Full Stack Developer

🏢 Summary: Senior Full Stack Developer role focused on designing, building, and supporting high-performance web applications using React and Java. The position involves end-to-end ownership of features, architectural decision-making, and working within Agile and DevOps environments. The role also includes maintaining reliable, scalable systems in the FX and banking domain. 🗂️ Requirements: Extensive experience in full stack development, Strong expertise in Java, Strong expertise in React, Strong knowledge of HTML, Experience in Agile environments, Experience in DevOps-oriented environments, Experience designing and supporting high-performance web applications, Ability to make architectural decisions, Experience with CI/CD pipelines 📃 Skills: Java, React, HTML, Agile, DevOps, CI/CD, Microservices, PostgreSQL, Linux 🏢 Description: Senior Full Stack Developer We’re looking for a Senior Full Stack Developer to join our team and help shape the next generation of our products. Reporting to the Development Manager, you’ll take real ownership of features and systems, working hands-on across the entire development lifecycle — from early design decisions to production support. This is a hybrid role, with work from our Kraków office 1–2 days per week. What you’ll be doing: Leading the design, development, and evolution of high-performance web applications using React, Java, and HTML. Owning features end-to-end, from requirements and technical design through delivery and production support. Partnering closely with product owners and engineers to define solutions that balance business needs with long-term technical health. Applying deep domain knowledge in FX and banking to build scalable, business-critical functionality. Driving best practices in Agile delivery, DevOps, and CI/CD pipelines. Tackling complex technical challenges and making sound architectural decisions. Supporting and improving live services with a strong focus on reliability, performance, and quality. Actively contributing to sprint planning, code reviews, and technical discussions — and raising the bar for the team. What we’re looking for: Extensive experience as a Full Stack Developer with strong expertise in Java, React and HTML. A solid software engineering background and an engineering-led approach to problem solving. Proven experience working in Agile teams and DevOps-oriented environments. Ability to work independently, make technical decisions, and take full ownership of the systems you build. Excellent communication skills and the confidence to collaborate with both technical and non-technical stakeholders. A proactive mindset — you spot problems early and drive improvements without being asked. Nice to have: Experience with financial platforms or trading systems. Hands-on exposure to microservices architecture, PostgreSQL, and Linux environments. Previous experience mentoring other engineers or influencing technical direction. Why apply for an Antal job offer? When your application is successful, you will be supported by a dedicated Consultant who will stay in regular contact with you (via email or phone), help you prepare for interviews with your future employer, and ensure a smooth and professional recruitment process. About Antal Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, we employ around 150 professionals who deliver a full range of services – from specialist and executive recruitment, employee outsourcing and HR consulting, to employer branding and market research. Our division-based structure combines deep industry expertise with functional specialisation, enabling us to provide tailored solutions for companies in every sector. We act as a trusted partner for both employers and candidates, sharing our knowledge and guiding them through every stage of the talent journey. We connect exceptional people with the right opportunities and help organisations build successful teams.

🏢 Summary: Senior Full Stack Developer role in an international agile team delivering digital solutions for used assets remarketing. The position involves designing, developing, and maintaining scalable and secure backend and frontend applications while contributing to technical decisions and code quality. The role also includes collaboration in a cross-functional environment and mentoring junior developers. 🗂️ Requirements: 5+ years of full stack development experience, Proficiency in Java, JavaScript, and Python, Experience with Spring Boot and Angular, Hands-on experience with REST and SOAP APIs, Experience with Oracle and MongoDB databases, Knowledge of messaging systems such as Kafka or ActiveMQ, Experience with CI/CD tools and build automation, Proficiency with Docker and Kubernetes, Experience working in Agile environments, Fluent English 📃 Skills: Java, JavaScript, Python, SpringBoot, Angular, Oracle, MongoDB, Elasticsearch, SOLR, REST, SOAP, Kafka, ActiveMQ, Maven, Jenkins, GitLabCI, Git, Docker, Kubernetes, Tomcat, Nginx, IntelliJ, Eclipse, VSCode, Jira, Confluence 🏢 Description: Senior Full Stack Developer Location: Warsaw (hybrid 50/50) Experience: 5+ years Language: English (required) Role Overview We are looking for a Senior Full Stack Developer to join an international agile team delivering digital solutions supporting used assets remarketing. The role involves designing, developing, and maintaining scalable and secure applications, working closely with product owners, designers, and other engineers in a cross-functional setup. You will contribute to both backend and frontend development, participate in technical decision-making, review code, and support continuous improvement of existing systems. Responsibilities Design and develop backend services and APIs Build and maintain frontend applications Improve and refactor existing solutions Participate in code reviews and agile ceremonies Collaborate with cross-functional teams Support technical documentation and application maintenance Mentor junior developers when needed Required Tech Stack Languages: Java, JavaScript, Python Frameworks: Spring Boot, Angular Databases: Oracle, MongoDB, Elasticsearch / SOLR APIs: REST, SOAP Messaging: Kafka, ActiveMQ CI/CD & Build: Maven, Jenkins, GitLab CI Version Control: Git Containers & Cloud: Docker, Kubernetes Servers & Tools: Tomcat, Nginx IDEs: IntelliJ IDEA, Eclipse, VS Code Agile & DevOps tools: Jira, Confluence Why apply for an Antal job offer? When your application is successful, you will be supported by a dedicated Consultant who will stay in regular contact with you (via email or phone), help you prepare for interviews with your future employer, and ensure a smooth and professional recruitment process. About Antal Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, we employ around 150 professionals who deliver a full range of services – from specialist and executive recruitment, employee outsourcing and HR consulting, to employer branding and market research. Our division-based structure combines deep industry expertise with functional specialisation, enabling us to provide tailored solutions for companies in every sector. We act as a trusted partner for both employers and candidates, sharing our knowledge and guiding them through every stage of the talent journey. We connect exceptional people with the right opportunities and help organisations build successful teams.

