Senior Full Stack Engineer

Senior Full Stack Engineer (AI-Native Platform) Miejsce pracy: Warszawa Technologies we use Optional .NET Go Rust Operating system Windows About the project In Cyclad we work with top international IT companies in order to boost their potential in delivering outstanding, cutting-edge technologies that shape the world of the future. Join a high-impact engineering team building an AI-native enterprise platform from the ground up. We're looking for a seasoned Full Stack Engineer with deep backend expertise, cloud-native experience, and a passion for scalable, intelligent systems. Work Setup: 100% Remote work Rate: 210 PLN/net/h VAT (B2B contract) Language: English (B2 Required) Start date: depending on candidate availability Project scope: Core Focus Areas Platform: AI-native enterprise SaaS Stack: Backend-heavy with full stack capabilities Cloud: Google Cloud Platform (GCP) Your responsibilities Key Technologies Backend: Node.js, NestJS Frontend: React, TailwindCSS, Zustand Cloud & Infra: GCP (Cloud Run, BigQuery, GCS), CI/CD pipelines Architecture: Micro-frontends, Module Federation, APIs & middleware Security: OAuth2, SSO, authentication flows AI Integration Large Language Models (LLMs) & Retrieval-Augmented Generation (RAG) Autonomous AI agents & Agent-to-Agent communication SaaS connectors and intelligent data workflows Engineering Strengths Scalable system design and high-performance architecture Reliability, fault tolerance, and observability DevOps mindset with infrastructure strategy and automation Cross-functional collaboration across product, design, and infra Leadership & Culture Mentor and grow engineering talent Foster a strong, ownership-driven engineering culture Partner closely with product teams to shape roadmap and delivery Our requirements Experience: 8 years in software engineering, with relevant experience in the above tech stack Mindset: Builder mentality, high ownership, and a bias for action Impact: Excited to shape the foundation of an AI-native platform that transforms enterprise workflows Optional Experience with Java, .NET, Go, or Rust Mobile or desktop application development Strong UX sensibility and product intuition Proven success in zero-to-one product development This is how we organize our work This is how we work at the client's site you focus on a single project at a time you develop the code "from scratch" you focus on product development you focus on code maintenance agile scrum This is how we work on a project Continuous Deployment Continuous Integration documentation issue tracking tools testing environments Development opportunities we offer development budget mentoring substantive support from technological leaders technical knowledge exchange within the company What we offer Full-time job agreement based on B2B Private medical care with dental care (covering 70% of costs) rehabilitation package. Family package option possible Multisport card (also for an accompanying person) Life insurance Benefits sharing the costs of sports activities private medical care sharing the costs of professional training & courses life insurance remote work opportunities flexible working time dental care no dress code Recruitment stages Technical interview (online) Decision and contract signing Cyclad In Cyclad we work with top international IT companies in order to boost their potential in delivering outstanding, cutting edge technologies that shape the world of the future. Please enclose the following statement in your application:I hereby give consent for my personal data contained in the submitted application documents to be processed by Cyclad sp. z o.o., ul. Chłodna 48/1, 00-872 Warszawa, including my image, in relation to my participation in the recruitment process. I acknowledge that the above consent may be withdrawn at any time. If you are interested in participating in future recruitment processes, please enclose the following statement in your application:I hereby give consent for my personal data contained in the submitted application documents to be processed by Cyclad Sp. z o.o., Cyclad sp. z o.o., ul. Chłodna 48/1, 00-872 Warszawa, including my image, in relation to my participation in future recruitment processes. I acknowledge that the above consent may be withdrawn at any time.The Personal Data Controller is Cyclad Sp. z o.o., ul. Chłodna 48/1, 00-872 Warszawa, e-mail: office@cyclad.pl, contact with the Data Protection Officer is available via e-mail: IOD@cyclad.pl. Personal data collected through job applications (CV) within the scope provided for in labor regulations shall be processed in order to allow performance of the ongoing recruitment pursuant to Art. 6(1)(a) of Regulation (EU) no. 2016/679 of the European Parliament and of the Council of 27 April 2016 on the protection of individuals with regard to the processing of personal data and on the free movement of such data, and repealing Directive 95/46/EC (further referred to as GDPR). In case of giving consent to processing of data for future recruitment processes – personal data shall be processed under theconsent, pursuant to Art. 6(1)(a) of the GDPR. If the Application form contains data referred to in Art. 9(1) of the GDPR, it shall be necessary to have the candidates consent for the processing of such data (Art. 9(2)(a) of the GDPR). The consent can be revoked at any time. Withdrawal of the consent shall not affectthe lawfulness of the processing that had been performed under the consent prior to its withdrawal. Personal data provided by the candidate related to:- participation in a selected recruitment process will be stored until the recruitment process is completed for a given position,- participation in future recruitment processes will be stored until the candidate's consent to the processing of their data for this purpose is withdrawn, no longer, however, than for 5 years since the last update of the candidate's data.Personal data may be disclosed to employees or associates of the Company, entities providing support to the Company on the basis of outsourced services or in accordance with data processing agreements, to entities authorized under the law, as well as to entities collaborating with the Company within the scope of job placement, in order to conduct recruitment processes. After the employee's consent, personal data may also be disclosed to a potential employer for whom the recruitment process is being conducted.Submission of the candidate's personal data within the scope under Art. 221 of the Labor Code is obligatory for participation in the recruitment process. Submission of other data by the candidate is voluntary. No submission of personal data within the required scope or objection to the processing ofsuch data shall result in lack of possibility to include the Application in the recruitment processes conducted by the Company.The candidate has the right to access and rectify the contents of their data, remove such data, limit its processing, transfer such data, submit objection to the processing and revoke the consent at any time, without affecting the lawfulness of the processing conducted under such consent before it waswithdrawn. The candidate also has the right to file a complaint with the President of the Office for Personal Data Protection when they consider the processing of their personal data to be a violation of the provisions of the GDPR.