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AI Engineer - Freelancer
Monterail
Monterail is building a network of AI Engineers to design, build, and integrate practical AI features into existing products. This role is offered on a freelance basis, with options for part-time or full-time engagement depending on project needs. The focus is on delivery and practical application of AI, rather than pure ML research, meaning a strong engineering foundation and the ability to solve real business problems with AI are paramount. You don't need to be a data scientist for this position. Monterail is committed to protecting candidate privacy and encourages reviewing their Privacy Policy for details on data processing.
Senior Network, Security & DR Engineer
Spyrosoft
Spyrosoft, established in 2016, is a rapidly growing, cutting-edge software engineering company recognized by the Financial Times as one of Europe's fastest-growing tech companies. Founded by tech experts, it fosters an 'engineer-to-engineer' workplace built on enthusiasm, fairness, and authentic relationships. They specialize in technology solutions for various industries including Industry 4.0, automotive, geospatial, healthcare & life sciences, employee experience & education, and financial services. This project involves owning the network edge, security appliances, and disaster-recovery automation layer within a hybrid enterprise environment. The role emphasizes full automation, resilience, and standardized network-as-code delivery, providing a challenging and forward-thinking engineering context.
Senior Platform & Pipeline Engineer
Spyrosoft
This role is for a Senior Platform & Pipeline Engineer to join Spyrosoft's core engineering team. The project focuses on building a cloud-agnostic infrastructure and CI/CD platform, standardizing Infrastructure-as-Code, and enabling consistent deployments across Azure and on-prem environments. A key initiative involves migrating from Azure DevOps to GitLab. Spyrosoft is a rapidly growing software engineering company, established in 2016. Recognized by the Financial Times as one of Europe's fastest-growing tech companies in 2021 and 2022, they pride themselves on an 'engineer-to-engineer' workplace culture. They specialize in technology solutions across various industries, including Industry 4.0, automotive, geospatial, healthcare & life sciences, employee experience & education, and financial services.
Azure Cloud & DevOps Consultant / Manager
Spyrosoft
Spyrosoft is seeking an Azure Cloud & DevOps Consultant / Manager to join their Software Delivery department. This role involves building, managing, and automating Azure-based environments that support Power Platform and Dynamics 365 solutions. The primary goal is to ensure consistent, secure, and repeatable deployments across multiple environments using Infrastructure as Code and modern DevOps practices. You will work closely with both technical and functional teams, aligning infrastructure design with application and business requirements. The position is offered on a contract basis. Spyrosoft, established in 2016, is a rapidly growing software engineering company recognized by the Financial Times. They specialize in technology solutions across various industries, including Industry 4.0, automotive, geospatial, healthcare & life sciences, employee experience & education, and financial services. The company prides itself on an 'engineer-to-engineer' workplace culture.
Fullstack Developer (Java + Angular)
Spyrosoft
Spyrosoft is seeking a Senior Java Full-Stack Developer to join their international consulting and delivery team. This role focuses on large-scale implementation projects, offering exposure to modern technologies, global teams, and diverse clients. The successful candidate will contribute to end-to-end software development, building innovative solutions on cloud platforms and modern architectures. This position is ideal for experienced developers who thrive in agile environments and are eager to make a significant impact on complex, international projects. Spyrosoft, founded in 2016, is a rapidly growing technology company known for its 'engineer-to-engineer' workplace culture, emphasizing enthusiasm, fairness, and authentic relationships.
Senior Fullstack Engineer (.NET + React/Angular)
Spyrosoft
Spyrosoft is seeking a Senior Fullstack Engineer to design and develop new features and modules for their ERP system. This role involves working with a modern tech stack focused on .NET and Azure, with frontend technologies including Vue2/Vue3, React, or Angular. The position is offered as a freelance project-specific B2B contract with an estimated duration through the end of 2026, with potential for extension. Spyrosoft is a rapidly growing software engineering company established in 2016, recognized by the Financial Times as one of Europe's fastest-growing tech companies. Founded by tech experts, they foster an 'engineer-to-engineer' workplace. They specialize in technology solutions for various industries, including industry 4.0, automotive, healthcare, and financial services, bridging the gap between technology and business.
Senior Backend Developer (node.js, freelance)
intent
intent is seeking a passionate freelance Senior Backend Developer to join their projects immediately. As a freelancer, you will work on diverse IoT projects, leveraging your expertise in backend and cloud technologies. intent boasts over 10 years of experience in conceptualizing, designing, and building apps for IoT and connected devices, partnering with companies like Oura, BOSE, and McIntosh audio systems. This role offers the opportunity to build and maintain scalable backend and cloud solutions for IoT projects, optimize AWS infrastructure, and develop high-performance, secure backend services. You will collaborate closely with frontend, DevOps, and product teams, and participate in brainstorming and knowledge-sharing initiatives. While initially a freelance B2B contract, there's potential for a long-term partnership to join the internal intent team after a few months of successful collaboration, which would include additional benefits like paid holidays and a training budget. This is an exciting chance to be part of groundbreaking IoT projects, shaping the future of cloud and backend technology.
