RoR Developer - Freelance

🏢 Summary: Freelance Ruby on Rails Developer role for a tech industry client, focused on building and maintaining SaaS solutions with REST APIs and MySQL databases. The assignment is full-time for 6 months (B2B contract) with high potential for extension, fully remote within CET hours. The role emphasizes backend development within mature engineering processes and Agile practices. 🗂️ Requirements: Minimum 5 years Ruby development experience, Minimum 5 years Ruby on Rails experience, Minimum 5 years MySQL experience, Minimum 5 years REST API development experience, Minimum 3 years backend testing experience, Experience in SaaS projects, Experience working with C-level stakeholders, Product and QA, Experience in mature engineering culture, Ability to work in matrix management structure, English proficiency C1 📃 Skills: Ruby, Rails, MySQL, REST, API, SaaS, CI, Agile, Testing 🏢 Description: Description Netguru is a trusted partner in digital commerce. The company helps leading brands modernize B2B solutions, marketplaces, and retail ecosystems. Since 2008, it has empowered businesses with cutting-edge technology, AI-powered personalization, and world-class engineering and design teams. A certified B Corporation®, Netguru is trusted by major brands including IKEA, VW, OLX, Delivery Hero, Żabka, Wolt, Careem, and Vinted. How freelancing works at Netguru? As a , you can choose what works well for you. You decide when, where, and how you work on projects and tasks. We match you with work that fits your skills. Plus, you have access to various opportunities across different industries and companies. That means you will not only gain more experience, but also develop various skills. But there's more. Netguru freelancers can benefit from full-time collaboration and really be a part of the team. So, are you ready to make an impact? Join Netguru, and let's build beautiful software together. We are looking for RoR Developer for our client from tech industry: Required skills : Ruby on Rails, MySQL, API, SaaS. We offer: 100% remote work, flextime & flexplace, dev-friendly processes, long-term collaboration. Freelance assignment : full-time, 6 months B2B contract (with high possibility to extend), CET working hours. Salary brackets: 17-21 usd/h. Timezone: (GMT+1). Requirements First, check if you have: At least 5 years of experience in Ruby and Ruby on Rails development. At least 5 years of experience with MySQL . At least 5 years of experience with API Development (REST) . 3 years experience with backend testing . Market Experience with SaaS. Experience interacting with C-level stakeholders, Product and Quality Assurance. Ability to work independently yet collaboratively. Experience working within a mature engineering culture. Comfortable working in a matrix management structure. Knowledge of English (C1) , spoken and written. Benefits In return, we offer: Flexibility: 100% remote work. Professionality: dev-friendly processes, like Continuous Integration and Code Review, work in line with Agile methodology. Diversity: projects from various industries like fintech, healthcare, insurance, or education. Growth: work with a team of experts and continuous development of your hard and soft skills. Knowledge: knowledge sharing sessions, internal knowledge base. Curious to learn more about working as a Netguru freelancer? All the information you need is here: . Looking for a full-time job? Check out our and find out more about our open recruitment processes. If you need any disability-related adaptation at any step of the recruitment process – simply let the recruiter know! We'd be happy to help. Don't hesitate and apply right away.