🏢 Summary: Opportunity for a Senior Full Stack Engineer to design and develop scalable .NET and React-based applications supporting DevOps analytics products. The role involves leading UI enhancements, contributing to architecture decisions, and building secure backend services within a CI/CD-driven environment. Position requires hybrid work with regular presence in the Kraków office. 🗂️ Requirements: Minimum 7 years experience in .NET development, Strong experience with C# and Web API, Hands-on experience with React, Experience building scalable and secure backend services, Strong SQL Server and advanced T-SQL skills, Experience with CI/CD and DevOps practices, Understanding of SDLC, Knowledge of HTML5 and CSS, Experience in responsive UI development 📃 Skills: .NET, C#, WebAPI, React, SQL, T-SQL, SQLServer, CI/CD, DevOps, HTML5, CSS, SDLC 🏢 Description: Senior Full Stack Engineer (.NET + React) B2B | 6 days per month from Kraków office We have a unique opportunity for you to join  team, which delivers metrics and analytical products that drive DevOps transformation across the bank. We provide key performance measures for engineering teams worldwide, along with critical insights that leadership relies on to shape and execute strategic initiatives. As we continue to evolve, we are looking for a Senior Full Stack Engineer (.NET + React) to join us in the next stage of our journey. 🚀 Responsibilities Participate in software architecture design Lead UI changes and improvements to enhance UX and application stability Implement solutions following best design patterns Analyze requirements to fully understand solutions and recommend improvements Create clear and comprehensive technical documentation Develop prototypes to validate concepts and designs Manage changes across the Service Management lifecycle Actively contribute to automation and continuous improvement of Service Management processes Provide high-quality customer support by resolving issues promptly Communicate effectively with stakeholders to understand needs and deliver solutions 🛠 Requirements Minimum 7 years of professional experience in .NET application development, including frontend (preferably React) Strong expertise in C# and Web API development Proven ability to build scalable, secure, and efficient backend services Hands-on experience with React , building dynamic and high-performance web applications Strong database design skills and experience with SQL Server (advanced T-SQL, optimization, performance tuning) Experience with DevOps practices (CI/CD) Solid understanding of the Software Development Life Cycle (SDLC) Good knowledge of HTML5, CSS , and responsive UI development Excellent problem-solving skills and attention to detail 🌍 What we offer Opportunity to influence DevOps transformation in a global organization Work with large-scale data and analytics solutions Collaboration with international teams Ability to shape architecture and engineering standards Why apply for an Antal job offer? When your application is successful, you will be supported by a dedicated Consultant who will stay in regular contact with you (via email or phone), help you prepare for interviews with your future employer, and ensure a smooth and professional recruitment process. About Antal Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, we employ around 150 professionals who deliver a full range of services – from specialist and executive recruitment, employee outsourcing and HR consulting, to employer branding and market research. Our division-based structure combines deep industry expertise with functional specialisation, enabling us to provide tailored solutions for companies in every sector. We act as a trusted partner for both employers and candidates, sharing our knowledge and guiding them through every stage of the talent journey. We connect exceptional people with the right opportunities and help organisations build successful teams.

