Full Stack Software Developer

🏢 Summary: Tech Lead Full-Stack Developer role focused on leading the design and development of scalable backend and frontend applications in the energy sector. The position combines hands-on full-stack engineering with team leadership, CI/CD ownership, and AWS cloud deployment. The role requires strong expertise in modern Java-based backend and TypeScript-based frontend technologies. 🗂️ Requirements: Bachelor's degree in Computer Science or related field, Minimum 5 years of full-stack development experience, Proven experience in leading development teams, Strong expertise in Java or Kotlin, Strong expertise in Spring Boot and Spring Data, Experience with GraphQL, Strong expertise in TypeScript and React or Angular, Experience with PostgreSQL database management, Experience with end-to-end testing frameworks, Experience with CI/CD pipeline design and maintenance, Experience with AWS deployment, Proficiency with Git-based repositories, Experience with Jira and Confluence, Proficiency with IntelliJ and VisualStudio 📃 Skills: Java, Kotlin, SpringBoot, SpringData, GraphQL, TypeScript, React, Angular, MaterialDesign, PostgreSQL, Cypress, Playwright, Bitbucket, GitHubActions, CircleCI, AWS, Jira, Confluence, IntelliJ, VisualStudio 🏢 Description: Lead Full-stack Developer We are looking for a Tech Lead Full-stack Developer At TechnipFMC, we are at the forefront of creating innovative technology solutions in the energy sector. Our mission is to craft sustainable, efficient technologies, driving progress in a fast-paced industry. We are excited to announce an opening for a Tech Leade Full-Stack developer. In this role, you will guide a team of developers, pushing the boundaries of technology to contribute significantly to our ecological goals. This role is open for B2B (remote option available) or Umowa o prace (4 days working from office/1 day working from home) Job Description Lead the design, development, and maintenance of comprehensive backend and frontend applications. Oversee database creation and management, primarily using PostgreSql. Guide the team in developing robust frontend applications using TypeScript, React/Angular, Material Design, and Apollo. Implement and oversee end-to-end testing frameworks like Cypress/Playwright. Manage and mentor a team in utilizing code repositories (Bitbucket, GitHub Actions). Design and maintain efficient CI/CD pipelines using tools like CircleCi and GitHub Actions. Supervise and strategize AWS deployment processes. Encourage and maintain a "you-build-it-you-run-it" culture within the team. Champion sustainable and efficient solutions to minimize carbon footprint in the energy sector. Facilitate collaboration in globally distributed teams and encourage proactive problem-solving. Undertake necessary travel to meet project needs and team coordination. You are meant for this job if: A Bachelor's degree in Computer Science or a related field. At least 5 years of experience in Full-Stack Development, with proven leadership skills. Expertise in Java/Kotlin, Spring Boot, Spring Data, GraphQL, TypeScript, React/Angular, Material Design, and PostgreSql. Solid experience in end-to-end testing, code repository management, and CI/CD pipelines. Proficiency in AWS deployment strategies. Strong familiarity with task management (Jira), and documentation tools (Confluence). Expertise in IntelliJ and VisualStudio. A strong commitment to developing sustainable solutions in the energy sector. Leadership skills, with an emphasis on mentorship and team development.