🏢 Summary: Full-time freelance assignment for a (Senior) Fullstack Developer with Node.js to build and maintain scalable backend systems and APIs in a remote, EU-based setup. The role focuses on developing distributed, microservices-based applications using modern cloud and DevOps practices. The contract is for 3 months with possible extension, starting in July. 🗂️ Requirements: Strong proficiency in Node.js, Strong proficiency in TypeScript, Experience with REST APIs, Experience with WebSocket-based applications, Hands-on experience with Strapi, Hands-on experience with Medusa.js, Experience with message brokers, Experience with asynchronous architectures, Knowledge of SQL databases, Knowledge of NoSQL databases, Experience with microservices, Experience with distributed systems, Knowledge of system design, Knowledge of scalability and performance optimization, Proficiency with Git, Proficiency with Docker, Experience with CI/CD pipelines, Experience with AWS or Azure, Understanding of software architecture and design patterns, English level C1 📃 Skills: Node.js, TypeScript, REST, WebSockets, Strapi, Medusa.js, RabbitMQ, AMQP, Kafka, SQL, NoSQL, Microservices, Docker, Git, CI/CD, AWS, Azure 🏢 Description: Netguru is a trusted partner in digital commerce. The company helps leading brands modernize B2B solutions, marketplaces, and retail ecosystems. Since 2008, it has empowered businesses with cutting-edge technology, AI-powered personalization, and world-class engineering and design teams. A certified B Corporation®, Netguru is trusted by major brands including IKEA, VW, OLX, Delivery Hero, Żabka, Wolt, Careem, and Vinted. How freelancing works at Netguru? As a , you can choose what works well for you. You decide when, where, and how you work on projects and tasks. We match you with work that fits your skills. Plus, you have access to various opportunities across different industries and companies. That means you will not only gain more experience, but also develop various skills. But there's more. Netguru freelancers can benefit from full-time collaboration and really be a part of the team. So, are you ready to make an impact? Join Netguru, and let's build beautiful software together. We are looking for a (Senior) Fullstack Developer with Node.js Freelance assignment : full-time, B2B contract. Start: July Duration: 3 months with the possibility of extension Working hours: CET Location: Remote (based in European Union) Salary brackets: €26-35/h Requirements Strong proficiency in Node.js and TypeScript. Experience building and maintaining REST APIs and WebSocket-based applications. Hands-on experience with Strapi and Medusa.js. Experience with message brokers and asynchronous architectures (RabbitMQ, AMQP, Kafka, etc.). Solid understanding of SQL and NoSQL databases. Experience with microservices and distributed systems. Knowledge of system design , scalability, and performance optimization. Proficiency with Git , Docker , and CI/CD pipelines. Experience with AWS , Azure or other cloud platforms. Strong understanding of software architecture, design patterns, and best practices. Strong problem-solving and communication skills. Written and spoken English at C1 level Benefits In return, we offer: Flexibility: 100% remote work. Professionality: dev-friendly processes, like Continuous Integration and Code Review, work in line with Agile methodology. Diversity: projects from various industries like fintech, healthcare, insurance, or education. Growth: work with a team of experts and continuous development of your hard and soft skills. Knowledge: knowledge sharing sessions, internal knowledge base. Curious to learn more about working as a Netguru freelancer? All the information you need is here: . Looking for a full-time job? Check out our  and find out more about our open recruitment processes. If you need any disability-related adaptation at any step of the recruitment process – simply let the recruiter know! We'd be happy to help. Don't hesitate and apply right away.

