Frontend Developer at Planner 5D | Warsaw

Join Our Team:Planner 5D is a premier global platform for home design, connecting over 100 million users across 230 territories worldwide. Our innovative software simplifies the home renovation journey from initial concept to final execution, making it accessible for everyone, regardless of their design experience. We empower individuals to transform their living spaces into their dream homes with ease.Our technology is available on various platforms including Web, iOS, Android, Windows, and MacOS, ensuring seamless user experience and synchronization.At Planner 5D, we foster a vibrant community of passionate professionals from diverse backgrounds, collaborating across time zones to revolutionize the home design industry. We are continuously seeking innovative talents who are eager to take initiative and contribute to our expanding toolset. Join us in shaping the future of home design.We are currently on the lookout for an AI / Machine Learning Researcher to join our AI team. The role involves applied research aimed at addressing real-world product challenges. You will engage with raw data, investigate novel methodologies, formulate and test hypotheses, and create prototypes and MVP solutions that could evolve into production features on the Planner 5D platform.

About Us:Planner 5D is a worldwide leader in home design, connecting over 100 million users across 230 countries (including a couple from Antarctica!). Our platform simplifies the home renovation journey from initial concept to final execution, making the process remarkably straightforward with our innovative software. You don't need to be a professional designer to transform your home or workspace; we empower everyone to realize their dream spaces through accessible design tools.Our cross-platform capabilities span Web, iOS, Android, Windows, and MacOS, ensuring seamless synchronization for all users. Planner 5D is not just software; it’s a thriving community of dedicated professionals from diverse backgrounds, all working together across various time zones to revolutionize the home design industry.We are continually on the lookout for talented individuals who are passionate about taking ownership and driving innovation within our expanding suite of tools. Join us as we shape the future of home design.We are currently seeking a Senior Python Engineer to join our dynamic team and contribute to building production-ready systems that will directly enhance our product offerings.

Planner 5D is looking for a Manual QA Engineer based in Warsaw. This position plays a key part in ensuring the quality of home design software used by millions worldwide. As the product evolves, the Manual QA Engineer will help maintain high standards and support ongoing improvements. Role overview This role focuses on manual testing of Planner 5D’s digital products. The Manual QA Engineer will join a team that welcomes fresh perspectives and values teamwork. Day-to-day work involves identifying issues, verifying fixes, and helping the team deliver reliable updates as the platform grows. What you will do Test new features and updates manually to catch bugs and usability issues Work closely with colleagues from different backgrounds to solve problems Share feedback and suggest practical improvements for the product Requirements Located in Warsaw Experience with manual quality assurance or software testing Interest in home design technology and user experience

Lead and execute software engineering initiatives to facilitate end-to-end machine learning operations, emphasizing the scaling of workflows for extensive datasets and distributed systems.Architect, develop, and sustain MLOps infrastructures, including microservices, queuing systems, APIs, and orchestration workflows utilizing Python, Kubernetes, Kafka, and advanced database technologies.Deploy observability tools such as Prometheus and Grafana to guarantee the reliability, performance, and visibility of machine learning systems in a production environment.Work collaboratively with data scientists and machine learning engineers to optimize workflows for large language models, generative AI, and intelligent agent development and deployment.Evaluate architecture and implementation strategies to ensure alignment with organizational objectives, scalability, and adherence to best practices.Guide and mentor junior and mid-level engineers, promoting a culture of collaboration, innovation, and operational excellence.

Bolt is looking for a Senior Staff Machine Learning Engineer for AI Applications to join the Customer Support Product team in Warsaw, Poland. This position centers on improving the quality and effectiveness of AI automation within customer support. Role overview This engineer will play a central role in shaping how Bolt evaluates and integrates large language model (LLM)-based systems. The work involves driving improvements in knowledge quality and retrieval, and building feedback processes that strengthen automated support solutions. What you will do Lead initiatives to assess and align LLM-based AI systems for customer support. Enhance the quality and accessibility of knowledge used by automation tools. Develop and refine feedback loops to support continuous improvement in AI-driven support automation. Who this role suits This position is well suited for those with a strong background in applied machine learning, knowledge systems, and a focus on real-world AI product enhancements.

JetBrains is seeking a Senior Machine Learning Researcher to focus on Spectrum. This position centers on applying machine learning expertise to improve product features and contribute to ongoing research efforts. Role overview This role involves working with a team dedicated to advancing the capabilities of Spectrum. The Senior Machine Learning Researcher will use their knowledge to influence product direction and participate in research projects that drive innovation. Key responsibilities Apply machine learning methods to enhance Spectrum's technology. Contribute to research initiatives that inform future product development. Share insights and provide leadership within the research team. Locations This position is available in Amsterdam, Belgrade, Berlin, Limassol, Madrid, Munich, Paphos, Prague, Warsaw, and Yerevan.