🏢 Summary: Senior Full Stack Engineer role focused on building and evolving analytics and metrics platforms supporting DevOps transformation. The position involves designing architecture, developing scalable backend services in .NET, and delivering high-performance React-based UIs. The engineer will contribute to CI/CD practices, service management improvements, and technical documentation in a global environment. 🗂️ Requirements: Minimum 7 years of experience in .NET development, Strong expertise in C#, Experience with Web API development, Hands-on experience with React, Ability to build scalable and secure backend services, Strong SQL Server and database design skills, Advanced T-SQL knowledge, Experience with CI/CD practices, Understanding of SDLC, Knowledge of HTML5 and CSS, Experience with responsive UI development 📃 Skills: .NET, C#, WebAPI, React, SQL, SQLServer, T-SQL, CI/CD, HTML5, CSS, SDLC, DevOps 🏢 Description: Senior Full Stack Engineer (.NET + React) B2B | 6 days per month from Kraków office We have a unique opportunity for you to join  team, which delivers metrics and analytical products that drive DevOps transformation across the bank. We provide key performance measures for engineering teams worldwide, along with critical insights that leadership relies on to shape and execute strategic initiatives. As we continue to evolve, we are looking for a Senior Full Stack Engineer (.NET + React) to join us in the next stage of our journey. 🚀 Responsibilities Participate in software architecture design Lead UI changes and improvements to enhance UX and application stability Implement solutions following best design patterns Analyze requirements to fully understand solutions and recommend improvements Create clear and comprehensive technical documentation Develop prototypes to validate concepts and designs Manage changes across the Service Management lifecycle Actively contribute to automation and continuous improvement of Service Management processes Provide high-quality customer support by resolving issues promptly Communicate effectively with stakeholders to understand needs and deliver solutions 🛠 Requirements Minimum 7 years of professional experience in .NET application development, including frontend (preferably React) Strong expertise in C# and Web API development Proven ability to build scalable, secure, and efficient backend services Hands-on experience with React , building dynamic and high-performance web applications Strong database design skills and experience with SQL Server (advanced T-SQL, optimization, performance tuning) Experience with DevOps practices (CI/CD) Solid understanding of the Software Development Life Cycle (SDLC) Good knowledge of HTML5, CSS , and responsive UI development Excellent problem-solving skills and attention to detail 🌍 What we offer Opportunity to influence DevOps transformation in a global organization Work with large-scale data and analytics solutions Collaboration with international teams Ability to shape architecture and engineering standards Why apply for an Antal job offer? When your application is successful, you will be supported by a dedicated Consultant who will stay in regular contact with you (via email or phone), help you prepare for interviews with your future employer, and ensure a smooth and professional recruitment process. About Antal Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, we employ around 150 professionals who deliver a full range of services – from specialist and executive recruitment, employee outsourcing and HR consulting, to employer branding and market research. Our division-based structure combines deep industry expertise with functional specialisation, enabling us to provide tailored solutions for companies in every sector. We act as a trusted partner for both employers and candidates, sharing our knowledge and guiding them through every stage of the talent journey. We connect exceptional people with the right opportunities and help organisations build successful teams.

🏢 Summary: Senior Full Stack Engineer role focused on building and scaling a global cloud-based platform using Node.js and TypeScript. The position involves designing scalable microservices, event-driven systems, and modern React/Next.js applications handling large volumes of real-time data. The engineer will contribute to architecture, API design, and system reliability across distributed systems. 