Ruby on Rails Middle Developer

🏢 Summary: Opportunity for an experienced software professional to design and build complex systems from scratch, define project-wide technical solutions, and establish strong development practices. The offer includes flexible hours, remote-work options, competitive compensation, and a structured career-development system. 🗂️ Requirements: 3+ years of IT experience, Ruby on Rails experience, SQL or NoSQL database experience, Understanding of Unix-like systems, English for technical project discussions 📃 Skills: Ruby, Rails, SQL, NoSQL, Unix, HTML5, JavaScript, TypeScript, Angular, React, AWS, GoogleCloud, CICD, Scrum 🏢 Description: We are looking for experienced professionals who can design and develop complex software systems from scratch, design project-wide technical solutions, and establish and control best development practices. What we expect from you: • 3+ years of experience in IT • Experience with Ruby on Rails • Experience with databases (SQL or NoSQL) • Good understanding of *nix systems • English skills sufficient for technical project conversations It would be a plus to have: • Experience with frontend development (HTML5, JavaScript/TypeScript, Angular/React) • Hands-on experience with cloud services (AWS, Google Cloud) • Experience setting up and supporting development processes, including CI/CD, code review, static code analysis, and automated testing • Experience working with SCRUM • Experience creating technical documentation We offer: • Projects for clients including PayPal, Wargaming, Xerox, Philips, Adidas, and Toyota • Competitive compensation based on qualifications and skills • Career development system with clear skill qualifications • Flexible working hours aligned to your schedule • Remote-work options

🏢 Summary: Software developer role focused on building high-quality systems and solving complex technical issues using PHP and Laravel. The position involves RESTful API development, database design, and collaboration in Agile teams, with flexible remote work options and career growth opportunities. 🗂️ Requirements: 3+ years of software development experience, Strong knowledge of PHP 7–8, Experience with Laravel, Understanding of MySQL and database design, Experience with RESTful APIs, Familiarity with Git, Familiarity with Jira, Knowledge of Agile methodologies, English communication skills for technical discussions 📃 Skills: PHP, Laravel, MySQL, REST, Git, Jira, Agile, Scrum, JavaScript, Node.js, React, Redux, Docker, AWS, Symfony, Yii 🏢 Description: We are looking for experienced developers that are willing to solve complex technical issues while developing high quality software systems using modern technologies. What we expect from you: 3+ years of experience in software development Strong knowledge of PHP (7–8) and experience with Laravel framework Solid understanding of MySQL and database design principles Experience with RESTful API development and integration Familiarity with Git, Jira, and Agile methodologies (Scrum) English skills should be sufficient for taking part in conversations on the technical aspects of projects Would be a plus: Experience with JavaScript, Node.js, or frontend frameworks (React, Redux) Hands-on experience with Docker and AWS Understanding of automated testing practices Knowledge of additional PHP frameworks (Symfony, Yii, etc.) We offer: Projects for such clients as PayPal, Wargaming, Xerox, Philips, Adidas and Toyota Competitive compensation that depends on your qualification and skills Career development system with clear skill qualifications Flexible working hours aligned to your schedule Options to work remotely

🏢 Summary: Opportunity for an experienced software developer to build high-quality frontend and backend systems, solve complex technical challenges, and work with modern technologies. The role requires production experience with JavaScript, PHP, RESTful APIs, client-server architecture, and SQL databases, with flexible remote-work options and a structured career-development path. 🗂️ Requirements: 4+ years of professional software development experience, Production frontend development experience with JavaScript, Production backend service development experience with PHP, Experience designing and consuming RESTful APIs, Understanding of client-server architecture, Strong SQL database knowledge, including indexes and locking mechanisms, Fluent English 📃 Skills: JavaScript, PHP, REST, SQL, iOS, Android, CI/CD, SCRUM, AWS, GoogleCloud 🏢 Description: We are looking for an experienced developer ready to tackle complex technical challenges while building high-quality software systems using modern technologies. Requirements • 4+ years of professional software development experience • Production skills in frontend development (JavaScript) • Experience building backend services in production (PHP) • Experience designing and consuming RESTful APIs • Understanding of client-server architecture • Solid understanding of SQL databases, including indexes and locking mechanisms • Proactive, self-motivated, and eager to take ownership of tasks • Fluent English Nice to have • Experience working within an existing PHP codebase • Mobile development experience (iOS and/or Android) • Experience setting up and supporting development processes, including CI/CD, code review, static code analysis, and automated testing • Experience working with SCRUM • Experience creating technical documentation • Hands-on experience with cloud services (AWS, Google Cloud) We offer • Projects for clients including PayPal, Wargaming, Xerox, Philips, Adidas, and Toyota • Competitive compensation based on qualifications and skills • Career development system with clear skill qualifications • Flexible working hours aligned to your schedule • Options to work remotely

