Python Engineer at Valka | Prague

Join Valka as a Python Engineer!Valka, an innovative offshoot of the Realms Group, is redefining digital content creation and experience. We envision a future where content is co-created in real time, integrating imagination with reality through advanced AI technologies. Our aim is to develop an interactive human-digital platform that allows virtual characte…

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

Join Collibra's Innovative Artificial Intelligence Team We are on the lookout for a seasoned AI Engineer to architect and implement Artificial Intelligence solutions that enhance our customer experience and facilitate informed, data-driven decision-making. If you are passionate about leveraging cutting-edge technologies to create effective, high-performance AI solutions, this role is for you. You will collaborate with a global team of exceptional builders, united by a commitment to innovative technology, problem-solving, and the pursuit of crafting simple, elegant products that engage and delight customers at every level of data interaction. This is a hybrid role based in our Prague office, where you will work on-site at least two days a week. This model fosters connectivity, teamwork, and collective progress.

Role Overview GoodData is looking for a Senior Python Engineer with a focus on Artificial Intelligence to join the team in Prague. This role centers on building AI solutions that support data analytics and business intelligence initiatives. What You Will Do Develop AI-driven features and tools using Python Work on projects that advance data analytics and business intelligence capabilities Collaborate with other engineers and teams to deliver reliable, scalable solutions Location This position is based in Prague.

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.

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.

Filevine is a pioneering company in Legal AI, committed to revolutionizing legal operations through its innovative Legal Operating Intelligence (LOIS) platform. By integrating data, documents, workflows, and teams into a cohesive system, Filevine enhances clarity and efficiency in modern legal work.With LOIS at its core, Filevine empowers legal professionals by transforming reactive operations into proactive solutions. LOIS interprets and analyzes data to provide actionable insights, automate complex processes, and instill confidence in decision-making. Our fast-paced growth and remarkable achievements have garnered accolades from prestigious organizations such as Deloitte and Inc., recognizing us as one of the most innovative and rapidly expanding technology firms in the industry.As a Solutions Engineer, you will play a pivotal role in our sales team, collaborating closely with Account Executives (AEs) to effectively demonstrate our complex SaaS products to law firms and corporate clients. Your ability to understand client needs and craft engaging narratives within our demo environment will be essential. You will serve as the technical authority, simplifying intricate concepts for non-technical stakeholders while also addressing the technical details for more knowledgeable audiences. Given our continually evolving product suite, we seek a highly motivated individual who possesses a strong curiosity and the ability to swiftly master our latest offerings, their functionalities, and the value they provide. Join us if you are driven and confident in your capabilities to achieve outstanding results within our organization.

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.

About UsAt duvo, we are revolutionizing the way enterprise teams manage data across systems. Many businesses are bogged down by the chaos of data transfer via emails, outdated user interfaces, and cumbersome handoffs, leading to inefficiencies that are costly and risky.Our dynamic team is dedicated to eliminating these challenges once and for all. With strong traction in the market, we are addressing real-world problems for our customers. To achieve our goals, we seek extraordinary talent that is committed to excellence. We value humility, hard work, and results-driven outcomes.Our VisionWe are developing the Agentic Automation Platform for enterprises—a cutting-edge solution that empowers AI agents to execute comprehensive workflows across user interfaces and APIs, all while ensuring robust governance. Our approach goes beyond traditional methods; while copilots may assist, at duvo, we ensure the job gets done.Business users define their desired outcomes, and our intelligent agents handle the planning, execution, exception approvals, and adaptive learning. We are initially focusing on sectors like retail, finance operations, and supply chain management, where the return on investment is clear, before expanding into further areas.Speed is our competitive advantage: we ship rapidly, iterate even faster, and foster continuous learning.

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.

Join Filevine, an innovative leader in Legal AI, as we redefine the future of legal work through our cutting-edge platform that integrates data, documents, workflows, and teams seamlessly. Our unique approach, grounded in a singular system of truth, enhances clarity and consistency in modern legal operations.At the heart of our operations is LOIS, the Legal Operating Intelligence System, which transforms legal practices by proactively surfacing insights, automating complexities, and empowering professionals to achieve greater clarity and confidence. Our commitment to excellence has garnered us accolades, including recognition from Deloitte and Inc. as one of the fastest-growing and most innovative tech companies.Role Overview:As a Staff Software Engineer, you will be instrumental in shaping the technical trajectory of Filevine. You will design and develop robust systems that ensure our platform remains fast and reliable, catering to the demands of the future—covering everything from web applications to distributed backend services that enhance AI-driven functionalities.This position is focused on tackling complex challenges that require cross-team collaboration and innovative problem-solving. You will work closely with engineering leadership, provide mentorship to teams, and elevate the technical standards organization-wide.