Senior iOS Developer (freelance)
intent
intent is seeking a passionate freelance Senior iOS Developer to join their forthcoming projects, focusing on diverse IoT initiatives. With over 10 years of experience, intent is a software house specializing in conceptualizing, designing, and building apps for IoT and connected devices, including wearables. They act as a specialized think partner for products at the intersection of physical and digital, working with clients like Oura, BOSE, and McIntosh audio systems. While there are no ongoing projects currently, intent is actively looking for talented iOS Developers for upcoming opportunities. This role offers the chance to contribute expertise to innovative projects in the IoT industry. After a successful initial collaboration, there's potential for long-term engagement as an internal team member, unlocking additional benefits.
Freelance BLE Expert (iOS or Android)
intent
intent is a software house from Poland with over 15 years of experience in conceptualizing, designing, and building apps for IoT and connected devices. They act as a specialized think partner for products at the intersection of physical and digital, working with clients like Oura, BOSE, and McIntosh audio systems. This role offers an opportunity to work on a high-impact project where deep BLE knowledge will be critical, with the next project kicking off in January/February. They are seeking an experienced Bluetooth Low Energy (BLE) Expert to join their team as a freelancer immediately. The ideal candidate has a strong commercial background in BLE, IoT, and mobile development (iOS or Android), and can independently implement BLE solutions in real projects. This is a fully remote and flexible position with competitive B2B rates.
Mobile Developer Expert
intent
intent is seeking passionate Expert Mobile Developers to join their internal team. With over 10 years of experience, intent specializes in conceptualizing, designing, and building apps for IoT and connected devices. They act as a specialized think partner for products at the intersection of physical and digital, such as wearables and IoT, working with clients like Oura, BOSE, and McIntosh audio systems. This role offers the opportunity to work on groundbreaking projects and shape the future of the IoT industry. You'll be part of a team passionate about making a real impact in the world of technology, embracing challenges and unleashing creativity.
QA Lead
intent
intent is seeking an experienced QA Lead to take ownership of quality assurance across their mobile and IoT projects. With over 15 years of experience, intent specializes in conceptualizing, designing, and building apps for IoT and connected devices, working with notable companies like Oura, BOSE, and McIntosh audio systems. In this role, you will be responsible for designing and executing comprehensive test strategies, improving QA processes, and mentoring a team of testers. The company offers flexible working conditions, including full remote work or an office presence in Warsaw, along with core hours between 10:00 and 18:00 CET. This is an opportunity to introduce modern QA tools and practices, including test automation and CI/CD integration, and to define and track quality metrics. You will collaborate closely with the CTO, developers, PMs, and clients to ensure high-quality product delivery.
Automation Engineer
intent sp. z o.o.
This role is for an Automation Engineer focused on automating internal processes across all departments, including operations, project management, HR, Sales, and marketing. The aim is to build a robust company operations backbone with long-term benefits and quality in mind, ensuring constant feedback on the impact of your work. This is a freelance position offering flexibility in schedule and workload, with several months of full-time work available. There's a possibility of converting to a full-time employee after an initial three-month period for the right candidate. You will collaborate closely with the CEO and various departments to break down information silos and leverage existing data to create result-oriented solutions.
Firmware Engineer (freelance)
intent
intent is seeking a passionate freelance Firmware Engineer to join their forthcoming projects. With over 10 years of experience, intent is a software house specializing in IoT and connected devices, working with clients like Oura, BOSE, and McIntosh audio systems. While there are no ongoing projects at the moment, they are actively looking to engage talented individuals for future opportunities. As a freelancer with intent, you will contribute your expertise to diverse IoT projects, acting as a specialized think partner for products at the intersection of physical and digital. This role offers the chance to work on groundbreaking projects and shape the future of the IoT industry.
Freelance Mobile Developer (React Native)
TeaCode
TeaCode is expanding its network of freelance developers for upcoming fixed-term, project-based collaborations. This role is for a Mobile Developer specializing in React Native, seeking meaningful project-based engagement. You will join the in-house team for specific projects, delivering modern, scalable digital solutions for international clients. This opportunity is ideal for those who enjoy focused, time-boxed assignments and wish to collaborate with a fast-moving, like-minded team. The company emphasizes building high-quality products and working directly with clients, valuing strong communication and independent task management. As a Mid Developer, you are expected to take responsibility for your tasks, seek feedback, and actively participate in discussions. TeaCode offers flexible freelance engagement, allowing autonomy over your work schedule and 100% remote setup, with opportunities to work with global clients and develop skills in AI tools and modern development workflows.