🏢 Summary: Full-stack Ruby and Next.js role focused on solving complex technical problems and building robust, high-quality software systems. The offer includes flexible hours, remote-work options, competitive compensation, and a structured career-development path. 🗂️ Requirements: 3+ years of Full Stack or back-end development experience, Ruby on Rails experience, JavaScript proficiency, Next.js experience, RESTful API design and implementation knowledge, MySQL, RDBMS, and NoSQL knowledge, Git familiarity, English verbal communication skills, Ability to work independently and take ownership 📃 Skills: Ruby, Rails, JavaScript, Next.js, REST, MySQL, RDBMS, NoSQL, Git 🏢 Description: Description We are looking for a skilled Full-stack developer (Ruby + Next.js) ready to solve difficult technical problems while creating robust, high-quality software systems using modern tools and approaches. Requirements - 3+ years of experience as a Full Stack Developer or back-end developer - Good experience in Ruby on Rails development - Strong skills in JavaScript - Hands-on experience with Next.js - Good understanding of RESTful API design and implementation - Knowledge of MySQL or other RDBMS and NoSQL solutions - Familiarity with Git - English skills sufficient for verbal communication - Ability to work independently and take ownership of tasks Nice to have - Experience writing automated tests (unit, functional) - Familiarity with containerisation principles and Docker We offer - Projects for clients including PayPal, Wargaming, Xerox, Philips, Adidas, and Toyota - Competitive compensation based on qualifications and skills - Career development system with clear skill qualifications - Flexible working hours aligned to your schedule - Remote-work options

🏢 Summary: Opportunity for an experienced backend software professional to design and build complex server-side systems from scratch, define project-wide technical solutions, and establish development best practices. The role focuses on Java/Kotlin, Spring, databases, microservices, and software architecture, with flexible hours and remote-work options. 🗂️ Requirements: 3+ years of IT experience, Hands-on Java 8+ or Kotlin experience, Hands-on Spring Boot/Framework experience, Knowledge of RDBMS, ORM, and NoSQL databases, Knowledge of client-server architecture and microservices, Practical OOP and design-pattern skills, English sufficient for technical project discussions 📃 Skills: Java, Kotlin, Spring, RDBMS, ORM, Hibernate, JOOQ, MyBatis, NoSQL, Microservices, OOP 🏢 Description: We are looking for experienced professionals who can design and develop complex software systems from scratch, design project-wide technical solutions, and establish and control best development practices. What we expect from you: - 3+ years of experience in IT - Hands-on experience with modern Java technologies for server solutions: Kotlin, Java 8+, Spring Boot/Framework - Knowledge of RDBMS and ORM: Hibernate, JOOQ, MyBatis; NoSQL databases - Architectural knowledge of client-server system principles and microservices; practical skills with design patterns and OOP - English sufficient for participating in technical project discussions It would be a plus to have: - Experience with frontend development: HTML5, JavaScript/TypeScript, Angular, React, or other technologies - Hands-on experience with cloud services: Microsoft Azure, AWS, Google Cloud - Experience setting up and supporting development processes: CI/CD, code review, static code analysis, automated testing - Experience working with Scrum - Experience creating technical documentation We offer: - Projects for clients including PayPal, Wargaming, Xerox, Philips, Adidas, and Toyota - Competitive compensation based on qualifications and skills - Career development system with clear skill qualifications - Flexible working hours aligned to your schedule - Remote-work options

🏢 Summary: Senior software engineering role focused on designing and developing complex systems from scratch, defining technical solutions, and maintaining development best practices. The position involves full-stack development with .NET technologies, frontend frameworks, databases, and cloud-related processes. Flexible remote work and career growth opportunities are included. 🗂️ Requirements: 5+ years of IT experience, Experience with Microsoft .NET, Knowledge of ASP.NET MVC, Knowledge of Web API, Experience with SQL or NoSQL databases, Experience with ORM frameworks, Frontend development experience, Knowledge of HTML5, Knowledge of JavaScript or TypeScript, Experience with React, Knowledge of software design patterns and practices, English communication skills for technical discussions 📃 Skills: .NET, ASP.NET, MVC, WebAPI, SQL, NoSQL, ORM, HTML5, JavaScript, TypeScript, React, Azure, AWS, GoogleCloud, CI/CD, SCRUM, PowerBI, Databricks 🏢 Description: We are looking for experienced professionals who can design and develop complex software systems from scratch, design project-wide technical solutions, establish and control the best development practices. Requirements: 5+ years of experience in IT Experience with Microsoft .NET, knowledge of ASP.NET MVC and Web API Experience with databases (SQL or NoSQL), ORM frameworks Experience in Frontend development (HTML 5, JavaScript / TypeScript / React) Good knowledge and hands-on skills in patterns and practices English skills should be sufficient for taking part in conversations on the technical aspects of projects Nice to have: Experience in Agentic Tools and skills, AI-assisted coding models & tools, Spec-Driven Development Hands-on experience with cloud services (MS Azure, AWS, Google Cloud) Experience in setting up and supporting development processes (CI/CD, code review, static code analysis, automated testing) Experience working with SCRUM Experience in creating technical documentation Experience with Power BI and Databricks to support data-driven features and analytics integration We offer: Projects for such clients as PayPal, Wargaming, Xerox, Philips, Adidas and Toyota Competitive compensation that depends on your qualification and skills Career development system with clear skill qualifications Flexible working hours aligned to your schedule Options to work remotely