About the RoleJoin Rossum, where we leverage cutting-edge machine learning and an intuitive user interface to streamline document processing and enhance efficiency across various industries. Our AI Research Team develops proprietary neural architectures that drive our production systems, enabling the processing of millions of documents weekly for clients globally.We are seeking a talented Senior AI Research Engineer to become a pivotal member of our AI Research Team (R&D). In this role, you will advance the field of document understanding through the training of innovative models from inception to realization, and by creating research prototypes and solutions that significantly enhance our product's capabilities.You will work at the intersection of groundbreaking global research and our internal model development, directly impacting our long-term model strategy and technical roadmap, enabling successful concepts to swiftly transition into scalable systems for customer use.As part of a collaborative team of seasoned researchers and engineers, you will work closely with Product and AI Platform Teams within a shared monorepo, fostering rapid experimentation, continuous delivery, and tangible customer impact.What You'll DoYou will be a leading force in shaping Rossum's document understanding strategy, managing comprehensive research initiatives while guiding the evolution of our models and platforms.Key Responsibilities Include:Lead research projects spanning deep learning, NLP, computer vision, and multimodal systems — integrating insights from global research with in-house innovation to create proprietary, production-ready models for Rossum.Design and execute innovative experiments with a proactive mindset, rapidly prototyping while evaluating deployment considerations to ensure real-world impact — focusing on inference cost, latency, robustness, and reliability.Manage large-scale NLP and vision training systems, overseeing architecture design, distributed training, and in-house benchmarks to align critical metrics with product needs.Utilize top-tier research infrastructure, including high-performance GPU clusters and large-memory machines, to conduct ambitious experiments at real-world scale.Influence Rossum’s technical roadmap by pinpointing high-impact research directions and driving their development from concept to customer implementation.Mentor and guide junior researchers and engineers, fostering a culture of learning and innovation within the team.

Join Filevine, a pioneering Legal AI company redefining the future landscape of legal work through our innovative Legal Operating Intelligence (LOIS) platform. Our unique system integrates data, documents, workflows, and teams into a cohesive environment where legal professionals can operate with exceptional clarity and efficiency.With LOIS at its core, Filevine empowers legal professionals by transforming operations from reactive to proactive, utilizing advanced capabilities to comprehend and analyze data. Our award-winning technology, recognized by Deloitte and Inc., continues to earn accolades for innovation and rapid growth. Collaborate with a dynamic team of visionaries and innovators dedicated to reshaping the legal field.Role Overview:As a Machine Learning Engineer at Filevine, you will spearhead the design and implementation of advanced NLP models for applications such as medical summarization, credibility assessment, and contradiction detection. Your role will also involve enhancing our transcription pipelines and automating internal AI processes. Collaborate closely with engineering teams to integrate these models into production, ensuring optimal system stability and accuracy while driving forward-thinking advancements in NLP, particularly in the legal and medical sectors, utilizing tools such as Python, PyTorch, and AWS.

Filevine is a pioneering company in the realm of Legal AI, dedicated to providing Legal Operating Intelligence for the future of legal work. Our platform integrates data, documents, workflows, and teams into a cohesive system—where modern legal tasks are performed with transparency and consistency.Driven by LOIS, the Legal Operating Intelligence System, Filevine enhances the legal operations process by transforming it from reactive to proactive. LOIS comprehends and analyzes your data to uncover insights, streamline complexities, and empower legal professionals with the clarity and confidence needed to excel. Our remarkable growth has been recognized by prestigious awards from Deloitte and Inc., acknowledging us as one of the most innovative and rapidly expanding technology firms in the nation.As a Software Engineer, you will play a crucial role in redefining the capabilities of legal technology. Your responsibilities will include developing web applications and essential backend services that interface with AI models such as GPT, Claude, and Gemini.At Filevine, you will enjoy a dynamic work environment where solving real-world customer challenges, owning features from inception to deployment, and influencing our software development practices at scale are part of your everyday experience.

