Senior Distributed Systems Engineer - Bidding Platform

Location: Poland (Remote/Flexible) About Us: RTB House is a pioneering global technology company that specializes in cutting-edge marketing solutions for leading brands and agencies around the world. Our innovative ad-buying engine is the first globally to leverage Deep Learning algorithms exclusively, empowering advertisers to achieve remarkable outcomes an…

ShiftKey connects healthcare facilities with licensed professionals to fill open shifts, helping address staffing shortages in American healthcare. The platform gives facilities and healthcare workers direct access to each other, allowing professionals to choose their own schedules. This approach aims to bring more licensed experts back into the workforce and ease a critical challenge in healthcare staffing. More information is available at www.ShiftKey.com. Role overview The Marketplace Platform Architect sets the technical direction for ShiftKey’s core products, including Acute Care and credentialing systems. The main focus is on improving platform modularity and reducing tight coupling in the architecture. This role leads efforts to keep the architecture consistent and reliable, guiding teams through complex logic and highlighting technical risks early. Success in this position relies on collaboration and influence rather than authority. The architect works across multiple development teams, encourages clear documentation, and values engineer-driven decision-making. Strong communication and a willingness to consider diverse viewpoints are essential, along with a passion for solving structural challenges and building connections between teams. Key responsibilities Define and maintain the technical roadmap for the Marketplace Platform, ensuring consistency across core products and future updates. Lead projects to improve modularity and reduce dependencies within the platform’s architecture. Work closely with development teams to clarify complex logic and identify technical risks. Work environment This position is based in the Warsaw Metropolitan Area. While there is no required in-office schedule, many team members choose to work from the office on Tuesdays and Wednesdays for collaboration. Compensation Monthly gross salary: PLN 26,500 to PLN 31,000 under an employment contract (CoE/umowa o pracę). Final offer depends on experience and expertise.

Join SienaAt Siena, we are pioneering the future of customer experience with our innovative intelligence layer. Our mission is to create a robust operating system for AI agents that learn, remember, and engage with customers across various touchpoints—from support interactions to shopping experiences, voice, and social media.Siena goes beyond mere automation; we empower shopping agents, cultivate persistent customer memories, deliver actionable business insights, and foster empathetic interactions that resonate with human qualities.We’re revolutionizing the way businesses comprehend and connect with their customers, transforming every engagement into valuable insights that enhance future interactions.The TeamOur team is small yet impactful, operating in a distributed manner that allows us to maximize our influence. Each member contributes significantly, leveraging our philosophy to work more efficiently and enjoyably.If you’re driven by the challenge of building something groundbreaking, read on. We are developing agents that don’t just respond to customers—they remember them, learn from every interaction, and seamlessly integrate experiences across channels.About the RoleAs the Engineering Manager, you will oversee teams tasked with building and deploying sophisticated AI agents tailored for customer experiences. This role transcends traditional engineering management; you will be involved in developing platform capabilities (AI pipelines, evaluations, integrations) and managing deployments for key clients.We seek a leader with a builder’s mindset, someone who approaches this role as if they were part of a founding team. Your passion for crafting the ultimate agentic operating system for customer engagement will shine through as you ensure our clients achieve remarkable success.Your ResponsibilitiesLead AI Agent Development: You will direct a team of engineers in creating and deploying high-performance, reliable AI agents for strategic clients. These systems will manage millions of customer interactions at scale, ensuring technical excellence and operational reliability.Ensure Client Success: You will be responsible for the deployment of agents across a portfolio of strategic accounts, driving their success through improved automation, enhanced quality, and effective management of escalations and customer reviews.Enhance the Platform: Your team's insights from customer engagements will inform platform improvements, driving innovation based on real-world deployment learnings.

Join the forefront of healthcare technology with Docplanner! You may recognize us by our previous name, Znany Lekarz. Over the past 12 years, we’ve been on a mission to revolutionize patient care in healthcare. We empower patients by providing them with tools to leave and read reviews about their medical experiences. Simultaneously, we equip healthcare professionals with technology that streamlines booking management, allowing them to focus on what they do best: caring for patients. Today, we're inviting you to be part of our journey to enhance the human aspect of healthcare.Docplanner's Global ImpactOperating in 13 countries and trusted by over 90 million patients monthly, Docplanner has become a go-to platform for more than 300,000 specialists. We are backed by reputable venture capital firms like Point Nine Capital, Goldman Sachs Asset Management, and One Peak Partners. With over 2,500 employees worldwide, we maintain the innovative spirit of a startup, even after a decade in the industry.About Docplanner TechAt Docplanner Tech, our diverse team of over 400 engineers, data analysts, and product managers is dedicated to building our products for all locations. Many of our team members have been with us for over five years, and we take pride in welcoming each new member with enthusiasm.Discover more about our workplace culture through our Glassdoor reviews or see how it feels to be your authentic self at work in this video.Why Join Us?Being part of our team means contributing to a better world, making a tangible difference. You can rest easy knowing your work aligns with your values and has a meaningful impact. We believe in embracing diversity and creating a healthcare experience that reflects the rich tapestry of human experience. With us, you can bring your whole self to work—whether that means working remotely or choosing to come into the office.