🏢 Summary: Part-time freelance role on a 2–3 month project to rewrite and enhance an advanced payment system with new providers and features. Work involves developing and maintaining microservices-based solutions using Node.js, React, and cloud-native infrastructure on GCP and Kubernetes. The position includes flexible remote work with scheduled weekday availability and periodic weekend standby. 🗂️ Requirements: Fluency in Polish and English, Location in Europe, Commercial experience with Node.js, Experience with React, Experience with Next.js, Experience with Kubernetes, Experience with GCP, Experience with CI/CD pipelines, Experience with microservices architecture, Experience with payment integrations (Stripe, TPAY, Autopay), Availability between 9am–5pm and standby every 4th weekend 📃 Skills: Node.js, React, Next.js, Kubernetes, GCP, Argo, Grafana, Confluence, Jira, CICD, Microservices, Stripe, TPAY, Autopay, English, Polish 🏢 Description: Netguru is a trusted partner in digital commerce. The company helps leading brands modernize B2B solutions, marketplaces, and retail ecosystems. Since 2008, it has empowered businesses with cutting-edge technology, AI-powered personalization, and world-class engineering and design teams. A certified B Corporation®, Netguru is trusted by major brands including IKEA, VW, OLX, Delivery Hero, Żabka, Wolt, Careem, and Vinted. How freelancing works at Netguru? As a , you can choose what works well for you. You decide when, where, and how you work on projects and tasks. We match you with work that fits your skills. Plus, you have access to various opportunities across different industries and companies. That means you will not only gain more experience, but also develop various skills. But there's more. Netguru freelancers can benefit from full-time collaboration and really be a part of the team. So, are you ready to make an impact? Join Netguru, and let's build beautiful software together. Start date: asap Project length: 2-3 months Engagement: 0.25% FTE (part-time - up to 40h monthly) Working hours: between 9am-5pm + standby every 4th weekend Salary: 100PLN/h (B2B contract- negotiable) Candidates must be located in Europe and speak fluent Polish. About the project: Advanced payment system, now being rewritten with new providers and features. System uses Node.js, React, GCP, Kubernetes, and involves 2-5 IT staff. Requirements Fluency in Polish and English . Node.js React Next.js 13 (planned) Kubernetes GCP Argo Grafana Confluence Jira CI/CD microservices Stripe TPAY Autopay Benefits 100% remote, flexible work; work with an experienced team of developers and continuous development of your hard and soft skills; long-term collaboration on challenging products What will happen next? We will invite you for a meeting with our recruiter. Next, you'll participate in the technical interview. Curious to learn more about working as a Netguru freelancer? All the information you need is here: . Looking for a full-time job? Check out our and find out more about our open recruitment processes. If you need any disability-related adaptation at any step of the recruitment process – simply let the recruiter know! We'd be happy to help. Don't hesitate and apply right away.

🏢 Summary: B2B contract for an experienced Python Developer to build and enhance scalable digital solutions using Django and AI integrations in a hybrid setup (Warsaw). The role focuses on delivering high-quality, maintainable code and collaborating with senior teams on advanced, technology-driven projects. Engagement from April to October 2026 with potential full-time collaboration. 🗂️ Requirements: Minimum 3 years of commercial coding experience, Strong knowledge of Python, Strong knowledge of Django, Experience with AI frameworks (OpenAI, LangChain) or FastAPI integrations, Experience with automated testing using Pytest, Ability to write clean, efficient, maintainable code, Polish language proficiency at C1 level, Good command of English 📃 Skills: Python, Django, OpenAI, LangChain, FastAPI, Pytest, Docker, Linux, Vue, Quasar, CICD 🏢 Description: Description Netguru is a trusted partner in digital commerce. The company helps leading brands modernize B2B solutions, marketplaces, and retail ecosystems. Since 2008, it has empowered businesses with cutting-edge technology, AI-powered personalization, and world-class engineering and design teams. A certified B Corporation®, Netguru is trusted by major brands including IKEA, VW, OLX, Delivery Hero, Żabka, Wolt, Careem, and Vinted. How freelancing works at Netguru? As a Netguru freelancer, you can choose what works well for you. You decide when, where, and how you work on projects and tasks. We match you with work that fits your skills. Plus, you have access to various opportunities across different industries and companies. That means you will not only gain more experience, but also develop various skills. But there's more. Netguru freelancers can benefit from full-time collaboration and really be a part of the team. So, are you ready to make an impact? Join Netguru, and let's build beautiful software together. Location: preferably Warsaw, Poland Hybrid work - at least once per week from Client's office in Warsaw Contract: B2B Rate: up to 100 PLN/h (NET) Start date: 13/04/2026 End date: 09/10/2026 Must have: Polish C1 Requirements Min. 3 years of full-time coding experience Solid, hands-on knowledge of Python and Django Curiosity about or experience with AI frameworks (OpenAI, LangChain, FastAPI integrations). A knack for writing code that’s fast, clean, and built to last Comfortable testing with Pytest Good interpersonal and teamwork skills - BEASTs together strong Fluent Polish and good command of English NIce to have: Experience working with Vue JS and Quasar. Solid skills with Docker and Linux The ability to write clear, concise documentation that others will actually read. Knowledge of CI/CD practices and tools. Experience with performance optimization - because speed matters. Benefits Receive a monthly allowance for individual benefits, adjusted to your country and lifestyle. Use a dedicated yearly fund for learning, courses, or certifications. Join a team delivering high-impact digital solutions for internationally recognized clients. Contribute to advanced, technology-driven projects that shape modern industries. Take ownership — your role goes far beyond routine development tasks. Use your expertise to guide clients toward effective, scalable solutions. Enjoy a balanced pace of work — we value precision and thoughtful execution over speed. Collaborate daily with senior professionals and domain experts. Access multiple career development paths and growth opportunities.