🏢 Summary: Senior Ruby on Rails Developer role focused on building and evolving a cloud-ready product into a scalable, distributed system. The position involves designing architecture, developing core services and APIs, and driving Kubernetes-based deployments with CI/CD automation. You will influence engineering standards and contribute production-ready code in a greenfield development environment. 🗂️ Requirements: 5+ years of software engineering experience, Senior-level Ruby on Rails expertise, Experience building and scaling distributed systems, Knowledge of Kubernetes, Experience with CI/CD pipelines, Experience with Infrastructure as Code, Strong API design skills, Experience with microservices communication, Ability to lead architectural initiatives, Mentoring experience for engineers 📃 Skills: Ruby, Rails, Kubernetes, CI/CD, IaC, API, Microservices, DistributedSystems 🏢 Description: We are looking for an experienced Senior Ruby on Rails Developer to join the team responsible for development of the product, which is evolving into a modern, cloud‑ready solution. In this role, you will have opportunity to influence architectural decisions, contribute production‑ready code, and collaborate closely with cross‑functional teams. Your daily responsibilities: Build and improve core platform services and APIs Design scalable, distributed system architecture Implement and optimize key components in the codebase Set engineering standards for reliability and maintainability Drive deployments using Kubernetes and CI/CD automation Collaborate across teams to align technical and product goals. Requirements: 5+ years of software engineering experience, including senior‑level work Strong proficiency in Ruby on Rails Experience building and scaling distributed systems Solid knowledge of Kubernetes, CI/CD, and IaC Strong skills in API design and microservice communication Ability to lead architectural initiatives and mentor other engineers. What we offer: Attractive salary and benefits package, including Multisport card, insurance, and medical care Hybrid work from the Krakow office International work environment in a product company Training and development opportunities within the organization Joining the greefield project with pure development. Apply now!

🏢 Summary: Opportunity for an experienced React Native Developer to design and develop complex cross-platform mobile applications from scratch, contribute to technical architecture, and drive development best practices. The role involves building high-performance iOS and Android applications, integrating APIs and native libraries, and collaborating in Agile teams. Flexible remote work and career development opportunities are included. 🗂️ Requirements: 4+ years of IT experience, 2+ years of React Native development experience, Expertise in React Native, Expertise in React, Understanding of front-end and back-end development, Experience with RESTful APIs, Experience with GraphQL, Knowledge of HTML, Knowledge of CSS, Experience with Jest, Understanding of React Native architecture, Experience with Xcode, Experience with Android Studio, Knowledge of Agile methodologies, English proficiency 📃 Skills: React, ReactNative, JavaScript, HTML, CSS, GraphQL, REST, Jest, Xcode, AndroidStudio, Swift, Kotlin, Java, CI/CD, Agile, Scrum, Waterfall 🏢 Description: We are looking for experienced professional who can design and develop complex software systems from scratch, design project-wide technical solutions, as well as establish and control the best development practices. Requirements: +3 years of experience in IT and minimum of 2 years of proven experience as a RN Developer Expertise in React Native, React is essential Comprehensive understanding of both front-end and back-end development processes Strong collaboration skills, enabling effective teamwork and communication within cross-functional teams Ability to adapt quickly to emerging technologies and evolving project requirements In-depth understanding of React Native architecture, component lifecycle, state management, and hooks, familiarity with nativebuild tools (Xcode, Android Studio) and native app design; principles, including offline storage, and performance tuning Experience with RESTful APIs, GraphQL, and third-party integrations Sound knowledge of HTML, CSS, and associated technologies for front-end development Experience in code testing and debugging, leveraging tools such as Jest Firm grasp of software development principles and methodologies, encompassing Agile, Scrum, and Waterfall Outstanding communication skills and adeptness in collaborative teamwork Strong organizational acumen and meticulousness to deliver top-notch work Excellent command of spoken and written English Nice to have: Familiarity with GraphQL and its fusion with frontend applications Experience in creating native modules using Swift/Kotlin/Java Knowledge of CI/CD pipelines Responsibilities: Develop and enhance cross-platform mobile applications using React Native, ensuring high performance and quality on both iOS and Android Collaborate with design and product teams to create seamless, intuitive, and visually appealing user interfaces Optimize applications for maximum performance and scalability Integrate third-party APIs and native libraries as needed Conduct code reviews, write unit tests, and debug applications to ensure code quality and functionality Maintain up-to-date knowledge of React Native advancements and apply best practices in coding, architecture, and development methodologies Provide technical expertise to guide product development and offer solutions for complex issues Participate in Agile ceremonies, including daily stand-ups, sprint planning, and retrospectives We offer: Projects for such clients as PayPal, Wargaming, Xerox, Philips, Adidas and Toyota Competitive compensation that depends on your qualification and skills Career development system with clear skill qualifications Flexible working hours aligned to your schedule Options to work remotely