Position: Power Platform AnalystLocation: Warsaw or Katowice, Poland (Hybrid) About the RoleWe are on the lookout for a talented Power Platform Analyst to become a vital member of our Global IT Team in Warsaw, Poland. In this pivotal position, you will design and execute projects within the Microsoft Power Platform ecosystem (including Power Apps and Power Automate) to innovate and enhance digital experiences for users of Flora Food Group.Collaborating with our external vendors, you will provide exceptional IT services and digital automation solutions across more than 60 markets globally. Your contributions will significantly influence our IT project pipeline, ensuring that business requirements are transformed into innovative, practical, and secure technological solutions.As part of the Digital Automation Team, you will work in close partnership with IT functional teams and Global Process Owners (GPOs) to exceed business expectations. Implementing stringent security and privacy measures to protect data confidentiality and integrity will be a key aspect of your responsibilities.What We Are Looking ForWe seek a proactive, inquisitive problem-solver who excels in a dynamic global IT environment. The ideal candidate will possess:A minimum of 1 year of experience with Microsoft Power Platform or other low-code platforms.Project management experience and familiarity with delivering IT solutions in complex organizational settings.Solid understanding of software development life cycle (SDLC) methodologies and processes.Exceptional analytical and problem-solving capabilities, with the ability to effectively identify, communicate, and resolve technical challenges.Strong interpersonal and collaborative skills, enabling effective cross-functional and international teamwork.A Bachelor’s degree in Computer Science, Information Technology, or a related field (preferred).Fluency in English and proficiency in Polish (required); additional languages are advantageous. What We OfferAttractive salary and benefits package including medical coverage, group life insurance, pension plan, Multisport card, and social fund.Flexible hybrid work model.Comprehensive onboarding program along with all necessary support during the initial period.

About Docplanner Docplanner, known in Poland as ZnanyLekarz, began 12 years ago with a simple question: is healthcare truly centered on patients? Since then, the company has built a platform where patients can share and read reviews about their healthcare experiences, while doctors benefit from tools that streamline bookings and free up more time for patient care. The mission remains clear: strengthen the human side of healthcare. Our Impact Docplanner operates in 13 countries, serving over 90 million patients each month. More than 300,000 specialists trust our products. Backing from Point Nine Capital, Goldman Sachs Asset Management, and One Peak Partners has supported our growth. With a team of over 2,500 people worldwide, Docplanner has kept its entrepreneurial drive alive for more than a decade. Inside Docplanner Tech Docplanner Tech brings together more than 400 professionals across Engineering, Data, and Product. Many team members have been with us for over five years, and we welcome new colleagues warmly. Our teams work across all locations, building and improving the product every day. Curious about our culture? See what others say on Glassdoor. For a glimpse into life at Docplanner, watch this video. Why Work With Us? At Docplanner, work has purpose. Team members know their contributions make a real difference in the world. The company’s commitment to making healthcare more human starts with a culture that values authenticity and celebrates diversity. Everyone is encouraged to bring their whole self to work. Remote work is fully supported, and the environment is designed to help people thrive as they are.

Location: Warsaw, Masovian Voivodeship, Poland About RTB House RTB House is a performance demand-side platform (DSP) founded in 2012, now active in more than 90 markets. The company develops Deep Learning-driven AdTech products to help brands grow, focusing on first-party advertising and privacy by design. RTB House aims to maximize conversions, improve customer acquisition, drive engagement, and support long-term demand for a global client base. Role Overview The Platform Specialist will work at the intersection of technical operations, partner management, and data analysis. This role supports platform stability, partner integrations, and compliance efforts within RTB House’s AdTech ecosystem. Main Responsibilities Monitor and troubleshoot SSP integrations, resolve technical issues, and analyze data to identify trends or anomalies. Collaborate with product and engineering teams to maintain platform performance, using tools like SQL for data analysis. Communicate with SSP partners, respond to operational questions, and prepare insights for partner reviews. Keep documentation up to date and support smooth collaboration between internal and external teams. Assist with evaluating and onboarding new partners by reviewing inventory quality, checking for duplication, and keeping accurate records of supply configurations and integrations. Ensure partners comply with privacy regulations and brand safety standards. Monitor restricted verticals and help enforce policies in coordination with legal and policy teams. Support invoice validation, revenue reconciliation, and investigate billing discrepancies through data analysis and cross-team collaboration.