Role OverviewAs an AI Solutions Consultant at duvo, you will be the pivotal specialist responsible for designing, configuring, and optimizing Duvo agents for our clients. Collaborating closely with our Retail and CPG AI Transformation Managers during both pre-sales and post-sales phases, you will transform complex workflows into efficient, automated solutions. Although you won't be writing production code, you will engage with intricate tools, data sets, and business logic to achieve impactful results.Key ResponsibilitiesSupport Discovery and DesignWork collaboratively with Transformation Managers to conduct discovery sessions, meticulously mapping out current processes.Convert workflows into specific agent instructions, detailing the systems involved, data handling, decision-making rules, and exception handling pathways.Rapidly prototype agent flows using Duvo’s platform tools, validate assumptions against real data, and iterate effectively.Configure and Launch AgentsSet up Duvo agents via the platform, defining necessary data sources such as ERPs, portals, spreadsheets, and emails.Establish actions, guardrails, prompts, and logic for effective decision-making and exception management.Conduct end-to-end testing, troubleshoot issues, and iterate until agents are stable for production.Develop essential documentation, runbooks, and training materials to ensure customer teams are well-equipped to interact with agents.Optimize and ScaleMonitor agent performance metrics, including success rates, types of exceptions, time savings, and error trends.Propose enhancements to workflows and logic to maximize coverage and minimize manual processes.Collaborate with Transformation Managers to replicate and adapt successful agents across various categories, functions, and new clients.Provide actionable feedback on recurring patterns to the Product and Engineering teams to refine pre-built agents and enhance platform capabilities.Enable SalesAssist Sales and Transformation Managers in late-stage opportunities by delivering custom demos and conducting technical feasibility assessments.Offer preliminary estimates of effort and value based on analogous client case studies.

Why Join Aisle?At Aisle, we are transforming the landscape of enterprise software security by leveraging AI agents for autonomous vulnerability remediation. With vulnerabilities identified as the leading cause of cyber incidents, we recognize the urgency of timely patching, a task that often takes organizations weeks or even months. Our innovative approach is here to change that.Our core mission is to safeguard democratic societies against the most advanced cyber threats. By empowering organizations, including those responsible for critical infrastructure, we enable them to fortify their systems and address security concerns with unmatched speed and scalability. Supported by a team of world-class founders and advisors, we are pioneering a new category in cybersecurity that merges AI, automation, and enterprise resilience.As a compact, highly skilled team spread across the US, Europe, and Israel, we prioritize ownership, agility, and collaborative spirit. If you aspire to work alongside top-tier minds in AI and security, thrive in dynamic settings, and are passionate about tackling one of the most challenging issues in technology, Aisle is the ideal workplace for you.

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

Rohlik Group is a major force in online grocery shopping across Europe, delivering more than 25,000 products to customers in several countries. The company operates at the intersection of logistics, software, and customer experience, with a focus on rapid delivery and high standards. Engineers at Rohlik tackle projects that range from automating warehouse operations to building smarter web and mobile shopping features, all within a fast-evolving grocery market. Engineering teams here are small, typically 3 to 8 people, each with clear goals and responsibility for specific challenges. Over 100 engineers contribute across Product Engineering, Platform & SRE, Machine Learning, AI, and Data. Rohlik’s AI-native approach means tools like Claude Code and Devin are part of daily work, helping teams deliver quickly while keeping processes lean. Role overview The Senior Technical Domain Lead sets the technical vision and architecture for one of Rohlik’s core domains. This position has significant influence across teams and functions but does not involve direct line management. The focus is on technical leadership and decision-making at a high level. What you will do Define and evolve the technical direction for a major product or platform area, from initial concept to execution Act as the primary expert for complex technical challenges and critical design decisions Evaluate architectural trade-offs to ensure systems remain scalable, secure, and aligned with company strategy Guide the integration of AI and agentic practices into development, promoting automation and faster delivery Influence the growth of the platform as Rohlik expands into new markets This role is responsible for upholding high standards in system design and ensuring engineering practices remain current and effective. Location This position is based at Rohlik Group’s headquarters in Prague, Czech Republic.

About ShipMonkAt ShipMonk, we transcend traditional 3PL services; we act as a growth partner for merchants. Our cutting-edge technology combined with our proprietary network of fulfillment centers empowers high-growth eCommerce and DTC brands to focus on growth while we handle fulfillment seamlessly. With a dedicated team of over 2,500 employees across five countries, we are committed to transforming fulfillment. Our mission is to provide the fastest click-to-delivery service, real-time inventory management, and tailored solutions—all driven by a merchant-first philosophy.Why Join ShipMonk?We believe in building enduring partnerships, which is evident through five key differentiators that position us as true allies to our merchants.● Global Fulfillment Network: Our 12+ owned fulfillment centers located across the US, Canada, Mexico, the U.K., and Mainland Europe ensure quality and consistency by never outsourcing our operations.● Proprietary Technology: Our AI-powered platform offers a real-time, unified view of inventory and orders, granting our merchants the control and visibility essential for their success.● Unrivaled Support: We pride ourselves on providing personalized, hands-on support with a global presence. Our dedicated teams are always on-site, ready to assist.● Transparent Pricing: We advocate for honest, long-term partnerships with our all-inclusive pricing model that guarantees predictable costs without hidden fees.● Future Commitment: With over $10 million invested annually in R&D, we ensure our technology and services continuously evolve, solidifying our role as a long-term partner.

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.