🏢 Summary: Part-time freelance role focused on post-editing AI-generated content for web application interfaces in Ukrainian (with English), ensuring linguistic accuracy and alignment with product and localization standards. The work is fully remote within the EU and involves daily collaboration in a product-driven environment. Engagement runs until June 2026 with flexible 1–3 hours per day commitment. 🗂️ Requirements: Native-level Ukrainian and C2 English, EU residency, Experience with Translation Management Systems (TMS), Understanding of web application interface language nuances, Expertise in content design principles, Experience working with product designers, product managers, and frontend engineers, Availability for daily commitment (1–3 hours) until June 2026 📃 Skills: TMS, Lokalise, Localization, ContentDesign, WebApps, English, Ukrainian, AI, Agile, CI 🏢 Description: Netguru is a trusted partner in digital commerce. The company helps leading brands modernize B2B solutions, marketplaces, and retail ecosystems. Since 2008, it has empowered businesses with cutting-edge technology, AI-powered personalization, and world-class engineering and design teams. A certified B Corporation®, Netguru is trusted by major brands including IKEA, VW, OLX, Delivery Hero, Żabka, Wolt, Careem, and Vinted. How freelancing works at Netguru? As a , you can choose what works well for you. You decide when, where, and how you work on projects and tasks. We match you with work that fits your skills. Plus, you have access to various opportunities across different industries and companies. That means you will not only gain more experience, but also develop various skills. But there's more. Netguru freelancers can benefit from full-time collaboration and really be a part of the team. So, are you ready to make an impact? Join Netguru, and let's build beautiful software together. Our Client is looking for several people to support them with freelancer for post-editing AI-generated content in their native languages: Ukrainian (English also required) You don't have to know all these languages, just one + English :) Contract: B2B English: C2 Part-time: A daily commitment is required: the engagement is typically around 1–2 hours per day , but for more demanding localization projects, this can increase to 3 hours per day. 100% remote Project length: until June 2026 You must be located in European Union Requirements Familiarity with Translation Management Systems (TMS), as this is where AI-generated content is automatically added every day A deep understanding of language nuances specific to web application interfaces; Proven expertise in content design principles Experience collaborating within cross-functional product teams, specifically with product designers, product managers, and frontend engineers Nice to have: Proficiency with localization software, with Lokalise being explicitly preferred; A strong grasp of content formatting standards within these localization tools Benefits In return, we offer: Flexibility: 100% remote work. Professionality: dev-friendly processes, like Continuous Integration and Code Review, work in line with Agile methodology. Diversity: projects from various industries like fintech, healthcare, insurance, or education. Growth: work with a team of experts and continuous development of your hard and soft skills. Knowledge: knowledge sharing sessions, internal knowledge base. Curious to learn more about working as a Netguru freelancer? All the information you need is here: . Looking for a full-time job? Check out our  and find out more about our open recruitment processes. If you need any disability-related adaptation at any step of the recruitment process – simply let the recruiter know! We'd be happy to help. Don't hesitate and apply right away.