At Samba TV, we are at the forefront of transforming the global viewing landscape through our innovative data and technology. Our mission is to enhance the viewing experience for audiences worldwide. With our unique data capabilities, we empower media companies to connect with viewers for their latest shows and movies, while providing advertisers with tools to engage audiences and evaluate their reach across various devices. Our rich narrative is shaped by a diverse array of cultural insights derived from our extensive global data reach and AI-driven analytics.We are looking for a talented Data Engineer to join our data platform team. This team is essential in developing and maintaining the robust data platform that serves our entire organization, facilitating everything from data ingestion to advanced analytics and reporting. You will work with valuable viewership data and contextual datasets, as well as scalable applications that support data-driven decision-making. Our hybrid work model allows you to collaborate primarily using AWS, Databricks, BigQuery, and Snowflake technologies. The successful candidate will possess significant expertise in cloud-based data engineering, distributed data processing, and data governance, ensuring our analytics, reporting, and machine learning initiatives are well-supported.

Uni Systems is looking for a Lead ServiceNow Platform Specialist to join the team in Warsaw. This role focuses on guiding the ServiceNow platform through its full lifecycle, from design and implementation to ongoing operation and optimization. The position calls for close collaboration with Architects, Developers, and internal stakeholders to ensure the platform remains secure, reliable, and aligned with business needs. Main responsibilities Ensure the ServiceNow platform is secure, available, and performing well, working closely with Architects and Developers. Oversee development, enhancements, and troubleshooting activities. Manage the platform’s lifecycle, including design, implementation, operation, and optimization. Conduct demonstrations and training sessions for end users and support teams. Collaborate with stakeholders to assess expectations and platform requirements. Collect, analyze, and validate business and user requirements. Translate requirements into technical solutions that meet architectural standards. Communicate solutions to both technical and non-technical audiences. Support the rollout of service management capabilities across the organization. Coordinate platform development and enhancement with Architects and Developers. Provide input on business requirements and technical designs. Contribute to solution architecture and development. Assist cross-functional teams with risk management, security, and disaster recovery planning. Maintain up-to-date documentation, including technical specifications, SOPs, user guides, and knowledge base articles. Collaboration and impact This position works at the intersection of technology and business, ensuring ServiceNow meets evolving organizational needs. The Lead ServiceNow Platform Specialist communicates with both technical and non-technical stakeholders to deliver effective solutions and support ongoing platform improvement.

ShiftKey connects licensed healthcare professionals with facilities across the United States that need to fill shifts. The platform supports flexible work choices for healthcare workers, aiming to address staffing shortages and improve workforce participation. More details about the company can be found at www.ShiftKey.com. Role overview As the Marketplace Platform Staff Architect, the focus is on shaping the technical direction for ShiftKey’s core systems, including Acute Care and Credentialing. The position emphasizes improving modularity and reducing dependencies throughout the platform’s architecture. Key responsibilities include guiding architectural decisions, ensuring reliability and consistency, and managing complex system logic. The architect will also identify and address immediate areas for improvement to help lower technical risks and operational issues. What you will bring Experience leading architecture initiatives using a collaborative, engineer-driven approach Strong commitment to thorough documentation to keep teams aligned Ability to make timely, informed decisions based on technical reasoning and risk assessment Skill in influencing and aligning multiple development teams without relying on authority Comfort working through complex architectural challenges and openness to different viewpoints Dedication to fostering strong collaboration across teams Compensation The gross monthly salary for this position ranges from PLN 26,500 to PLN 31,000 under an employment contract (CoE/umowa o pracę). Final compensation will depend on experience and skill set. Work environment This role is based in the Warsaw Metropolitan Area. There is no fixed in-office schedule, but most team members choose to work onsite on Tuesdays and Wednesdays to connect with colleagues.