🗂️ Requirements: 5+ years of software engineering experience, Strong expertise in Node.js, Strong expertise in TypeScript, Experience with event-driven architectures, Advanced knowledge of asynchronous programming, Experience designing and maintaining complex APIs, Strong experience with React and Next.js, Hands-on experience with automated testing frameworks, Experience with SQL and/or NoSQL databases, Familiarity with Elasticsearch or OpenSearch 📃 Skills: Node.js, TypeScript, React, Next.js, Kafka, RabbitMQ, SQL, NoSQL, Elasticsearch, OpenSearch, Jest, Vitest, Playwright, Microservices, APIs, EventDriven, Asynchronous, Testing, Architecture 🏢 Description: Senior Full Stack Engineer (Node.js & TypeScript) About the Role We are looking for a Senior Full Stack Engineer to join a team building and scaling a global cloud-based platform. In this role, you will work on both backend services and modern web applications, helping to design highly scalable systems that process large volumes of real-time data while delivering seamless user experiences. Responsibilities System Architecture Design and develop scalable microservices using Node.js and TypeScript. Ensure high availability, reliability, and low latency across distributed systems. Contribute to architectural decisions and long-term platform scalability. Backend Development & Event-Driven Systems Build and optimize event-driven and asynchronous workflows. Work with messaging technologies such as Kafka or RabbitMQ. Design solutions capable of handling large-scale real-time data processing. API Design Own the design and evolution of APIs. Create high-performance, type-safe interfaces connecting multiple services and applications. Promote best practices around API versioning and contract-driven development. Frontend Development Develop modern web applications using React and Next.js. Focus on performance, maintainability, and excellent user experience. Implement efficient state management solutions and responsive interfaces. Quality & Reliability Design and maintain comprehensive testing strategies, including Unit, Integration, and End-to-End testing. Work with tools such as Jest, Vitest, and Playwright. Contribute to a culture focused on code quality and system reliability. Requirements 5+ years of experience in software engineering. Strong expertise in Node.js and TypeScript. Experience designing and implementing event-driven architectures. Advanced knowledge of asynchronous programming patterns. Proven experience designing and maintaining complex APIs. Strong frontend development skills with React and Next.js. Hands-on experience with automated testing frameworks. Experience with SQL and/or NoSQL databases. Familiarity with search technologies such as Elasticsearch or OpenSearch. Professional-level English communication skills. Ability to collaborate across teams and support technical decision-making. Nice to Have Interest or experience in AI-related projects. Knowledge of vector databases. Experience building services in Python. What’s Offered Opportunity to work on large-scale, modern cloud solutions. Influence on architecture and technical direction. Collaborative engineering culture with knowledge-sharing initiatives. Stable employment in an international environment. Flexible working hours and hybrid work model. Comprehensive benefits package, including private healthcare, sports card, insurance options, and additional employee perks. Why apply for an Antal job offer? When your application is successful, you will be supported by a dedicated Consultant who will stay in regular contact with you (via email or phone), help you prepare for interviews with your future employer, and ensure a smooth and professional recruitment process. About Antal Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, we employ around 150 professionals who deliver a full range of services – from specialist and executive recruitment, employee outsourcing and HR consulting, to employer branding and market research. Our division-based structure combines deep industry expertise with functional specialisation, enabling us to provide tailored solutions for companies in every sector. We act as a trusted partner for both employers and candidates, sharing our knowledge and guiding them through every stage of the talent journey. We connect exceptional people with the right opportunities and help organisations build successful teams. Discover our latest job openings: https://en.antal.pl/candidates Follow us on LinkedIn: https://www.linkedin.com/company/antalpoland