🏢 Summary: Part-time freelance role on a 2–3 month project to rebuild an advanced payment system with new providers and features. The work involves developing and maintaining a microservices-based system using modern cloud and container technologies. The position includes collaboration with a small IT team and standby support every fourth weekend. 🗂️ Requirements: Fluency in Polish and English, Location in Europe, Experience with Node.js, Experience with React, Experience with Next.js, Experience with Kubernetes, Experience with GCP, Experience with CI/CD pipelines, Knowledge of microservices architecture, Experience with payment integrations (Stripe, TPAY, Autopay), Experience with Argo and Grafana, Experience with Jira and Confluence 📃 Skills: Node.js, React, Next.js, Kubernetes, GCP, Argo, Grafana, Confluence, Jira, CI/CD, Microservices, Stripe, TPAY, Autopay, English, Polish 🏢 Description: Description Netguru is a trusted partner in digital commerce. The company helps leading brands modernize B2B solutions, marketplaces, and retail ecosystems. Since 2008, it has empowered businesses with cutting-edge technology, AI-powered personalization, and world-class engineering and design teams. A certified B Corporation®, Netguru is trusted by major brands including IKEA, VW, OLX, Delivery Hero, Żabka, Wolt, Careem, and Vinted. How freelancing works at Netguru? As a , you can choose what works well for you. You decide when, where, and how you work on projects and tasks. We match you with work that fits your skills. Plus, you have access to various opportunities across different industries and companies. That means you will not only gain more experience, but also develop various skills. But there's more. Netguru freelancers can benefit from full-time collaboration and really be a part of the team. So, are you ready to make an impact? Join Netguru, and let's build beautiful software together. Start date: asap Project length: 2-3 months Engagement: 0.25% FTE (part-time - up to 40h monthly) Working hours: between 9am-5pm + standby every 4th weekend Salary: 100PLN/h (B2B contract- negotiable) Candidates must be located in Europe and speak fluent Polish. About the project: Advanced payment system, now being rewritten with new providers and features. System uses Node.js, React, GCP, Kubernetes, and involves 2-5 IT staff. Requirements Fluency in Polish and English . Node.js React Next.js 13 (planned) Kubernetes GCP Argo Grafana Confluence Jira CI/CD microservices Stripe TPAY Autopay Benefits 100% remote, flexible work; work with an experienced team of developers and continuous development of your hard and soft skills; long-term collaboration on challenging products What will happen next? We will invite you for a meeting with our recruiter. Next, you'll participate in the technical interview. Curious to learn more about working as a Netguru freelancer? All the information you need is here: . Looking for a full-time job? Check out our and find out more about our open recruitment processes. If you need any disability-related adaptation at any step of the recruitment process – simply let the recruiter know! We'd be happy to help. Don't hesitate and apply right away.

🏢 Summary: Freelance role focused on post-editing AI-generated content for web application interfaces in one of the following languages: Romanian, Polish, Ukrainian, or Portuguese, with English proficiency required. The work involves using Translation Management Systems to refine localized content in collaboration with cross-functional product teams. This is a remote, part-time B2B contract running until June 2026 for candidates located in the EU. 🗂️ Requirements: Proficiency in Romanian or Polish or Ukrainian or Portuguese, English level C2, Location within European Union, Experience with Translation Management Systems (TMS), Understanding of web application interface language nuances, Knowledge of content design principles, Experience working with product designers, product managers, and frontend engineers 📃 Skills: TMS, Localization, Lokalise, ContentDesign, WebApps, AI, English 🏢 Description: Description Netguru is a trusted partner in digital commerce. The company helps leading brands modernize B2B solutions, marketplaces, and retail ecosystems. Since 2008, it has empowered businesses with cutting-edge technology, AI-powered personalization, and world-class engineering and design teams. A certified B Corporation®, Netguru is trusted by major brands including IKEA, VW, OLX, Delivery Hero, Żabka, Wolt, Careem, and Vinted. How freelancing works at Netguru? As a , you can choose what works well for you. You decide when, where, and how you work on projects and tasks. We match you with work that fits your skills. Plus, you have access to various opportunities across different industries and companies. That means you will not only gain more experience, but also develop various skills. But there's more. Netguru freelancers can benefit from full-time collaboration and really be a part of the team. So, are you ready to make an impact? Join Netguru, and let's build beautiful software together. Our