🏢 Summary: B2B contract opportunity for a Senior Python Developer to design, build, and maintain backend and frontend applications in the energy sector, with a focus on sustainable solutions. The role involves full lifecycle development, CI/CD pipeline management, and deployment to AWS in a globally distributed team. Candidates will work with modern technologies including Python, React, PostgreSQL, and GitHub Actions. 🗂️ Requirements: Bachelor's degree in Computer Science or related field, Minimum 5 years of experience as Software Developer, Strong knowledge of Python, Strong knowledge of React, Strong knowledge of Material Design, Strong knowledge of PostgreSQL, Experience with NumPy, Experience with SciPy, Experience with Playwright for end-to-end testing, Experience with GitHub Actions, Experience with AWS infrastructure, Experience with Jira, Experience with Confluence 📃 Skills: Python, React, Material, PostgreSQL, NumPy, SciPy, Playwright, GitHub, AWS, Jira, Confluence, CI/CD 🏢 Description: Senior Python Developer We are looking for a Senior Python Developer TechnipFMC is a dynamic and innovative energy provider that is leading the way in developing cutting-edge technology solutions for the energy industry. Our mission is to create sustainable and efficient solutions that benefit our planet and help us stay ahead of the curve in a rapidly evolving industry. We are currently seeking a Python Software Developer on a B2B contract to join our team and help us continue to push the boundaries of what is possible. Job Description Design, develop, and maintain backend and frontend applications. Create and manage databases using PostgreSql. Develop and maintain frontend applications using React, Material Design. Manage code repositories using GitHub Actions. Build and maintain CI/CD pipelines using GitHub Actions. Deploy applications to AWS. Work in a "you-build-it-you-run-it" mentality. Work on sustainable and efficient solutions to reduce our carbon footprint in the gas and oil industry. Work in globally distributed teams. Look with your feet. Go and see. Travel if needed. You are meant for this job if: Bachelor's degree in Computer Science or related field. Minimum of 5 years of experience as a Software Developer. Strong understanding of Python, React, Material Design, and PostgreSql. Experience with NumPy/SciPy. Experience with end-to-end testing using Playwright. Experience with code repositories such as GitHub Actions. Experience with pipeline tools such as GitHub Actions. Experience with AWS infrastructure. Experience with task management tools such as Jira. Experience with documentation tools such as Confluence. Interest in sustainable and efficient solutions for reducing carbon footprint in the gas and oil industry.

🏢 Summary: Fullstack Developer role in a greenfield project building a modern application from scratch in close collaboration with business stakeholders. The position involves designing and delivering scalable backend services and responsive frontend solutions in an Agile environment. You will contribute to requirement analysis, architecture decisions, and deliver fully tested end-to-end features. 🗂️ Requirements: Strong commercial experience with Java 17+ (senior level), Minimum 4 years of experience with React, Hands-on experience with Spring Boot, Good knowledge of JPA, Good knowledge of Hibernate, Experience working in Agile/Scrum teams, English proficiency at B2 level or higher 📃 Skills: Java, React, SpringBoot, JPA, Hibernate, Agile, Scrum 🏢 Description: We are launching a greenfield application built entirely from scratch in close collaboration with a dedicated business team. The project is delivered in an Agile environment with a strong focus on communication, collaboration, and high-quality software development. English is the primary working language and is used daily during meetings, workshops, and project discussions. As a Fullstack Developer, you will play a key role not only in delivering clean, scalable, and maintainable code, but also in shaping a high-quality user experience on the frontend side. You will actively contribute to requirement analysis, transforming business needs into user stories, and delivering fully tested end-to-end solutions. Responsibilities Design and develop fullstack solutions (backend and frontend) within a greenfield project Build scalable, maintainable, and high-performance backend services Develop modern, responsive, and user-friendly frontend applications Collaborate closely with business stakeholders to refine requirements and define user stories Deliver end-to-end functionalities together with automated tests Participate in Agile ceremonies, technical discussions, and planning sessions Contribute to architectural decisions and technical improvements Skills & Experience Strong commercial experience with Java 17+ (senior level) 4+ years of experience with React Hands-on experience with Spring Boot Good knowledge of JPA / Hibernate Experience working in Agile/Scrum teams English proficiency at minimum B2 level (spoken and written) Nice-to-have Skills & Experience Selenium Liquibase (database versioning) Maven Cucumber for automated testing Work Model Hybrid model: 3 days onsite / 2 days remote

