 AI Business Communication Platform

About CloudTalk

With a remarkable $28 million Series B investment secured in January 2024 from notable investors including KPN Ventures, Lead Ventures, Point 9, and HenQ, CloudTalk's AI-driven communication platform empowers over 4,000 sales and support teams to transform customer experiences into a significant revenue-generating advantage.

Our platform is built to support businesses of all sizes, from innovative scale-ups like Deel to industry giants such as Nokia, Glovo, and Rakuten. We enable organizations globally to engage in impactful conversations, managing calls and messages from a single, unified interface.

CloudTalk is dedicated to creating a cohesive ecosystem for sales and customer service communications, allowing every professional to engage in more productive and meaningful dialogues.

Your Challenge:

Are you prepared to redefine the future of voice communication? Join our Voice Team, which serves as the backbone of our advanced technical solutions. We ensure that every call is not just connected but delivered with exceptional quality. From seamless call transfers to secure recordings, we tackle intricate challenges that keep our systems operational and our users satisfied.

Our responsibilities extend beyond the basics; we manage critical services such as open-source Asterisk and Kamailio and drive the development of our VOIP platform. Here, you will have the chance to integrate cutting-edge technologies, including AI-powered services, and make a substantial impact in the dynamic realm of communication.

What You Will Work On:

Develop and maintain high-performance, scalable Voice platform services with zero downtime releases in the AWS environment
Integrate third-party AI tools into our ecosystem
Ensure the smooth operation of our infrastructure
Participate in the automation and scaling of our infrastructure
Enhance security measures
Collaborate with cross-functional teams to establish best practices for building, testing, and operating services at scale

What Makes You an Ideal Candidate:

Proficient in at least two programming languages, with a preference for Node.js, Golang, and/or Python
Familiarity with AWS technologies
Experience in Linux server administration
Understanding of network protocols
Knowledge of VoIP systems is beneficial but not mandatory
Strong analytical, decision-making, and critical-thinking abilities
Experience in DevOps, particularly in building tools and frameworks

About CloudTalk

CloudTalk is a leading global SaaS company that leverages AI technology to enhance business communication. With a focus on providing an exceptional user experience, CloudTalk supports thousands of sales and support teams worldwide, driving productivity and efficiency in customer interactions.

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Senior Software Engineer (Node.js/Go/Python)

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Full-time|Remote|Remote — Czechia

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Jan 9, 2026

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Mar 20, 2026

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Senior Backend Engineer

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Full-time|Hybrid|Germany; Prague, Czech Republic

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.

Apr 23, 2026

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Senior Backend Software Engineer (C++/C#) at PureStorage | Prague

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Full-time|On-site|Prague, Czech Republic

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.

Feb 12, 2026

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Principal Engineer (Backend)

Kaizen Gaming

On-site|On-site|Prague, Czech Republic

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.

Feb 4, 2026

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Senior Backend Engineer - Proxy Infrastructure & Unblocking

Apify

Full-time|On-site|Prague

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

Apr 20, 2026

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Senior Backend Engineer (Kotlin, Calcite) at GoodData | Brno

GoodData

Full-time|Hybrid|Brno

Join GoodData, a pioneering cloud analytics firm, dedicated to transforming data into actionable insights for businesses. Our dynamic backend team is seeking a Senior Backend Engineer passionate about writing clean code, designing intelligent architectures, and managing large-scale data processing.Your ResponsibilitiesDeveloping a high-performance, distributed query engine leveraging Kotlin and Apache Calcite.Creating and refining an internal query language (MAQL) that converts to SQL.Building and sustaining distributed microservices.Addressing intricate data challenges, including data fetching, processing, and transfer, using contemporary tools such as Arrow, DuckDB, Pandas, and Polars.Designing robust APIs, implementing test-driven development practices, and guiding product direction in collaboration with your team.Working closely with Product Management, Quality Assurance, and Architects within a product-centric engineering environment.Our Technology StackOur technology stack primarily includes Kotlin, alongside Python, Apache Calcite, Arrow, DuckDB, Polars, SQL, Docker, Kubernetes, Linux, and Git.What We ValueA strong foundation in coding and problem-solving.Proficiency with SQL, distributed systems, and relational models.Experience with Kotlin or Java programming languages.An inquisitive, self-reliant mindset with a commitment to clean, testable design.Preferred QualificationsKnowledge of Apache Calcite, Arrow, Python, Kubernetes, gRPC, and protocol buffers, as well as interest in frontend technologies (TypeScript/JavaScript) and experience in Business Intelligence or Big Data would be advantageous.This position is based in Brno, Prague, or a hybrid setup, offering flexibility, a collaborative team, and the opportunity to make a meaningful impact.About GoodDataAt GoodData, we are shaping the future of agentic AI for data intelligence. Our comprehensive data intelligence platform empowers organizations to transform raw data into significant business outcomes — from agentic AI applications to seamless, scalable embedded analytics. With GoodData, businesses do more than analyze data; they capitalize on it.Our mission is to embed intelligence wherever decisions are made, which is why we have created a platform that is AI-native, composable, and tailored for the modern enterprise landscape.

Feb 2, 2026

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Backend Engineer at Veeam Kasten | Prague

Veeam Software

Full-time|On-site|Prague, Czechia

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.

Apr 8, 2026

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Engineering Manager for Web Automation Team (Node.js/Typescript)

Apify

Full-time|On-site|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.

Apr 27, 2026

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