Client is looking for several people to support them with freelancer for post-editing AI-generated content in their native languages: Romanian, Polish, Ukrainian, Portuguese (English also required) You don't have to know all these languages, just one + English :) Contract: B2B English: C2 Part-time: A daily commitment is required: the engagement is typically around 1–2 hours per day , but for more demanding localization projects, this can increase to 3 hours per day. 100% remote Project length: until June 2026 You must be located in European Union Requirements Familiarity with Translation Management Systems (TMS), as this is where AI-generated content is automatically added every day A deep understanding of language nuances specific to web application interfaces; Proven expertise in content design principles Experience collaborating within cross-functional product teams, specifically with product designers, product managers, and frontend engineers Nice to have: Proficiency with localization software, with Lokalise being explicitly preferred; A strong grasp of content formatting standards within these localization tools Benefits In return, we offer: Flexibility: 100% remote work. Professionality: dev-friendly processes, like Continuous Integration and Code Review, work in line with Agile methodology. Diversity: projects from various industries like fintech, healthcare, insurance, or education. Growth: work with a team of experts and continuous development of your hard and soft skills. Knowledge: knowledge sharing sessions, internal knowledge base. Curious to learn more about working as a Netguru freelancer? All the information you need is here: . Looking for a full-time job? Check out our  and find out more about our open recruitment processes. If you need any disability-related adaptation at any step of the recruitment process – simply let the recruiter know! We'd be happy to help. Don't hesitate and apply right away.

🏢 Summary: Full-time remote Software Engineer role focused on building and optimizing advanced search solutions within a data-intensive product. The position involves designing scalable search algorithms, improving relevance and performance, and collaborating closely with product teams in a multi-stakeholder environment. B2B contract up to 38€/h for EU-based candidates. 🗂️ Requirements: EU residency, Availability for full-time (40h/week) B2B contract, Strong backend engineering experience, Proficiency in Kotlin, Experience with Go or Python, Experience with Solr, ElasticSearch or similar search technologies, Experience with data-intensive systems, Experience in multi-stakeholder environments 📃 Skills: Kotlin, Go, Python, Solr, ElasticSearch, CI, CD 🏢 Description: Netguru is a trusted partner in digital commerce. The company helps leading brands modernize B2B solutions, marketplaces, and retail ecosystems. Since 2008, it has empowered businesses with cutting-edge technology, AI-powered personalization, and world-class engineering and design teams. A certified B Corporation®, Netguru is trusted by major brands including IKEA, VW, OLX, Delivery Hero, Żabka, Wolt, Careem, and Vinted. How freelancing works at Netguru? As a , you can choose what works well for you. You decide when, where, and how you work on projects and tasks. We match you with work that fits your skills. Plus, you have access to various opportunities across different industries and companies. That means you will not only gain more experience, but also develop various skills. But there's more. Netguru freelancers can benefit from full-time collaboration and really be a part of the team. So, are you ready to make an impact? Join Netguru, and let's build beautiful software together. Rate: up to 38€/h (b2b contract only) Start date: 31/01/2026 End date: 25/01/2027 Full-time (40h/week) European Union based candidates only - our client's requirement due to internal policies and legal restrictions. Strong backend engineering skills with experience with client’s tech stack (Kotlin preferred, Go/Python valuable), nice to have: previous experience in Search/Ranking domains, particularly with Solr, ElasticSearch, or any related search technologies We are seeking a highly skilled and motivated Software Engineer to join our Client's talented Search team. As a key member of their technology division, you will play a crucial role in designing, implementing, and optimizing their search algorithms to enhance the user experience and ensure the accuracy and relevance of search results. In addition, we are looking for an individual with demonstrated experience in working with multi-stakeholder environments and handling high-demanding, data-intensive products. Your responsibilities will include: Playing an integral role within a dynamic team, solidifying your and your team's technical prowess to establish credibility Fostering a culture of innovation, actively encouraging the conception, creation, implementation, and deployment of sophisticated scalable solutions Posing thoughtful questions, participating in brainstorming sessions, and taking ownership of the product