Backend Python Developer at RTB House | Warsaw, Poland

softwaremind seeks a Senior Python Developer for its Warsaw office. This position centers on designing and building software solutions in Python, with a strong emphasis on teamwork and collaboration across different disciplines. The goal is to deliver applications that align with client needs and project objectives. Key responsibilities Develop and implement software solutions using Python Collaborate with cross-functional teams to deliver applications Mentor junior developers and share technical expertise Contribute to improvements in development processes and practices Requirements Extensive experience in Python programming Ability to work effectively with colleagues from diverse backgrounds Interest in mentoring and supporting less experienced team members Dedication to producing high-quality software Location This role is based in Warsaw.

Role overview SoftwareMind seeks a Python Developer with an infrastructure focus to support the systems behind core software products. The position centers on building and maintaining technical foundations that keep products reliable and integrations seamless. Collaboration is key in this role. You will work alongside teams from different parts of the company to ensure infrastructure remains strong and operations run without disruption. What you will do Develop and maintain infrastructure using Python Support systems that enable core product functionality Work with other teams to ensure smooth integrations Location This position is based in Warsaw.

We are seeking a talented Python Developer to join our dynamic team at SoftwareMind in Warsaw. As a mid-senior level developer, you will be instrumental in designing and implementing innovative solutions that leverage Python technologies. You will collaborate with cross-functional teams to deliver high-quality software that meets our clients' needs.If you are passionate about software development and eager to work in a fast-paced environment, we want to hear from you!

Are you a talented ServiceNow Developer looking to elevate your career in a vibrant and innovative environment? At SoftwareMind, we are seeking an experienced professional to join our dynamic Software Development team. In this role, you will be responsible for designing, developing, and implementing solutions on the ServiceNow platform while collaborating with cross-functional teams to deliver exceptional services to our clients.

SoftwareMind is looking for a Data Engineer based in Warsaw. This role centers on designing, building, and maintaining data pipelines that help drive informed decisions throughout the company. Key responsibilities Create and manage data pipelines that integrate information from multiple sources Monitor and support data quality and reliability at every stage Collaborate with team members to deliver solutions aligned with business needs Requirements Strong grasp of data engineering principles Comfort working closely with others in a collaborative setting Interest in building systems that support data-driven decisions

Join SoftwareMind as a ServiceNow Solution Architect and leverage your expertise to deliver innovative solutions that enhance business processes. In this role, you will be responsible for designing, implementing, and maintaining ServiceNow applications, ensuring they meet the needs of our diverse clientele. Work closely with our teams to drive project success and improve operational efficiency.

Role Overview SoftwareMind is looking for a Senior DevOps Platform Engineer to strengthen AWS infrastructure and improve CI/CD pipelines. This position is based in Warsaw and works closely with teams across the company to maintain reliable, scalable cloud systems. What You Will Do Optimize AWS environments for performance, reliability, and security Enhance and maintain continuous integration and deployment processes Work with cross-functional teams to support cloud-based solutions and ensure high availability

Role overview SoftwareMind seeks a Corporate Data Architect based in Warsaw. This role shapes the company’s approach to data and develops solutions that help drive business intelligence and support decision-making across the organization. What you will do Design and implement data solutions tailored to organizational needs Collaborate with teams from different departments to ensure data remains accurate, secure, and accessible Encourage new ideas and support continuous improvement in data management practices

Join SoftwareMind as a DevOps/Platform Engineer and be a crucial part of our dynamic team in Warsaw. In this role, you will leverage AWS and utilize CDK to enhance our platform's performance and reliability. Collaborate with cross-functional teams, implement innovative solutions, and drive continuous improvement in our DevOps practices.

SoftwareMind is looking for a System Analyst / Business Analyst in Warsaw to connect business goals with technology solutions. This role focuses on understanding business needs and translating them into clear technical requirements. What you will do Gather and document requirements from stakeholders Analyze current business processes to identify areas for improvement Propose solutions that support greater efficiency and business outcomes Role overview This position serves as a link between business and technical teams. Expect to work closely with colleagues to clarify needs and ensure solutions align with company objectives. Location This opportunity is based in Warsaw.