🏢 Summary: Senior Java Full Stack Developer role focused on developing and supporting a global platform within a distributed engineering environment. The position combines backend and frontend development with DevOps and production support responsibilities. It involves ownership of application enhancements, incident resolution, and end‑to‑end service stability. 🗂️ Requirements: Strong experience with Java 21, Strong experience with Spring Boot 3.x, Experience with microservices architecture, Experience with REST APIs and JSON, Frontend development experience with React JS, Knowledge of PostgreSQL, Experience with messaging systems (MQ or Solace), Working knowledge of Kubernetes, Working knowledge of Redis, Understanding of application security principles, Experience with observability tools, Experience with DevOps tools, Ability to work in DevOps model across development and support, Experience in production support and incident resolution 📃 Skills: Java, Spring, Microservices, REST, JSON, React, PostgreSQL, MQ, Solace, Kubernetes, Redis, Grafana, Splunk, Logstash, Prometheus, OpenTelemetry, Zipkin, Jenkins, Ansible 🏢 Description: Senior Java Full Stack Developer 📍 Location: Kraków, Poland (hybrid: 2 days in the office , 3 days remote) 📄 B2B Contract: 190 – 230 PLN / hour We are looking for a Senior Java Full Stack Developer to join the Global HMS engineering team within Markets & Securities Services IT. In this role, you will contribute to the development and support of a key global platform, working closely with business stakeholders and distributed engineering teams. You will take ownership of application enhancements, production stability, and end‑to‑end support activities, ensuring high service quality and timely delivery. This position is ideal for someone who enjoys combining hands‑on development with operational responsibility, thrives in a global environment, and is comfortable working across backend, frontend, DevOps, and support streams. Key Responsibilities: Deliver application enhancements and provide day‑to‑day support within a global engineering setup. Collaborate with business stakeholders to plan and execute deliveries, ensuring milestones are met. Lead and resolve critical production incidents, driving fixes through to completion. Own end‑to‑end production support: handling tickets, queries, and operational requests. Diagnose and resolve application issues to maintain performance, reliability, and usability. Create and maintain technical documentation, best‑practice guidelines, and process artefacts. Act as an SME for service functionality, constraints, and operational considerations. Identify and escalate risks, issues, and dependencies during agile delivery. Continuously develop skills through training, certifications, and hands‑on learning. Requirements: Strong experience with Java 21 , Spring Boot 3.x , microservices , REST APIs , JSON . Frontend experience with React JS . Solid understanding of PostgreSQL and messaging technologies ( MQ/Solace ). Working knowledge of Kubernetes , Redis , and application security principles. Exposure to observability and DevOps tooling: Grafana , Splunk , Logstash , Prometheus , OpenTelemetry , Zipkin , Jenkins , Ansible . Strong communication skills and ability to collaborate across distributed teams. High responsiveness and ownership mindset, especially in production support contexts. Ability to produce clear, concise documentation and technical deliverables. Comfortable working in a DevOps model, contributing across analysis, testing, and support. Nice to Have: Basic Python , Activiti (workflow engine), JMock/Mockito , shell scripting. Experience with Selenium or Serenity . Background in workflow‑based applications. What We Offer: Long‑term cooperation in a global engineering environment. Real influence on service quality, operational stability, and delivery processes. Work in a multicultural, distributed team. Private medical care (LuxMed) and Multisport card. Hybrid model: 2 days per week in the Kraków office . Why apply for an Antal job offer? When your application is successful, you will be supported by a dedicated Consultant who will stay in regular contact with you (via email or phone), help you prepare for interviews with your future employer, and ensure a smooth and professional recruitment process. About Antal Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, we employ around 150 professionals who deliver a full range of services – from specialist and executive recruitment, employee outsourcing and HR consulting, to employer branding and market research. Our division-based structure combines deep industry expertise with functional specialisation, enabling us to provide tailored solutions for companies in every sector. We act as a trusted partner for both employers and candidates, sharing our knowledge and guiding them through every stage of the talent journey. We connect exceptional people with the right opportunities and help organisations build successful teams.