Location: Warsaw, Masovian Voivodeship, Poland About RTB House RTB House builds performance advertising solutions for brands worldwide. Since 2012, the company has developed a demand-side platform (DSP) powered by Deep Learning algorithms, supporting clients in over 90 markets. With a focus on privacy, first-party advertising, and ongoing innovation, RTB House delivers AdTech products that help brands increase conversions, acquire customers, and sustain engagement. Role Overview The Junior Platform Specialist helps ensure the stability and performance of RTB House’s advertising platform. This role involves technical troubleshooting, data analysis, and direct collaboration with both internal teams and external partners. Main Responsibilities Monitor integrations with Supply-Side Platforms (SSPs), troubleshoot issues, and analyze data to identify trends or problems. Work with product and engineering teams to keep the platform running smoothly and efficiently. Use tools such as SQL to analyze log-level data and support operational improvements. Communicate with SSP partners, respond to operational questions, and prepare insights for partner meetings. Document processes and help coordinate efforts between internal and external stakeholders. Assist with evaluating and onboarding new partners, reviewing inventory quality, checking for duplication, and maintaining accurate records of supply integrations. Monitor compliance with privacy rules and brand safety standards, including restricted verticals, and support enforcement with legal and policy teams. Support invoice validation, revenue reconciliation, and investigate billing discrepancies through data analysis and teamwork across departments. Desired Qualifications Strong analytical, troubleshooting, and problem-solving skills; experience with SQL or similar querying tools is a plus. Clear communicator who works well across technical, business, and partner-facing teams. Self-motivated and comfortable collaborating with distributed teams, including remote work.

Join the Innovative World of Healthcare Technology!Are you ready to make a significant impact in the healthcare industry? At Docplanner, formerly known as Znany Lekarz, we have been revolutionizing healthcare experiences for over a decade. Our journey began with a simple question: Are patients being prioritized in healthcare? We've empowered millions by providing access to reviews and facilitating seamless booking for doctors, allowing them to focus on what matters most: patient care.Docplanner: A Global LeaderWith a presence in 13 countries and over 90 million patients relying on our services monthly, we are proud to be trusted by over 300,000 healthcare specialists. Our growth has been fueled by investment from notable venture capital firms, including Point Nine Capital and Goldman Sachs Asset Management. Despite our size of over 2,500 employees globally, we maintain the agile and innovative spirit of a startup.About Docplanner TechAt Docplanner Tech, a diverse team of over 400 professionals in Engineering, Data, and Product development is dedicated to creating technology solutions for all our locations. Our collaborative environment welcomes new talent, ensuring everyone feels valued from day one. Check out our Glassdoor reviews and see how we celebrate individuality and creativity.Why You Should Join UsWe believe in making a difference, and at Docplanner, your contributions matter. You’ll go home each day knowing you are part of a mission to enhance healthcare experiences worldwide. Embracing diversity, we encourage you to bring your true self to work—whether that means working remotely or in a collaborative virtual environment.

Join psicro as a Full-Stack / Power Platform Developer and be part of a dynamic team that is dedicated to delivering innovative solutions. In this role, you will leverage your expertise in full-stack development and the Microsoft Power Platform to create impactful applications and streamline processes.As a developer at psicro, you will work on exciting projects, collaborating with cross-functional teams to drive success and enhance user experiences. If you are passionate about technology and want to make a difference, we want to hear from you!

Join hyperexponential (hx) as an AI EngineerAt hyperexponential, we are revolutionizing the insurance industry with our cutting-edge AI-powered platform that facilitates critical decision-making within a $7 trillion sector. Our technology is instrumental in determining which risks to take and how to price them, influencing vital outcomes such as successful space launches, the market readiness of autonomous vehicles, and the recovery of communities post-disaster.Insurance has long relied on antiquated methods for making billion-dollar decisions. We are changing this narrative by integrating data, AI, and human insight, enabling insurers to streamline their processes from submission to decision. Our platform empowers them to act swiftly, make informed choices, and embrace risk with greater assurance.Supported by renowned investors like a16z, Highland Europe, and Battery Ventures, we are expanding our global footprint. Currently, we serve nearly 50 of the largest insurance companies worldwide, maintaining zero churn and facilitating billions in premiums through hx.What started as a singular offering has swiftly transitioned into a multi-product, multi-territory solution that supports all phases of pricing and underwriting. AI is at the heart of our operations, from crafting the first domain-specific AI peer programmer for insurance to creating innovative workflows that redefine industry standards.At hx, we pride ourselves on our people. Here, the impact is determined by the challenges tackled and the dedication shown, rather than titles or tenure. In a collaborative environment that encourages growth, you will engage in meaningful work that challenges you to excel.If you resonate with this mission, we invite you to join us in shaping the future of insurance.About the hxAI TeamAI is integral to our software development and decision-making processes at hx. From large-scale document intelligence to specialized AI peer programming utilized by actuaries and underwriters, hx is pioneering the application of generative AI in the insurance sector.Our AI Platform team is essential to this endeavor, designing, building, and managing the systems that enable safe, scalable AI training, deployment, evaluation, and monitoring. This includes model serving, data pipelines, observability, automation of deployments, and orchestration of computing resources.Collaborating closely with product and research teams, we transform rapid experimentation into reliable, cost-effective, and developer-friendly production systems. Our success metrics include expedited releases, enhanced model performance in real-world applications, and AI solutions that our clients can rely on for critical decision-making.