Join Altersolutions as a Python Developer and become a key player in our dynamic team. You will work with cutting-edge technology to develop robust and efficient applications that enhance our services. If you are passionate about coding and eager to tackle challenges, we want to hear from you!

Join our innovative project aimed at transforming business processes through the power of artificial intelligence and cutting-edge technology. This initiative focuses on intelligent data management and facilitates automated decision-making, leveraging modern, high-performance solutions to ensure optimal efficiency, robust security, and seamless scalability.

Company Overview:Twisto, a Param Company, is a forward-thinking financial services provider revolutionizing payment methods in Central and Eastern Europe. Our innovative app empowers users with complete control over their financial transactions, enabling them to defer or split purchases, share expenses, pay invoices, and shop using both virtual and physical cards. We are committed to providing transparency, convenience, and competitive exchange rates both locally and globally. Our mission is to continuously innovate and expand our offerings to simplify everyday financial tasks for our customers.Your Future Responsibilities:We are seeking a dedicated Python Engineer to join our dynamic team! In this role, you will collaborate with Engineering Managers, Product Analysts/Managers, and fellow engineers to enhance user stories, define requirements, and assist in prioritizing and executing tasks throughout the software development life cycle.Key Responsibilities:Design, develop, and maintain Python applications with an emphasis on writing clean, reliable, and maintainable code.Transform business requirements into viable technical solutions.Implement new features, conduct code reviews, provide technical support, and resolve bugs.Contribute to system architecture design and ensure that technical documentation remains current.Engage actively in code reviews and promote high engineering standards within the team.Effectively communicate with stakeholders and team members regarding technical solutions and project updates, both verbally and in writing.Our technology stack is constantly evolving, but currently includes the following tools: Languages: Python.Tools: Kubernetes, Terraform, Docker, AWS Cloud, Grafana, Firebase.Methodologies: Agile, Scrum; we operate on 14-day sprints, with stand-ups conducted online via Slack.

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.

About WPP MediaWPP is the creative transformation company, harnessing creativity to shape a brighter future for our people, planet, clients, and communities. For further details, visit wpp.com.WPP Media operates as WPP’s global media collective, where we unify the best platforms, talent, and partnerships to unlock boundless growth opportunities in an ever-evolving media landscape. Visit wppmedia.com for more information.At WPP Media, we value the strength of our culture and our people, which empowers us to provide exceptional experiences for our clients and each other. In this role, you will play a vital part in upholding WPP and WPP Media’s core values:Be Extraordinary by Leading Collectively to Inspire Transformational Creativity.Create an Open environment by Balancing People and Client Experiences while Cultivating Trust.Lead Optimistically by Championing Growth and Development to Mobilize the Enterprise.Role Summary and ImpactAs a key member of the Global Operations Centre (GOC), you will collaborate with diverse teams across the United States, Europe, and Asia to deliver impactful solutions in a vibrant, multicultural setting. We are on the lookout for a skilled Backend Engineer to join our Data & Technology Solutions team. In this role, you will be essential in designing, developing, and maintaining scalable backend systems that drive our innovative marketing technologies, including the WPP Open AI platform. If you are passionate about crafting high-performance APIs, engaging with large datasets, and shaping the future of AdTech, we would love to connect with you.