🏢 Summary: Senior Full-Stack Developer role focused on designing, developing and maintaining distributed systems in a financial sector environment using .NET and web technologies. The position involves architectural impact, asynchronous communication, and frontend development within a Scrum team. The developer will contribute to technical standards and support CI/CD and cloud-based solutions. 🗂️ Requirements: Higher education in Computer Science or technical field, Minimum 6 years commercial experience in C# with .NET Core or ASP.NET, Strong knowledge of relational databases and SQL, Experience in designing and building distributed systems, Experience with asynchronous communication (RabbitMQ or Azure Service Bus), Experience in web frontend development (JavaScript, TypeScript, HTML, CSS), Proficiency with Git and GitHub, English proficiency for technical documentation and vendor communication 📃 Skills: C#, .NET, ASP.NET, SQL, RabbitMQ, Azure, JavaScript, TypeScript, HTML, CSS, Git, GitHub, NHibernate, EntityFramework, MassTransit, NServiceBus, React, CI/CD, Docker, Kubernetes, Helm 🏢 Description: Senior Full-Stack Developer (.NET + Web) Szukamy doświadczonego Senior Full-Stack Developera , który chce mieć realny wpływ na architekturę, rozwiązania i kierunek rozwoju systemów wspierających kluczowe procesy biznesowe w organizacji z sektora finansowego. Jeśli cenisz dobry kod, przemyślane decyzje techniczne i współpracę z dojrzałym zespołem – ta rola może być dla Ciebie. Zakres obowiązków Rozwój i utrzymanie kluczowych systemów wykorzystywanych w całej organizacji Projektowanie i implementacja rozwiązań w oparciu o architekturę rozproszoną Praca w zespole Scrumowym: planowanie, estymacje, proponowanie rozwiązań, demo, iteracyjne usprawnianie produktów Współtworzenie standardów technicznych i dobrych praktyk (nie tylko kodowanie) Dzielenie się wiedzą i mentoring mniej doświadczonych developerów Wymagania Wykształcenie wyższe informatyczne lub techniczne Minimum 6 lat komercyjnego doświadczenia w tworzeniu aplikacji w C# (.NET Core / ASP.NET) Bardzo dobra znajomość relacyjnych baz danych i SQL Doświadczenie w projektowaniu i budowie systemów rozproszonych Praktyka w implementacji komunikacji asynchronicznej (np. RabbitMQ, Azure Service Bus) Doświadczenie w tworzeniu frontendów aplikacji webowych (JavaScript / TypeScript / HTML / CSS) Swoboda w pracy z Git / GitHub Umiejętność samodzielnego i kreatywnego rozwiązywania problemów Znajomość języka angielskiego pozwalająca na pracę z dokumentacją i kontakt z dostawcami Mile widziane Doświadczenie z ORM (NHibernate, Entity Framework / EF Core) Znajomość narzędzi do obsługi szyn komunikatów (MassTransit, NServiceBus) Praca z React Pisanie testów automatycznych (unit, integration, e2e – także UI) Doświadczenie z CI/CD i automatyzacją buildów Praca w Microsoft Azure Doświadczenie z Dockerem i Kubernetes (w tym Helm) Oferujemy Stabilną, długofalową współpracę przy realnych, biznesowo istotnych systemach Pracę w dojrzałym Agile – nastawionym na ciągłe doskonalenie i empiryczne podejście do rozwoju produktów Współpracę z doświadczonymi specjalistami i realny wpływ na decyzje technologiczne Model pracy hybrydowej (minimum 1 spotkanie w biurze co 2 tygodnie) Współpraca w oparciu o kontrakt B2B Co zyskasz dzięki aplikacji na ofertę Antal? Gdy Twoja aplikacja zostanie rozpatrzona pozytywnie (zostaniesz zaproszony/a do procesu), otrzymasz wsparcie Konsultanta/Konsultantki, który/a utrzyma z Tobą stały kontakt (mailowo lub telefonicznie), pomoże Ci przygotować się do rozmowy rekrutacyjnej z przyszłym pracodawcą oraz zatroszczy się o jakość procesu rekrutacyjnego, w którym aktualnie bierzesz udział. Kim jesteśmy? Jesteśmy liderem rekrutacji specjalistów i menedżerów oraz doradztwa w obszarze HR. Marka obecna jest w 35 krajach, w Polsce działa od 1996 roku. Przez ten czas zbudowaliśmy wiele karier kandydatów, dzięki elastycznemu i kompleksowemu podejściu do wszystkich rekrutacji. Antal tworzy ponad 130 profesjonalnych konsultantów ds. rekrutacji, którzy są oni nie tylko skutecznymi rekruterami, ale także wykwalifikowanymi doradcami, specjalizującymi się zarówno w zakresie wybranego sektora, jak i stanowiska.

🏢 Summary: Senior Full-Stack Developer role focused on designing, developing, and maintaining distributed systems in a financial environment using .NET and web technologies. The position involves architectural decision-making, building asynchronous communication solutions, and contributing to technical standards within a Scrum team. The role combines backend development in C#/.NET with frontend web development responsibilities. 🗂️ Requirements: Higher education in Computer Science or technical field, Minimum 6 years of commercial experience in C# development, Strong experience with .NET Core and ASP.NET, Very good knowledge of relational databases, Strong knowledge of SQL, Experience in designing and building distributed systems, Experience with asynchronous communication (RabbitMQ or Azure Service Bus), Experience in frontend web development (JavaScript, TypeScript, HTML, CSS), Proficiency with Git and GitHub, English proficiency for technical documentation and vendor communication 📃 Skills: C#, .NET, .NETCore, ASP.NET, SQL, RabbitMQ, AzureServiceBus, JavaScript, TypeScript, HTML, CSS, Git, GitHub 🏢 Description: Senior Full-Stack Developer (.NET + Web) Szukamy