development process to foster a collaborative environment Experimenting with novel machine learning approaches to push the boundaries of search capabilities Collaborating closely with the product management team, ensuring alignment to construct the optimal product that resonates with and benefits our users Identifying and addressing performance bottlenecks through meticulous profiling, monitoring, and optimization of the search infrastructure for high-speed and low-latency responses Spearheading initiatives to enhance search quality through continuous refinement of query understanding mechanisms, and relevance models Requirements Demonstrated proficiency in Kotlin, showcasing a strong understanding of its core principles and capabilities. This includes the ability to write clean, efficient, and maintainable code while effectively utilizing Kotlin's features. Expertise in Go or Python, showcasing a deep comprehension of programming paradigms along with the skill to produce clean, efficient, and maintainable code in these widely-used languages. Experience with Solr, ElasticSearch, or similar search technologies that empower powerful indexing and searching capabilities, allowing you to create robust search functionalities within our applications. Benefits In return, we offer: 100-percent remote work; huge flexibility and variety of project to choose from - work the way you like; work with an experienced team of developers and continuous development of your hard and soft skills; a mentor who will assist you during your first days; dev-friendly processes such as Continuous Integration, Continuous Delivery, Code Review and bug bashes; long-term collaboration on challenging products (FinTech, B2B software, E-commerce and more).

🏢 Summary: Freelance Senior or Regular Node.js Developer role on a full-time B2B contract for a 2-month project (with possible extension), fully remote with CET hours and partial US overlap. The position involves building modern digital solutions using Node.js, React, and AI-native agentic workflows in microservices environments. Offers competitive hourly rates and collaboration within Agile, CI-driven engineering teams. 🗂️ Requirements: 3+ years (Regular) or 5+ years (Senior) commercial experience with Node.js, Proven commercial experience with React, Hands-on experience with AI-native agentic workflows using Claude Cod, Experience with microservices, Experience with distributed systems, English proficiency at minimum C1 level 📃 Skills: Node.js, React, Claude, Microservices, DistributedSystems, AWS, CI, Agile 🏢 Description: Description Netguru is a trusted partner in digital commerce. The company helps leading brands modernize B2B solutions, marketplaces, and retail ecosystems. Since 2008, it has empowered businesses with cutting-edge technology, AI-powered personalization, and world-class engineering and design teams. A certified B Corporation®, Netguru is trusted by major brands including IKEA, VW, OLX, Delivery Hero, Żabka, Wolt, Careem, and Vinted. How freelancing works at Netguru? As a , you can choose what works well for you. You decide when, where, and how you work on projects and tasks. We match you with work that fits your skills. Plus, you have access to various opportunities across different industries and companies. That means you will not only gain more experience, but also develop various skills. But there's more. Netguru freelancers can benefit from full-time collaboration and really be a part of the team. So, are you ready to make an impact? Join Netguru, and let's build beautiful software together. We are looking for a Senior and Regular Developer with Node.js Freelance assignment : full-time, B2B contract. Start: mid July 2026 Duration: 2 months with the possibility of extension Working hours: CET + Potential need for US Texas partial overlap Location: Remote Salary: up to USD 37,5 for Regular and USD 56 for Senior Requirements At least 3+ (regular) or 5+ (senior) years of experience with Node.js Proven experience with React Day-to-day experience and knowledge of AI-native - agentic workflows using Claude Cod Experience with microservices and distributed systems Excellent English skills - min. C1 level Strong problem-solving and communication skills Nice to have: Experince working in AWS-based projects Benefits In return, we offer: Flexibility: 100% remote work. Professionality: dev-friendly processes, like Continuous Integration and Code Review, work in line with Agile methodology. Diversity: projects from various industries like fintech, healthcare, insurance, or education. Growth: work with a team of experts and continuous development of your hard and soft skills. Knowledge: knowledge sharing sessions, internal knowledge base. Curious to learn more about working as a Netguru freelancer? All the information you need is here: . Looking for a full-time job? Check out our  and find out more about our open recruitment processes. If you need any disability-related adaptation at any step of the recruitment process – simply let the recruiter know! We'd be happy to help. Don't hesitate and apply right away.