🏢 Summary: B2B contract role for a Full-Stack Software Engineer to develop and maintain backend services in C#/.NET and frontend components in React within a dynamic, international project environment. The position involves building scalable solutions, integrating REST APIs, and supporting implementations with effective problem-solving. Remote work with long-term project engagement. 🗂️ Requirements: Proficiency in C# and .NET for scalable services development, Experience with React.js and React Query, Experience with Azure SQL and MS SQL, Experience building RESTful APIs with ASP.NET Core (OpenAPI), Knowledge of CI/CD processes and Agile methodologies, Experience with Azure DevOps or GitHub, English at minimum B2 level 📃 Skills: C#, .NET, React, ReactQuery, AzureSQL, MSSQL, REST, ASP.NET, OpenAPI, CI/CD, AzureDevOps, GitHub, Azure 🏢 Description: We are currently looking for a Full-Stack Software Engineer for our client, a world-leading provider of digital solutions and applications, with a particular focus on the energy, maritime, and healthcare markets. If working in a dynamic environment is something you’re comfortable with and you use the tech stack listed below on a daily basis, this opportunity is for you! Key responsibilities Developing advanced backend solutions in C# Creating and maintaining frontend components Preparing technical documentation Supporting implementations through quick and effective problem-solving Balancing changing priorities with ongoing development work Ideal candidate profile Proficient in .NET for building scalable services React.js, React Query Azure SQL, MS SQL RESTful APIs with ASP.NET Core (OpenAPI Standard) Knowledge of Agile methodologies and CI/CD processes (Azure DevOps, GitHub) English on B2 level nice to have: Experience with Azure (App Services, Azure Functions, Key Vault, Storage Accounts, Entra ID) Experience using AI-based development tools (Microsoft Copilot, GitHub Copilot) Conditions Employment Type: B2B contract Salary: Depends on your experience Work Model : Remote work model (possible 2–4 business trips per year to the office in Poland or Norway) Benefits : private medical care, sport card, life insurance Project duration: Project start March/April, with a duration of at least until the end of the year Recruitment steps Phone call with Recruiter Client interview Feedback and decision

🏢 Summary: Full-Stack / Backend Developer role focused on building and maintaining scalable applications and REST APIs that support client products. The position involves developing new integrations, enhancing existing backend and frontend systems, and improving platform performance and reliability. You will contribute to architecture improvements and work within a cloud-based environment. 🗂️ Requirements: Minimum 3 years commercial experience, Experience with Java, Experience with Spring Boot, Experience with AWS, Experience with MongoDB, Experience with PostgreSQL, Experience with React.js, Experience designing REST APIs, Knowledge of backend architecture, Experience with cloud environments, Understanding of clean code principles, Experience working in Agile environment 📃 Skills: Java, SpringBoot, AWS, MongoDB, PostgreSQL, React, REST, Agile, Cloud, Architecture 🏢 Description: We are looking for an experienced Full-Stack / Backend Developer to join our team and help build scalable applications and APIs supporting our clients’ products. You will work on both backend and frontend solutions, contributing to product development, system improvements, and ongoing platform stability. Your Responsibilities Develop new APIs to support client integrations and business features. Maintain and enhance existing backend and frontend applications. Fix bugs and improve application performance and reliability. Upgrade and support operational aspects of the platform. Identify opportunities to improve product quality, architecture, and development processes. Collaborate with developers, product teams, and stakeholders to deliver high-quality solutions. Participate in code reviews and contribute to best engineering practices. Required Skills Minimum 3 years of commercial experience with: Java Spring Boot AWS MongoDB PostgreSQL React.js Experience designing and developing REST APIs. Knowledge of backend architecture and modern web applications. Experience working with cloud-based environments (AWS). Understanding of software development best practices and clean code principles. Ability to work in an Agile development environment.