doświadczonego Senior Full-Stack Developera , który chce mieć realny wpływ na architekturę, rozwiązania i kierunek rozwoju systemów wspierających kluczowe procesy biznesowe w organizacji z sektora finansowego. Jeśli cenisz dobry kod, przemyślane decyzje techniczne i współpracę z dojrzałym zespołem – ta rola może być dla Ciebie. Zakres obowiązków Rozwój i utrzymanie kluczowych systemów wykorzystywanych w całej organizacji Projektowanie i implementacja rozwiązań w oparciu o architekturę rozproszoną Praca w zespole Scrumowym: planowanie, estymacje, proponowanie rozwiązań, demo, iteracyjne usprawnianie produktów Współtworzenie standardów technicznych i dobrych praktyk (nie tylko kodowanie) Dzielenie się wiedzą i mentoring mniej doświadczonych developerów Wymagania Wykształcenie wyższe informatyczne lub techniczne Minimum 6 lat komercyjnego doświadczenia w tworzeniu aplikacji w C# (.NET Core / ASP.NET) Bardzo dobra znajomość relacyjnych baz danych i SQL Doświadczenie w projektowaniu i budowie systemów rozproszonych Praktyka w implementacji komunikacji asynchronicznej (np. RabbitMQ, Azure Service Bus) Doświadczenie w tworzeniu frontendów aplikacji webowych (JavaScript / TypeScript / HTML / CSS) Swoboda w pracy z Git / GitHub Umiejętność samodzielnego i kreatywnego rozwiązywania problemów Znajomość języka angielskiego pozwalająca na pracę z dokumentacją i kontakt z dostawcami Mile widziane Doświadczenie z ORM (NHibernate, Entity Framework / EF Core) Znajomość narzędzi do obsługi szyn komunikatów (MassTransit, NServiceBus) Praca z React Pisanie testów automatycznych (unit, integration, e2e – także UI) Doświadczenie z CI/CD i automatyzacją buildów Praca w Microsoft Azure Doświadczenie z Dockerem i Kubernetes (w tym Helm) Oferujemy Stabilną, długofalową współpracę przy realnych, biznesowo istotnych systemach Pracę w dojrzałym Agile – nastawionym na ciągłe doskonalenie i empiryczne podejście do rozwoju produktów Współpracę z doświadczonymi specjalistami i realny wpływ na decyzje technologiczne Model pracy hybrydowej (minimum 1 spotkanie w biurze co 2 tygodnie) Współpraca w oparciu o kontrakt B2B Co zyskasz dzięki aplikacji na ofertę Antal? Gdy Twoja aplikacja zostanie rozpatrzona pozytywnie (zostaniesz zaproszony/a do procesu), otrzymasz wsparcie Konsultanta/Konsultantki, który/a utrzyma z Tobą stały kontakt (mailowo lub telefonicznie), pomoże Ci przygotować się do rozmowy rekrutacyjnej z przyszłym pracodawcą oraz zatroszczy się o jakość procesu rekrutacyjnego, w którym aktualnie bierzesz udział. Kim jesteśmy? Jesteśmy liderem rekrutacji specjalistów i menedżerów oraz doradztwa w obszarze HR. Marka obecna jest w 35 krajach, w Polsce działa od 1996 roku. Przez ten czas zbudowaliśmy wiele karier kandydatów, dzięki elastycznemu i kompleksowemu podejściu do wszystkich rekrutacji. Antal tworzy ponad 130 profesjonalnych konsultantów ds. rekrutacji, którzy są oni nie tylko skutecznymi rekruterami, ale także wykwalifikowanymi doradcami, specjalizującymi się zarówno w zakresie wybranego sektora, jak i stanowiska.

🏢 Summary: Senior Full Stack Developer role involving end-to-end participation in the software development lifecycle, including requirements analysis, implementation, testing, and production support. The position focuses on designing and delivering new features while maintaining existing applications and managing technical debt within a collaborative team environment. Hybrid work model based in Kraków. 🗂️ Requirements: Very good knowledge of Java, Experience with databases and SQL, Practical knowledge of Git, Practical knowledge of Unix systems, Understanding of HTTP API and REST, Ability to analyze business requirements and implement solutions 📃 Skills: Java, SQL, Git, Unix, REST, HTTP, Databases 🏢 Description: Poszukujemy Senior Full Stack Developera. Osoba na tym stanowisku będzie aktywnie uczestniczyć we wszystkich etapach cyklu rozwoju oprogramowania, w tym w analizie wymagań, testowaniu oraz wsparciu systemów produkcyjnych. Lokalizacja: Kraków Tryb pracy: hybrydowy Zakres obowiązków: Praca w zespole liczącym od 4 do 6 osób, z przypisanym Product Ownerem (zespoły zazwyczaj działają w jednej lokalizacji, choć mogą być rozproszone geograficznie) Analiza wymagań biznesowych, dzielenie ich na mniejsze zadania (stories) oraz ich iteracyjne wdrażanie na produkcję Aktywne uczestnictwo w utrzymaniu i wsparciu aplikacji – obowiązuje zasada: „zespół, który tworzy, odpowiada również za wsparcie” Identyfikowanie obszarów długu technologicznego oraz dbanie o właściwą równowagę pomiędzy jego redukcją a rozwojem nowych funkcjonalności Projektowanie rozwiązań dla nowych funkcji zgodnie z obowiązującymi standardami technologicznymi i ograniczeniami Ścisła współpraca z innymi członkami zespołu, w tym programowanie w parach (pair programming) Wymagania: Otwartość na naukę i pracę z wieloma