Freelance Senior Full Stack Developer
TeaCode
At TeaCode, we’re expanding our network of trusted freelance developers for upcoming fixed-term, project-based collaborations. If you’re a Senior Full Stack Developer looking for meaningful short-term projects, we’d love to hear from you! You’ll be joining us for a specific project, working alongside our in-house team to deliver modern, scalable digital solutions for international clients. This is a great opportunity if you enjoy focused, time-boxed assignments and want to collaborate with a like-minded, fast-moving team. TeaCode is a software house based in Warsaw with over 50 people on board. They work exclusively with JavaScript/TypeScript and have clients from all over the world, emphasizing flexibility in working hours and a positive team atmosphere.
Freelance Full Stack Developer
TeaCode
TeaCode is expanding its network of trusted freelance developers for upcoming fixed-term, project-based collaborations. This role is for a Full Stack Developer seeking meaningful short-term projects, working alongside TeaCode's in-house team to deliver modern, scalable digital solutions for international clients. This is an excellent opportunity for those who enjoy focused, time-boxed assignments and wish to collaborate with a like-minded, fast-moving team. TeaCode is a software house based in Warsaw with over 50 people, working exclusively with JavaScript/TypeScript for clients worldwide.
PHP Developer
Boldare
Boldare is an Agile-powered company with nearly two decades of international experience in product development and consulting. They help clients redefine industries by building digital products their users truly want. Since 2004, Boldare has developed over 300 digital products for clients across various global regions. Working as a PHP Developer at Boldare means boosting your skills within product development stages like prototype, MVP, product-market fit, and scaling. The company operates with an Agile, Scrum, and Lean Startup methodology, featuring no project managers, a Scrum Master in every team, and iterative product delivery. Teams are self-organizing, contributing to the product roadmap and sprint planning. Boldare emphasizes transparency and feedback, providing full access to data including knowledge bases, metrics, and financial information. Communication is via open channels, and teams have a direct impact on the product and tech stack, acting as experts and proposing technical solutions. Clients are treated as partners, ensuring direct communication without intermediaries. Regular face-to-face meetings with clients and the team are standard, with varying frequencies depending on the partnership. Boldare also fosters an AI-friendly recruitment culture, encouraging candidates to use AI tools if they aid in structuring thoughts or communicating clearly.
Java Developer
Boldare
Boldare is an Agile-powered company with nearly two decades of international experience in product development and consulting. Starting in 2004, Boldare has grown to about 80 talents across Europe, building over 300 digital products for clients globally. They help clients redefine industries by building products users want. This role involves working with a client to implement solutions in accordance with business agreements, adhering to a defined technology stack and standards. Boldare fosters an environment of self-organization, transparency, and direct client cooperation. Teams are empowered to build product roadmaps and engage in sprint planning, with a strong emphasis on feedback and open communication. They also embrace AI tools in recruitment to encourage clear thinking.
DevOps Engineer
Boldare Services
Boldare Services is seeking a Medior DevOps Engineer to join their team. This role involves designing and developing digital products for various forward-thinking industries globally, including renewable energy, sharing economy, automotive, and mobile marketing. The company operates under a holacratic system, promoting dispersed leadership, autonomy, and full transparency, which offers significant freedom and development opportunities. As a DevOps Engineer, you will be crucial in ensuring the continuous improvement, scalability, and performance of products. You will work with cutting-edge DevOps tools and methodologies to maintain high security and smooth operation of software. This position emphasizes collaboration within a team environment, focusing on optimization through product analytics and audits to deliver top-quality solutions. Boldare fosters a culture of continuous feedback and transparency, where all employees have access to comprehensive company data, including financial information. This approach empowers conscious, independent decision-making. The company also shares 20% of its annual profit among all employees, reflecting its commitment to shared success.
Project Manager
Netguru
Netguru is a trusted partner in digital commerce, helping leading brands modernize B2B solutions, marketplaces, and retail ecosystems. Since 2008, the company has empowered businesses with cutting-edge technology, AI-powered personalization, and world-class engineering and design teams. As a certified B Corporation®, Netguru is trusted by major brands including IKEA, VW, OLX, Delivery Hero, Żabka, Wolt, Careem, and Vinted. Joining Netguru means working with an experienced team and processes based on Scrum and Agile methodologies in a change-rich environment. The company powers digital acceleration for customers across Europe, the United States, Asia, and the Middle East, offering the chance to work with globally recognized clients who change the world through software. Netguru also supports continuous development of hard and soft skills through internal webinars and conferences. Employees enjoy flextime and flexplace, allowing them to adjust their daily schedule to individual needs. The company provides the best equipment, including a MacBook and additional accessories, to ensure efficient and comfortable work.