Join us as an Engineering Manager dedicated to enhancing customer experiences and passionate about developing innovative products that transform teamwork for millions. In this pivotal role within the Detection Engineering team of our cutting-edge security division, you will spearhead the development of essential detection capabilities that empower our blue and red teams to make a significant impact. This position is located in our Warsaw office, adopting a hybrid work model where you will be in the office on Mondays, Tuesdays, and Thursdays. We provide a Contract of Employment (UoP) for our employees in Poland.

Join Altersolutions as an Engineering Manager where you will lead innovative engineering projects and drive technical excellence within our dynamic team. In this pivotal role, you will oversee engineering processes, mentor engineers, and collaborate with cross-functional teams to ensure the successful delivery of high-quality software solutions.

Bolt is looking for a Senior Full Stack Engineer in Warsaw to help shape and expand an internal task management platform. This role centers on building systems that support real-time decision-making and optimize workflows for agents. What you will do Develop and enhance features for the internal platform, focusing on dynamic task distribution and intelligent workforce management. Create efficient user interfaces that enable agents to work effectively and access actionable insights. Lead frontend architecture decisions and guide the technical direction of the team. Work across the full technology stack, collaborating with engineers and stakeholders. Role overview This position involves tackling product and engineering challenges, from designing scalable interfaces to implementing systems that streamline internal operations. The Senior Full Stack Engineer will play a key part in both technical leadership and hands-on development.

At JetBrains, we are passionate about code. Since our inception in 2000, our mission has been to develop the most powerful and effective developer tools available. By automating routine checks and corrections, we accelerate production, empowering developers to innovate and create.About the InitiativeJetBrains is transitioning from standalone developer tools to a cohesive, AI-native platform for software development.AI is evolving from a mere editor assistant to an integral participant in the planning, building, reviewing, and operation of software across teams and organizations. This transformation brings forth challenges that go beyond individual tools, including governance, security, cost management, observability, and coordination between human and autonomous agents.Our aim is to establish a platform that facilitates the structured, scalable, and economically efficient adoption of AI in software development—without confining companies to closed ecosystems.We are constructing the foundation that integrates developer workflows, team collaboration, and organizational control into a cohesive system.This platform will function as the execution and governance layer for AI-driven development, seamlessly integrated with developer tools while designed for cross-team, product, and environment functionality.This initiative represents a long-term strategic investment for JetBrains and is a crucial element of our vision for the future of software development. The RoleWe are seeking a Developer Experience Lead to spearhead significant enhancements to the development experience within the JetBrains Cloud Platform (JCP).This position focuses on optimizing the productivity of JCP engineers by refining build systems, CI/CD pipelines, local development workflows, tooling infrastructure, and AI pipelines. You will be responsible for the developer experience from start to finish—covering local development, testing, CI processes, and production deployment. As this platform is rapidly evolving, many workflows and processes are still being refined. You will define what a superior development experience entails and guide the organization towards achieving it. As part of the team, your responsibilities will include:Leading and executing the strategy for developer experience enhancements across the entire JCP platform.Optimizing build systems (including Gradle, Nx, and others) for quicker builds, improved caching, and reliable scalability.Establishing AI development pipelines, managing context, agents, and transitions, and...

Join Point72 as a Platform DevOps Intern in Warsaw for the summer of 2026, where you will have the unique opportunity to engage with cutting-edge technologies and contribute to our market intelligence initiatives. In this role, you will collaborate with experienced professionals to develop and optimize our platforms, ensuring they operate efficiently and effectively. This internship is designed to give you hands-on experience in a dynamic environment, allowing you to grow your technical skills and understanding of DevOps methodologies.

Design, develop, and enhance API platforms and application security solutions using Java (JDK 21).Deploy and manage software solutions on the OpenShift platform.Create and maintain documentation to assist the organization in the implementation of developed solutions.Develop tools and procedures for effective monitoring, logging, and deployment optimization.Execute essential operations including patching and certificate management.