językami programowania Praktyczna znajomość systemów Unix Zrozumienie baz danych z perspektywy użytkownika/klienta Wiedza z zakresu komunikacji poprzez HTTP API, w szczególności REST Must have: Bardzo dobra znajomość Java Doświadczenie w pracy z bazami danych i SQL Praktyczna znajomość systemu kontroli wersji Git Nice to have / Optional: Znajomość JavaScript oraz React Oferujemy / Benefity: Prywatną opiekę medyczną Kartę Multisport lub dostęp do systemu MyBenefit Ubezpieczenie na życie Co zyskasz dzięki aplikacji na ofertę Antal? Gdy Twoja aplikacja zostanie rozpatrzona pozytywnie (zostaniesz zaproszony/a do procesu), otrzymasz wsparcie Konsultanta/Konsultantki, który/a utrzyma z Tobą stały kontakt (mailowo lub telefonicznie), pomoże Ci przygotować się do rozmowy rekrutacyjnej z przyszłym pracodawcą oraz zatroszczy się o jakość procesu rekrutacyjnego, w którym aktualnie bierzesz udział. Kim jesteśmy? Jesteśmy liderem rekrutacji specjalistów i menedżerów oraz doradztwa w obszarze HR. Marka obecna jest w 35 krajach, w Polsce działa od 1996 roku. Przez ten czas zbudowaliśmy wiele karier kandydatów, dzięki elastycznemu i kompleksowemu podejściu do wszystkich rekrutacji. Antal tworzy ponad 130 profesjonalnych konsultantów ds. rekrutacji, którzy są oni nie tylko skutecznymi rekruterami, ale także wykwalifikowanymi doradcami, specjalizującymi się zarówno w zakresie wybranego sektora, jak i stanowiska. Sprawdź inne aktualne oferty pracy na: https://antal.pl/dla-kandydata Zaobserwuj nasz profil na LinkedIn: https://www.linkedin.com/company/antalpoland

🏢 Summary: Senior Full Stack Developer role focused on end-to-end software development, including requirements analysis, implementation, testing, and production support in a collaborative team. The position involves designing new features, managing technical debt, and maintaining applications under the principle that the development team owns support. Hybrid work model based in Kraków. 🗂️ Requirements: Very good knowledge of Java, Experience with databases and SQL, Practical knowledge of Git, Practical knowledge of Unix systems, Understanding of HTTP API and REST, Ability to analyze business requirements and break them into tasks, Willingness to work with multiple programming languages 📃 Skills: Java, SQL, Git, Unix, REST, HTTP, JavaScript, React, Databases 🏢 Description: Poszukujemy Senior Full Stack Developera. Osoba na tym stanowisku będzie aktywnie uczestniczyć we wszystkich etapach cyklu rozwoju oprogramowania, w tym w analizie wymagań, testowaniu oraz wsparciu systemów produkcyjnych. Lokalizacja: Kraków Tryb pracy: hybrydowy Zakres obowiązków: Praca w zespole liczącym od 4 do 6 osób, z przypisanym Product Ownerem (zespoły zazwyczaj działają w jednej lokalizacji, choć mogą być rozproszone geograficznie) Analiza wymagań biznesowych, dzielenie ich na mniejsze zadania (stories) oraz ich iteracyjne wdrażanie na produkcję Aktywne uczestnictwo w utrzymaniu i wsparciu aplikacji – obowiązuje zasada: „zespół, który tworzy, odpowiada również za wsparcie” Identyfikowanie obszarów długu technologicznego oraz dbanie o właściwą równowagę pomiędzy jego redukcją a rozwojem nowych funkcjonalności Projektowanie rozwiązań dla nowych funkcji zgodnie z obowiązującymi standardami technologicznymi i ograniczeniami Ścisła współpraca z innymi członkami zespołu, w tym programowanie w parach (pair programming) Wymagania: Otwartość na naukę i pracę z wieloma językami programowania Praktyczna znajomość systemów Unix Zrozumienie baz danych z perspektywy użytkownika/klienta Wiedza z zakresu komunikacji poprzez HTTP API, w szczególności REST Must have: Bardzo dobra znajomość Java Doświadczenie w pracy z bazami danych i SQL Praktyczna znajomość systemu kontroli wersji Git Nice to have / Optional: Znajomość JavaScript oraz React Oferujemy / Benefity: Prywatną opiekę medyczną Kartę Multisport lub dostęp do systemu MyBenefit Ubezpieczenie na życie Co zyskasz dzięki aplikacji na ofertę Antal? Gdy Twoja aplikacja zostanie rozpatrzona pozytywnie (zostaniesz zaproszony/a do procesu), otrzymasz wsparcie Konsultanta/Konsultantki, który/a utrzyma z Tobą stały kontakt (mailowo lub telefonicznie), pomoże Ci przygotować się do rozmowy rekrutacyjnej z przyszłym pracodawcą oraz zatroszczy się o jakość procesu rekrutacyjnego, w którym aktualnie bierzesz udział. Kim jesteśmy? Jesteśmy liderem rekrutacji specjalistów i menedżerów oraz doradztwa w obszarze HR. Marka obecna jest w 35 krajach, w Polsce działa od 1996 roku. Przez ten czas zbudowaliśmy wiele karier kandydatów, dzięki elastycznemu i kompleksowemu podejściu do wszystkich rekrutacji. Antal tworzy ponad 130 profesjonalnych konsultantów ds. rekrutacji, którzy są oni nie tylko skutecznymi rekruterami, ale także wykwalifikowanymi doradcami, specjalizującymi się zarówno w zakresie wybranego sektora, jak i stanowiska.