Join Netguru, a leading partner in digital commerce, as we empower top-tier brands to modernize their B2B solutions, marketplaces, and retail ecosystems. Since our inception in 2008, we have been at the forefront of technology innovation, utilizing AI-driven personalization and exceptional engineering and design expertise. As a certified B Corporation®, we proudly serve renowned clients such as IKEA, VW, OLX, Delivery Hero, Żabka, Wolt, Careem, and Vinted.What to Expect as a Netguru Freelancer:At Netguru, we offer the flexibility you crave. You have the autonomy to decide when, where, and how you work on projects, ensuring a perfect fit with your skills. We provide numerous opportunities across various industries, allowing you to enhance your experience and expand your skill set.Furthermore, our freelancers can enjoy the perks of full-time collaboration, becoming integral members of our team.Ready to leave your mark? Join us in creating beautiful software that makes a difference.Location: Preferably Warsaw, PolandWork Model: Hybrid - At least once a week at the Client's office in WarsawContract Type: B2BCompensation: Up to 100 PLN/h (NET)Contract Duration: Start Date: 13/04/2026, End Date: 09/10/2026Language Requirement: Polish C1

Role overview Box Inc. seeks a Mid-Level Python Developer based in Warsaw, Poland. The role focuses on building web applications that are both efficient and scalable. Work alongside a team of experienced developers, contributing directly through hands-on coding and participating in peer code reviews. Writing clean, maintainable Python code is central to this position. What you will do Develop and maintain web applications using Python Write code that remains clear, organized, and easy to support Participate in code reviews to help maintain quality standards Collaborate with teammates to address technical challenges Requirements Enjoys working through complex problems Proactive and willing to learn Comfortable contributing in a collaborative environment

Join the forefront of digital security with Nord Security!As a part of our innovative team, you'll contribute to the development of cutting-edge tools like Threat Protection Pro and the NordLynx protocol, ensuring that millions regain control over their online privacy and security.Your Role: As a Senior Software Engineer, you will design and maintain services that enhance our Threat Intelligence capabilities.Main Responsibilities:Design, code, and maintain data curation and ingestion services for the Threat Intelligence team.Develop and implement architectural solutions for distributed computing pipelines and microservices.Participate actively in code reviews and knowledge sharing to uphold high technical standards.Create new services to ensure the availability of quality data feeds.Maintain coding standards and ensure your code is maintainable, readable, and secure.Encourage innovation and develop ideas that enhance our cybersecurity products.Provide technical leadership and mentorship to team members.

Join hyperexponential as an Associate Software EngineerAt hyperexponential, we are revolutionizing the insurance industry with our innovative AI-powered platform, which supports critical decision-making in a $7 trillion market. Our platform is designed to enhance how insurers evaluate risks and determine pricing, ensuring that pivotal choices—like the successful launch of rockets or the deployment of autonomous vehicles—are made with confidence.Traditionally, insurance relies on outdated methodologies for making billion-dollar decisions. We aim to change that by integrating data, artificial intelligence, and expert insights to streamline the process from submission to decision, enabling insurers to act swiftly and intelligently.Backed by prestigious investors such as a16z, Highland Europe, and Battery Ventures, we are on a global expansion trajectory. Our platform has gained the trust of nearly 50 of the world's largest insurers, experiencing zero churn and facilitating billions in premiums through our system.What began as a singular product has rapidly transformed into a robust, multi-product platform that enhances every aspect of pricing and underwriting. AI is central to our operations—whether it's developing the world's first domain-specific AI peer programmer for insurance or creating workflows that redefine industry standards.At hyperexponential, it’s not just about titles; it’s about the impact and the challenges you tackle. You will collaborate with peers who inspire you to do your best work in an environment built to last.If this resonates with you, we invite you to join us in shaping the future.About the Kernel TeamThe Kernel team is integral to hyperexponential’s platform, responsible for the execution engine that processes pricing models with safety, reliability, and scalability. Our work supports the critical decisions made by insurers, ensuring that complex pricing logic operates seamlessly while also maintaining the performance and reliability essential for mission-critical underwriting workflows.In this role, you will contribute to the Kernel team by developing well-defined features, tests, and internal tools while gaining a comprehensive understanding of how the execution engine functions from start to finish. You will collaborate closely with seasoned engineers to grasp the architecture, diagnose issues, and gradually take on more responsibility.