🏢 Summary: The offer is for a Ruby on Rails Developer to build and maintain modern web applications for a new project, contributing to scalable solutions and microservices architecture. The role involves working with Ruby on Rails as the core technology, with exposure to Node.js and React, in a collaborative and agile environment. 🗂️ Requirements: Proven commercial experience with Ruby on Rails, Experience building modern web applications, Experience with Node.js and/or React, Understanding of microservices architecture, Ability to participate in code reviews and follow coding standards, Very good English skills 📃 Skills: Ruby, Rails, Node.js, React, Microservices, REST, Git 🏢 Description: We are seeking a skilled Ruby on Rails Developer to join our team for an exciting new project. Responsibilities Develop and maintain web applications using Ruby on Rails as the primary technology. Collaborate with cross-functional teams to design and implement scalable solutions. Contribute to the architecture and development of microservices, where applicable. Utilize Node.js and React technologies to enhance application features and performance. Participate in code reviews and ensure adherence to best practices and coding standards. Communicate effectively with stakeholders to understand project requirements and deliver solutions accordingly. Qualifications Proven commercial experience in Ruby on Rails development. Experience working with modern web applications and frameworks. Exposure to Node.js and/or React technologies. Understanding of microservices architecture is preferred. Strong problem-solving skills and ability to work collaboratively within a team setting. Very good English level. Benefits Opportunity to participate in a cutting-edge project with a dynamic and innovative team. Professional growth through engagement in technical interviews and project development phases. Remote work (Poland). Exposure to a diverse technology stack including Ruby on Rails, Node.js, React, and microservices. Unique TEAL culture, relationship- and respect-driven community, non-corporate atmosphere. Agile approach and no bureaucracy. Outstanding integration trips to various places in Europe for all employees. Activities to support your well-being and health. Luxmed Gold Extended medical care and Multisport Plus benefit.

🏢 Summary: The offer is for a C++ developer to work on advanced cybersecurity solutions within a legacy Windows-based application, focusing on optimization and system improvement. The role involves enhancing a key system component, ensuring performance, and contributing to future adaptation and operationalization of solutions. You will work in a Scrum team on innovative security projects with modern technologies. 🗂️ Requirements: Bachelor’s Degree in Computer Science, Programming, Engineering or related field, Strong C++ expertise, Experience with Windows application development, Experience with performance optimization, Experience with troubleshooting, Experience with databases, Strong knowledge of OOP, Knowledge of design patterns, Experience with testing practices, Experience with Git, Experience with DevOps tools, English proficiency (B2 minimum) 📃 Skills: C++, Windows, Cybersecurity, OOP, DesignPatterns, Testing, Git, DevOps, Databases, Performance, Troubleshooting, Scrum 🏢 Description: We are looking for experienced developers who want to grow their skills while working on projects in the Cybersecurity industry, involving legacy code. You will join a team responsible for optimizing and improving an application that is a key component of the system. Responsibilities: Building advanced cyber security solutions for applications and systems Development of advanced cybersecurity solutions for applications and systems In the future: adaptation and operationalization of solutions Supporting junior team members Participation in internal initiatives and projects Working within a Scrum team Our Requirements: Bachelor’s Degree (completed or in progress) in Computer Science, Programming, Engineering, or a related field 1+ year of hands-on development experience in C++ and/or C Windows application development experience Experience with performance optimization and troubleshooting Database experience Solid OOP knowledge, design patterns, and testing practices Experience with Git, DevOps, and related tools English proficiency (min. B2) Flexibility to work outside business hours (SLA-based) What can we offer: Flexible working hours An interesting, challenging job in the dynamically developing Capital Group company Possibility of remote work Work on innovative projects using modern technologies Direct impact on shaping the image of the Capital Group’s companies on the market Possibility to develop competences in a wide range Attractive salary Stability of employment and a friendly work atmosphere Cool benefits, among others Legimi platform, Multisport card, Company Social Fund, Mentor and Psychologist support, Group Insurance, technical trainings and conferences, languages courses, integration meetings, internal company competitions and much more…