🏢 Summary: Full Stack Developer role focused on building, testing, and maintaining scalable and secure web applications across frontend and backend technologies. The position involves developing modern user interfaces, designing APIs, integrating third-party services, and ensuring high performance through testing and CI/CD practices. The role also contributes to architectural decisions and technical strategy. 🗂️ Requirements: Experience with React.js and Vue.js, Proficiency in HTML5, CSS3, JavaScript, TypeScript, Experience with .NET Core or Ruby backend development, Experience building RESTful and GraphQL APIs, Experience with PostgreSQL, MongoDB, or MySQL, Knowledge of Docker and CI/CD pipelines, Proficiency with Git version control, Experience with cloud platforms (AWS, Azure, or GCP), Experience with unit and integration testing frameworks 📃 Skills: React, Vue, HTML5, CSS3, JavaScript, TypeScript, .NET, Ruby, EntityFramework, GraphQL, REST, PostgreSQL, MongoDB, MySQL, Docker, Git, AWS, Azure, GCP, Jest, Mocha, JUnit, CICD 🏢 Description: Description The Full Stack Developer Role will need to be proficient in boththe relevant frontend and backend technologies to develop, test, and maintain scalable web applications, and will work across the entire tech stack, collaborating with cross-functionalteams to deliver robust, secure and performant digital solutions Responsibilities • Design, develop, test and maintain robust, scalable and secure web applications using the full tech stack • Develop user-friendly frontend interfaces for all users using modern JS frameworks • Build and maintain Restful and GraphQL APIs • Integrate third-party services, such as LMS, video conferencing, gamification APIs • Ensure code quality through code reviews, unit testing, and automated CI/CD pipelines • Optimize application performance, security, and scalability • Participate in architectural decisions and contribute to technical strategy • Ensure high performance, accessibility, and responsiveness across devices • Implement automated testing and CI/CD pipelines for efficient delivery Requirements • Frontend : React.js 18, Entity Framework Vue.js, HTML5, CSS3, JavaScript, TypeScript • Backend: MS .NET 8 Core / Ruby • Database : PostgreSQL, MongoDB, MySQL, or similar • DevOps : Docker, CI/CD, Git, cloud platforms (AWS, Azure, GCP) • Testing : Unit and integration testing frameworks (e.g., Jest, Mocha, JUnit Nice to have • Experience with WebRTC, LTI standards, SCORM/xAPI, or real-time systems (e.g., live quizzes, video  classrooms) • Knowledge of learning science, instructional design, or accessibility standards (e.g., WCAG) • Familiarity with tools like Moodle, Canvas, Zoom SDK, or Google Classroom integration • Prior experience in the EdTech domain (e-learning platforms, digital classrooms, LMS) • Familiarity with tools like Moodle, Canvas, Zoom SDK, or Google Classroom integration • Experience with Rabbit MQ middleware • Experience with Tailwind

🏢 Summary: Full Stack Developer role focused on building, testing, and maintaining scalable and secure web applications across frontend and backend. The position involves developing modern user interfaces, implementing APIs, integrating third-party services, and ensuring high performance through automated testing and CI/CD. The role also contributes to architectural decisions and technical strategy. 🗂️ Requirements: Proficiency in React.js and Vue.js, Strong knowledge of HTML5, CSS3, JavaScript, TypeScript, Experience with .NET Core or Ruby backend development, Experience building RESTful and GraphQL APIs, Experience with PostgreSQL, MongoDB, or MySQL, Experience with Docker and CI/CD pipelines, Proficiency with Git version control, Experience with AWS, Azure, or GCP, Experience with unit and integration testing frameworks 📃 Skills: React, Vue, HTML5, CSS3, JavaScript, TypeScript, .NET, Ruby, EntityFramework, REST, GraphQL, PostgreSQL, MongoDB, MySQL, Docker, CICD, Git, AWS, Azure, GCP, Jest, Mocha, JUnit 🏢 Description: Description The Full Stack Developer Role will need to be proficient in boththe relevant frontend and backend technologies to develop, test, and maintain scalable web applications, and will work across the entire tech stack, collaborating with cross-functionalteams to deliver robust, secure and performant digital solutions Responsibilities • Design, develop, test and maintain robust, scalable and secure web applications using the full tech stack • Develop user-friendly frontend interfaces for all users using modern JS frameworks • Build and maintain Restful and GraphQL APIs • Integrate third-party services, such as LMS, video conferencing, gamification APIs • Ensure code quality through code reviews, unit