Location: Poland About Us: RTB House is a pioneering global technology company, recognized for delivering cutting-edge marketing solutions to premier brands and agencies worldwide. Our proprietary ad-buying engine stands out as the world’s first to harness the full potential of Deep Learning algorithms, empowering advertisers to achieve exceptional outcomes and reach their objectives at every stage of the customer journey. As a Machine Learning Researcher, you will play a crucial role in advancing this innovative technology. Established in 2012, RTB House operates in over 90 markets, maintaining a private-by-design ethos. We emphasize first-party advertising and a steadfast commitment to innovation. Our comprehensive suite of Deep Learning-powered AdTech products and solutions is designed to maximize conversions, enhance customer acquisition, foster engagement, and stimulate sustained demand for our diverse global clientele. Your Responsibilities: Design and implement models, predominantly deep neural networks, aimed at predicting user behavior and preferences online. Analyze the latest advancements in the Machine Learning domain. Conduct and interpret A/B tests for new methodologies. Develop and assess innovative strategies for modeling critical challenges, including bidding in first-price auctions. Desired Qualifications: Minimum of 4 years of practical experience in Machine Learning or Data Science. A strong interest and commitment to continuous professional development in the Machine Learning field. Solid understanding of statistics and probability. Proficient programming skills. Preferred Technologies: Python, Java, Scala PyTorch, NumPy, Pandas Jupyter Notebooks Additional Advantages: Experience within the ML industry. Background in designing recommendation systems. Hands-on knowledge of our utilized tools. Exploratory Topics: Implementation and evaluation of advanced model architectures, such as convolutional networks and transformers. Assessing discrepancies between training and production data distributions, problem scale estimation, solution identification, analysis, implementation, and deployment. Experiments utilizing transfer learning techniques. ...

Join Our Team as a Machine Learning EngineerRTB House is a pioneering global leader in marketing technology, renowned for delivering cutting-edge advertising solutions to prestigious brands and agencies across the globe. Our proprietary ad-buying engine, the first in the world to be solely powered by Deep Learning algorithms, empowers advertisers to achieve exceptional results and meet their goals at every stage of the marketing funnel.Established in 2012, RTB House operates in over 90 markets and thrives on a foundation of privacy and innovation, utilizing first-party data to craft impactful advertising experiences. Our suite of Deep Learning-driven AdTech products and solutions is designed to maximize conversions, enhance customer acquisition, foster engagement, and sustain long-term demand for our diverse clientele.

QED (https://qed.ai) is an innovative tech firm dedicated to enhancing public health and ensuring food security in Sub-Saharan Africa. Our mission involves developing cutting-edge digital infrastructure and artificial intelligence solutions that bridge the gap between humanitarian aid and scientific research. This includes in-situ nutrient analysis of crops, soils, and foods, along with national-scale surveillance of diseases such as HIV and malaria across multiple African nations. Our organization is proudly supported by various philanthropic and governmental entities, including the Gates Foundation, the Polish Ministry of Agriculture, and the Global Fund.We are excited to invite a talented Data Scientist to our Warsaw team, focusing on ScanSpectrum (https://scanspectrum.qed.ai), a revolutionary low-cost handheld spectrophotometry kit designed to evaluate the quality parameters of food and agricultural products.

Join our dynamic ML Platform team at Bolt as a Senior ML Platform Engineer, where you will play a pivotal role in designing, developing, and optimizing our AI Infrastructure. This infrastructure powers Bolt's intelligent services, making machine learning and artificial intelligence easier to implement at scale.We are a rapidly growing tech company with over 200 million customers across more than 50 countries. Our mission is to create cities that prioritize people over cars, and we believe an inclusive environment is key to achieving this goal. We welcome applicants from all backgrounds and walks of life.