Python Engineer - Freelance (Hybrid work in Warsaw)
Netguru
Netguru is a trusted partner in digital commerce, helping leading brands modernize B2B solutions, marketplaces, and retail ecosystems. Since 2008, they have empowered businesses with cutting-edge technology, AI-powered personalization, and world-class engineering and design teams. As a certified B Corporation®, Netguru is trusted by major brands including IKEA, VW, OLX, Delivery Hero, Żabka, Wolt, Careem, and Vinted. Freelancing at Netguru offers flexibility, allowing you to decide when, where, and how you work on projects and tasks. You'll be matched with work that fits your skills, gaining access to diverse opportunities across various industries and companies, which helps in expanding your experience and developing new skills. Netguru freelancers can also benefit from full-time collaboration, becoming an integral part of the team. If you're ready to make an impact and build beautiful software, Netguru invites you to join their team.
Java Developer (Freelance)
Netguru
We are looking for a Mid-level Java Developer to join our client’s engineering team and support the development of a SaaS platform used by enterprise customers. This role requires working in close collaboration with both Netguru and our client’s teams, acting as a fully integrated contributor within the client's software organization. This is a B2B contract position. The hourly rate is up to 30 EUR/h (net, invoiced). Working hours are 14:30 to 22:30 CET (±30 minutes).
iOS Developer - Freelance
Netguru
Netguru is a trusted partner in digital commerce, helping leading brands modernize B2B solutions, marketplaces, and retail ecosystems. Since 2008, the company has empowered businesses with cutting-edge technology, AI-powered personalization, and world-class engineering and design teams. As a certified B Corporation®, Netguru is trusted by major brands including IKEA, VW, OLX, Delivery Hero, Żabka, Wolt, Careem, and Vinted. As a freelancer with Netguru, you have the flexibility to choose when, where, and how you work on projects and tasks. You will be matched with work that fits your skills, gaining access to various opportunities across different industries and companies, which helps in developing diverse skills and experience. Netguru freelancers can also benefit from full-time collaboration and truly become part of the team, making an impact by building beautiful software together. Currently, Netguru is looking for an iOS Developer.
UX Writer - Freelance part-time - Polish/Portuguese/Ukrainian/Romanian
Netguru
Netguru is a trusted partner in digital commerce, helping leading brands modernize B2B solutions, marketplaces, and retail ecosystems. Since 2008, they have empowered businesses with cutting-edge technology, AI-powered personalization, and world-class engineering and design teams. As a certified B Corporation®, Netguru works with major brands like IKEA, VW, OLX, Delivery Hero, and Vinted. This role is for a freelancer at Netguru, offering flexibility in choosing when, where, and how you work on projects. You will be matched with work that fits your skills, gaining experience across various industries. Netguru encourages full-time collaboration for freelancers to truly become part of the team. The current project involves supporting a client with post-editing AI-generated content in native languages such as Romanian, Polish, Ukrainian, or Portuguese, with English also required. You only need to be proficient in one of these languages plus English. The contract is B2B, 100% remote, and requires a daily commitment of typically 1-2 hours, potentially increasing to 3 hours for more demanding localization projects. The project is expected to last until June 2026, and candidates must be located in the European Union.
(Senior) RoR Developer - Freelance
Netguru
Netguru's mission is to empower entrepreneurs and innovators by crafting exceptional software. The company values trust, ownership, and transparency, operating as a Certified B Corporation® committed to a safe, inclusive, and productive environment. They are open to feedback and aim to provide suitable opportunities, including full-time remote work. Freelancing at Netguru offers significant flexibility, allowing individuals to decide when, where, and how they work on projects. They match freelancers with work that aligns with their skills, providing access to diverse opportunities across various industries. This not only broadens experience but also fosters skill development. Netguru freelancers can also benefit from full-time collaboration, becoming an integral part of the team. The company is actively seeking a Senior RoR Developer with JavaScript proficiency and experience in email technologies such as Mailgun or SparkPost. Join Netguru to build beautiful software and make an impact.
Mobile App UI/UX Design
Company #2
Design a mobile app for iOS and Android. Need complete design system and prototypes.
AWS Infrastructure Migration
Company #3
Migrate on-premise infrastructure to AWS. Setup CI/CD and monitoring.
E-commerce Platform Development
Company #1
Build a modern e-commerce platform with React frontend and Node.js backend. Payment integration required.