testing, and automated CI/CD pipelines • Optimize application performance, security, and scalability • Participate in architectural decisions and contribute to technical strategy • Ensure high performance, accessibility, and responsiveness across devices • Implement automated testing and CI/CD pipelines for efficient delivery Requirements • Frontend : React.js 18, Entity Framework Vue.js, HTML5, CSS3, JavaScript, TypeScript • Backend: MS .NET 8 Core / Ruby • Database : PostgreSQL, MongoDB, MySQL, or similar • DevOps : Docker, CI/CD, Git, cloud platforms (AWS, Azure, GCP) • Testing : Unit and integration testing frameworks (e.g., Jest, Mocha, JUnit Nice to have • Experience with WebRTC, LTI standards, SCORM/xAPI, or real-time systems (e.g., live quizzes, video  classrooms) • Knowledge of learning science, instructional design, or accessibility standards (e.g., WCAG) • Familiarity with tools like Moodle, Canvas, Zoom SDK, or Google Classroom integration • Prior experience in the EdTech domain (e-learning platforms, digital classrooms, LMS) • Familiarity with tools like Moodle, Canvas, Zoom SDK, or Google Classroom integration • Experience with Rabbit MQ middleware • Experience with Tailwind

🏢 Summary: Full Stack Developer role focused on building, testing, and maintaining scalable and secure web applications across the entire tech stack. The position involves developing modern frontend interfaces, robust backend services, and APIs, while ensuring high performance, quality, and automated delivery through CI/CD pipelines. The role also includes integration with third-party services and contribution to architectural and technical decisions. 🗂️ Requirements: Proficiency in React.js 18, Vue.js, HTML5, CSS3, JavaScript, TypeScript, Experience with MS .NET 8 Core or Ruby, Experience building RESTful and GraphQL APIs, Experience with PostgreSQL, MongoDB, MySQL or similar databases, Experience with Docker, CI/CD pipelines, Git, and cloud platforms (AWS, Azure, or GCP), Experience with unit and integration testing frameworks 📃 Skills: React, Vue, HTML5, CSS3, JavaScript, TypeScript, .NET, Ruby, PostgreSQL, MongoDB, MySQL, Docker, CI/CD, Git, AWS, Azure, GCP, Jest, Mocha, JUnit, GraphQL, REST 🏢 Description: Description The Full Stack Developer Role will need to be proficient in boththe relevant frontend and backend technologies to develop, test, and maintain scalable web applications, and will work across the entire tech stack, collaborating with cross-functionalteams to deliver robust, secure and performant digital solutions Responsibilities • Design, develop, test and maintain robust, scalable and secure web applications using the full tech stack • Develop user-friendly frontend interfaces for all users using modern JS frameworks • Build and maintain Restful and GraphQL APIs • Integrate third-party services, such as LMS, video conferencing, gamification APIs • Ensure code quality through code reviews, unit testing, and automated CI/CD pipelines • Optimize application performance, security, and scalability • Participate in architectural decisions and contribute to technical strategy • Ensure high performance, accessibility, and responsiveness across devices • Implement automated testing and CI/CD pipelines for efficient delivery Requirements • Frontend : React.js 18, Entity Framework Vue.js, HTML5, CSS3, JavaScript, TypeScript • Backend: MS .NET 8 Core / Ruby • Database : PostgreSQL, MongoDB, MySQL, or similar • DevOps : Docker, CI/CD, Git, cloud platforms (AWS, Azure, GCP) • Testing : Unit and integration testing frameworks (e.g., Jest, Mocha, JUnit Nice to have • Experience with WebRTC, LTI standards, SCORM/xAPI, or real-time systems (e.g., live quizzes, video  classrooms) • Knowledge of learning science, instructional design, or accessibility standards (e.g., WCAG) • Familiarity with tools like Moodle, Canvas, Zoom SDK, or Google Classroom integration • Prior experience in the EdTech domain (e-learning platforms, digital classrooms, LMS) • Familiarity with tools like Moodle, Canvas, Zoom SDK, or Google Classroom integration • Experience with Rabbit MQ middleware • Experience with Tailwind