About WPP MediaWPP Media is a global media organization that is part of the WPP Group, encompassing brands such as Choreograph, EssenceMediacom, Mindshare, and Wavemaker.In a world where media permeates every aspect, we connect leading platforms, talented individuals, and strategic partners to forge limitless growth opportunities. By joining us, you will benefit from programs designed to prepare you for future careers and collaborate with experts whose skills are certified by DIMAQ. At WPP Media, we don’t just utilize technology – we innovate it. With proprietary tools like the WPP Open platform (an AI marketing solution), you will engage in international projects and support clients globally. Recognized as a Top Employer Poland & Europe 2021–2025, we foster a workplace culture rooted in trust and high HR standards. For the second consecutive time (2024 and 2025), we have been honored with the Media Group of the Year title by Media & Marketing Magazine. For more information, visit www.wppmedia.com. Where Will You Enhance Your Skills?Wavemaker is an agency brand under WPP Media. We drive brand growth by transforming how consumers make decisions and experience the world through media, content, and technology. Our name embodies our mission and approach. We thrive when collaborating with bold brands and individuals who embrace challenges, allowing us to reach further and act faster together. What Will Your Role Look Like?As a Media Planner, you will develop your strategic skills through comprehensive media knowledge. You will co-create with the Agency Planning team, translating our clients' business objectives into effective media goals. Agency Planning builds trust-based relationships while offering innovative and tailored solutions. On a daily basis, you will: Plan and implement media activities tailored for online and/or offline channels, Monitor campaign effectiveness, analyze data, and propose enhancements, Build collaborative relationships with clients through consulting, understanding their needs, and delivering customized solutions, Support synergy between departments by coordinating actions and ensuring smooth cooperation.

Join NielsenIQ as a Research Analyst and play a pivotal role in driving data-driven insights that shape strategic business decisions. In this dynamic position, you will conduct thorough market analysis, compile reports, and collaborate with cross-functional teams to deliver actionable intelligence. Your analytical skills will be crucial in interpreting complex data sets and presenting findings in a clear and compelling manner.

WPP Media is the media division of WPP, based in Warsaw, Poland. The team brings together media, data, and partnerships to help clients understand and improve the impact of their media investments. With tools like WPP Open and Open Intelligence, WPP Media supports brands in adapting to change and finding new growth opportunities. As part of WPP, the company works with leading brands and relies on a mix of talent, data, and strong industry relationships. The focus is on creative personalization at scale, using insights to guide marketing decisions. What you will find at WPP Media Collaboration with global brands and partners Access to data-driven marketing platforms Opportunities to work at the intersection of media, technology, and strategy Learn more at wppmedia.com.

Location: Poland About Us:RTB House is a pioneering global technology company specializing in innovative marketing solutions for leading brands and advertising agencies around the globe. Our proprietary ad-buying engine stands out as the first in the world to utilize Deep Learning algorithms entirely, empowering advertisers to achieve exceptional results and meet their objectives throughout every stage of the marketing funnel. Your Role:As a Senior Technical Researcher/Engineer on our AdTech Technical Research Team, you will be instrumental in investigating and mastering the latest advancements in the advertising technology landscape. Your responsibilities will include conducting comprehensive research, testing novel technologies, and collaborating across various teams to determine their viability for integration into our systems. This position requires a unique combination of programming, research, and analytical skills to assess the effectiveness and practicality of diverse ad tech solutions. Qualifications: Minimum of 5 years of experience in a research or engineering role. Technical Proficiency: Strong programming skills with the ability to comprehend large-scale and intricate systems and architectures. Curiosity and Willingness to Learn: Eagerness to embrace new challenges and technologies while continuously enhancing knowledge in the ad tech sector. Independence & Proactiveness: Capability to take initiative and make informed decisions with minimal oversight while upholding high standards. Goal-Oriented Mindset: Focused on achieving specific project objectives and adaptable in a fast-paced environment. Collaborative Communication: Proficient in effectively sharing knowledge and working alongside team members and external partners (e.g., major browser vendors, W3C, GitHub). Prototyping Skills: Ability to develop Proof of Concepts (PoCs) and experimental solutions to evaluate their effectiveness. Technologies & Projects You May Work With: Python, Java, Scala, TypeScript/JavaScript PyTorch, NumPy, Pandas Jupyter Notebooks BigQuery, GCP Browser Engines

About Us:Planner 5D serves as a leading global platform for home design, engaging over 100 million users across 230 territories, including two users from Antarctica each month! Our innovative software streamlines the home renovation journey from ideation to execution, making it simpler than ever. You don't need to be a design expert to transform your living or working space. We are committed to enhancing the design experience and making the dream of customizing homes accessible to everyone.Our platform is available across various devices, including Web, iOS, Android, Windows, and MacOS, ensuring seamless synchronization for our users. Planner 5D is not merely software; it is a vibrant community of passionate and product-driven professionals from diverse backgrounds, collaborating across time zones with a common ambition to transform the home design industry.We are continuously on the lookout for talented individuals who are eager to take initiative and drive innovation within our expanding suite of tools. Join us in shaping the future of home design.We seek a skilled Senior Full-Stack Developer to join our web team, focusing on developing new features and enhancing our existing solutions.Our Tech Stack: PHP 8.4, Symfony, PHPUnit, MySQL, Redis, MongoDB, RabbitMQ, Git, Docker for back-end development. For front-end development: native JavaScript, jQuery (legacy code), TypeScript, React, Three.js (OpenGL), Webpack, WebSocket, Jest (unit tests), Docker, SVG.Note: Candidates should be prepared to work as a Contractor under a B2B service agreement.