🏢 Summary: Full-time remote Frontend Developer role focused on building and optimizing modern web applications using ClojureScript in a 6-month project. The position involves functional programming, advanced state management, and integration with external libraries in a collaborative, CI/CD-driven environment. The role requires strong frontend engineering skills and performance-oriented development. 🗂️ Requirements: Native Polish or Polish at least B2+, English at least B2, Experience with ClojureScript, Knowledge of functional programming principles, Experience with re-frame and Reagent, Experience with EDN and Transit formats, Experience with clojure.spec for data validation, Experience with JavaScript interop and NPM integration, Experience with shadow-cljs or Leiningen, Experience with REPL-driven development, Experience with React rendering performance optimization, Experience with automated testing using cljs.test 📃 Skills: ClojureScript, re-frame, Reagent, EDN, Transit, clojure.spec, JavaScript, NPM, shadow-cljs, Leiningen, REPL, React, cljs.test, CI, CD 🏢 Description: Description Netguru is a trusted partner in digital commerce. The company helps leading brands modernize B2B solutions, marketplaces, and retail ecosystems. Since 2008, it has empowered businesses with cutting-edge technology, AI-powered personalization, and world-class engineering and design teams. A certified B Corporation®, Netguru is trusted by major brands including IKEA, VW, OLX, Delivery Hero, Żabka, Wolt, Careem, and Vinted. How freelancing works at Netguru? As a , you can choose what works well for you. You decide when, where, and how you work on projects and tasks. We match you with work that fits your skills. Plus, you have access to various opportunities across different industries and companies. That means you will not only gain more experience, but also develop various skills. But there's more. Netguru freelancers can benefit from full-time collaboration and really be a part of the team. So, are you ready to make an impact? Join Netguru, and let's build beautiful software together. Currently we are looking for a Frontend Developer. Salary range: up to 35€/h Engagement: fulltime Working Hours: 9-17CET Start date: 12.06.2026 Project duration: 6 months Requirements Are native Polish-speaker or have a good command of written and spoken Polish (at least B2+). Have a good command of written and spoken English (at least B2). Core: ClojureScript and functional programming principles (immutability, pure functions). State Management: Proficient in re-frame (Events, Subscriptions, Co-effects) and Reagent. Data & API: Expertise in EDN and Transit formats; data validation using clojure.spec. Interop: Hands-on experience with JS Interop and seamless integration of external NPM libraries. Tooling: Skilled in shadow-cljs (or Leiningen) and REPL-driven development. Engineering: React rendering performance optimization and automated testing with cljs.test. Benefits In return, we offer: 100% remote, flexible work. Work with an experienced team of developers and continuous development of your hard and soft skills. Dev-friendly processes such as Continuous Integration, Continuous Delivery, Code Review and bug bashes. Long-term collaboration on challenging products (FinTech, B2B software, E-commerce and more). Here's what you can expect from the recruitment process: First, you'll meet with one of our recruiters to get to know each other better. If everything goes well, you'll have the opportunity to meet with the client during online interviews. Don't hesitate and apply right away! At Netguru, we're committed to creating an inclusive environment for everyone. If you require any disability-related adaptations during the recruitment process, please let us know. We're here to help!