🏢 Summary: The role involves developing and enhancing a language proficiency testing platform as part of an agile team, focusing on scalable backend and cross-platform frontend solutions. The position requires strong experience in microservices, serverless architecture, CI/CD, and cloud-based systems, along with active participation in code reviews and technical decision-making. You will work on improving code quality, testing practices, and system reliability in a remote or hybrid model. 🗂️ Requirements: 7+ years of software development experience, Fluency in English, Experience with microservices architecture, Experience with serverless architecture, Experience with CI/CD pipelines, Strong knowledge of unit, integration, and E2E testing, Strong knowledge of Java and related frameworks, Experience with relational databases and MongoDB, Experience with messaging systems (AWS SQS required), Strong knowledge of JUnit, Knowledge of backend security best practices and OWASP, Experience with AWS cloud services, Experience with Docker, Experience with cross-platform frontend development, Experience with Angular and React ecosystems 📃 Skills: Java, Play, Spring, SBT, Maven, Gradle, MongoDB, SQL, SQS, RabbitMQ, Kafka, JUnit, OWASP, AWS, Docker, Selenium, Sonar, Angular, TypeScript, React, Redux, MUI, Electron, Axios, Jest, Vitest, Karma, Jasmine 🏢 Description: Full Stack Developer will involve developing and enhancing a platform designed for conducting language proficiency tests. Your responsibilities: Work on an agile engineering team, following Agile best practices while writing maintainable and scalable code and influencing team decisions Collaborate with stakeholders to design and test new product functionalities Review the code of other team members and provide constructive direction. Promote a culture of sharing through mentoring and knowledge exchange Drive continuous improvement of code quality, customer experience, and maintainability of products/features Independently clarify technical requirements, assess development estimates, and apply a broad range of design approaches We are looking for you, if you have: 7+ years of experience Fluency in English is a must Experience on Microservice and Serverless architecture Experience on CI/CD practices Solid testing knowledge – E2E, unit testing, integration testing, etc. Technicall skills: Java: Play3 Framework/Spring Boot SBT, Maven, Gradle MongoDB and Relational Databases Bus messaging systems. AWS SQS is a must, but other technologies like RabbitMQ and Kafka will also be considered Strong Junit knowledge Backend security best practices, including familiarity with OWASP Experience with AWS technologies, Docker, Selenium, Sonar Cross-platform development Angular 13 + TypeScript React + Redux + Material UI (MUI) + TypeScript Electron Axios Jest, Vitest, Karma and Jasmine We offer: Participation in interesting and demanding projects Flexible working hours A great, non-corporate atmosphere Stable employment conditions (contract of employment or B2B contract) Opportunities for development and promotion Attractive package of benefits Work model: remote or hybrid (2 days per week from the office) We reserve the right to contact the selected candidates.

🏢 Summary: Full Stack Developer role focused on building and maintaining web applications using PHP and React within an Agile environment. The position involves developing RESTful APIs, integrating external services, and working with relational databases. The developer will collaborate in a Git-based workflow to deliver robust, scalable solutions. 🗂️ Requirements: 3–6 years experience as Full Stack Developer, Strong hands-on PHP experience, Strong hands-on React experience, Experience with REST APIs, Solid knowledge of relational databases (MySQL or PostgreSQL), Experience with Git, Experience in Agile environments (Scrum or Kanban), Minimum B2 English level 📃 Skills: PHP, React, REST, MySQL, PostgreSQL, Git, Scrum, Kanban, APIs, Microservices, Testing 🏢 Description: About the Role We are looking for a Full Stack Developer with solid experience in PHP and React (3–6 years) to join an international and dynamic team. The ideal candidate is a proactive problem-solver, comfortable working in collaborative environments, and motivated to contribute to the development of robust and innovative solutions tailored to client needs. Key Responsibilities Develop and maintain web applications using PHP and React Design and integrate RESTful APIs and external services Work with relational databases such as MySQL and PostgreSQL Collaborate with cross-functional teams using Git-based workflows Contribute to development processes following Agile methodologies (Scrum/Kanban) Analyze and troubleshoot technical issues efficiently Requirements 3 to 6 years of experience as a Full Stack Developer Strong hands-on experience with PHP Strong hands-on experience with React Experience working with REST APIs Solid knowledge of relational databases (MySQL, PostgreSQL or similar) Familiarity with Git Strong analytical and problem-solving skills Team-oriented mindset Experience working in Agile environments (Scrum/Kanban) Minimum B2 English level. Nice to Have Experience with microservices architecture Knowledge of automated testing