As an AI Engineer on the Enterprise AI team at Asana, Inc., help shape how artificial intelligence supports and automates internal operations. This recently formed team works closely together to design and build scalable AI workflows that influence Asana’s go-to-market processes. Collaboration with both business and engineering teams is central to this role, and maintaining open feedback channels with users ensures solutions meet real needs. The work centers on automating complex business logic and advancing Asana’s vision of an Agentic Enterprise. Work location and schedule This position is based in Warsaw and follows a hybrid work model. Team members are onsite in the office on Monday, Tuesday, and Thursday. Most people work from home on Wednesdays. Friday’s work location may vary depending on project needs. The recruiter can provide more details about this arrangement. Employment details Asana offers a Contract of Employment (UoP) to employees in Poland.

Samba TV is a leading innovator in the streaming and broadcast video landscape, leveraging our proprietary data and advanced technology. Our mission is to revolutionize the viewing experience worldwide. By harnessing our extensive data, media companies can effectively connect with audiences for new shows and movies, while advertisers can engage viewers and accurately measure reach across diverse devices. Our unique narrative and insights, driven by global data and AI, offer an unparalleled perspective on culture.As a mid-level Data Scientist on the Knowledge Graph & Identity team at Samba TV in Warsaw, you will take ownership of significant data science projects, delivering solutions with minimal oversight. You are a dependable and autonomous contributor, possessing deep expertise in one of Samba's core areas—knowledge graphs, identity spine, measurement, or audience modeling—and the technical skills necessary to develop production-ready solutions utilizing modern machine learning and AI techniques. Collaborating closely with peers, product teams, and engineering, you will also play a vital role in mentoring junior data scientists within the team.

Waymo is at the forefront of autonomous driving technology, dedicated to becoming the world's most reliable driver. Originating from the Google Self-Driving Car Project in 2009, our focus has been on developing the Waymo Driver—The World’s Most Experienced Driver™—to enhance mobility access while preventing countless traffic-related fatalities. Our Waymo Driver powers a fully autonomous ride-hail service, with the capability to be adapted across various vehicle platforms and applications. With over ten million rider-only trips completed and more than 100 million miles driven autonomously on public roads, complemented by extensive simulation across 15+ U.S. states, we are redefining transportation.The Waymo Car Experience team is tasked with delivering safe and enjoyable experiences for all riders. As a Senior Software Engineer, you will collaborate closely with the Operations team to identify and mitigate challenges such as lost items and incorrect passenger seating using data-driven insights and machine learning models.

QED AI (https://qed.ai) is an innovative technology firm dedicated to improving public health and food security across Sub-Saharan Africa. We are committed to developing the digital infrastructure and AI solutions that facilitate crucial efforts in monitoring diseases such as HIV and malaria, as well as analyzing the nutritional quality of crops and soils on a national scale in multiple African nations. Our funding is sourced from prestigious philanthropic and governmental organizations, including the Global Fund, Gates Foundation, CDC, and USAID.We are seeking a talented Infrastructure Engineer to join our dynamic team. In this role, you will be responsible for:Utilizing declarative tooling (NixOS + k3s + Terraform) predominantly on bare metal servers, with occasional cloud integration.Strategically planning infrastructure layout, selecting suitable components, conducting testing, and implementing deployments.Designing reusable modules to facilitate deployments across diverse environments, ensuring data sovereignty for our clients.Enhancing developer tooling to streamline operations.Maintaining robust monitoring and alerting systems.Quickly responding to downtimes (optional pager duty included).Planning and constructing bare metal infrastructure for deployment in low to middle-income countries.Potential travel opportunities to gain insights into the challenges we address and to set up hardware in local data centers.This position requires a full-time commitment based in Warsaw, Poland, with a hybrid work model allowing for both remote and in-person work throughout the week. We anticipate at least 2-3 days per week in the office. The working hours are flexible, enabling you to manage personal matters during the day without prior approval.