Talent.com
This job offer is not available in your country.
Senior Full Stack (React+ Python / Node.js / Java) Developer

Senior Full Stack (React+ Python / Node.js / Java) Developer

instinctoolsPoland
17 days ago
Job description

Senior Full Stack (React+ Python / Node.js / Java) Developer /

  • elementor - v3.6.5 - 27-04-
  • elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color : #a91;color : #fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color : #a91;border : 3px solid;background-color : transparent}.elementor-widget-text-editor : not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top : 8px}.elementor-widget-text-editor : not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width : 1em;height : 1em}.elementor-widget-text-editor .elementor-drop-cap{float : left;text-align : center;line-height : 1;font-size : 50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display : inline-block}
  • instinctools is a software development company that provides custom software solutions for businesses of all sizes. Our team works closely with clients to understand their specific needs and provide personalized solutions that meet their business requirements.

Our team is looking for a Senior Full Stack (React+Python / Node.js / Java ) developer for one of our clients.

Our customer is one of the TOP-5 global management consulting firms considered to be among the most prestigious ones in the world. Hundreds of customers from Fortune-, including the largest global financial institutions, the world’s top media companies, technology companies and federal government agencies rely on our Client’s proven platform and services.

The project : You will join a dynamic team working on an active development project. The team operates in small, agile groups, collaborating closely to deliver rapid prototypes and full-scale applications. The environment combines the latest open-source technologies with established enterprise solutions to maximize value from day one.

Our expectations of the candidate :

  • Starting from 5 years of experience with a history of hands on development in at  JavaScript / TypeScript , with extensive experience in frameworks like Next.js and React.js.
  • Experience in full-stack development using  Python or Java or Node.js.
  • Familiarity with modern development tools, workflows, and AI -powered code assistants.
  • Solid understanding of modern web development practices, including server-side rendering, server actions.
  • Excellent communication and collaboration skills, with a proactive approach to teamwork.
  • Passion for staying up-to-date with emerging technologies and continuously improving development processes.
  • Capable of applying best coding practices, design patterns, and assessing tradeoffs in complex systems.
  • Experience with relational databases (Postgres, Aurora serverless).
  • English : Upper-Intermediate

    Soft skills :

  • First and foremost : Passionate about technology and excited about the impact of emerging / disruptive technologies.
  • Excellent interpersonal skills.
  • Sound problem-solving skills with the ability to quickly process complex information and present it clearly and simply.
  • Responsibilities and tasks :

    Collaborate within small, agile teams to design, develop, and deliver both rapid prototypes (2–3 weeks) and full-scale applications (2–3 months).

    Participate in all phases of development, from architecture and database design to web and mobile application deployment.

    Work closely with system architects and product managers to configure software packages and build custom solutions.

    Contribute to the continuous improvement of development processes and practices.

    Apply best coding practices, design patterns, and assess tradeoffs in complex systems.

    Stay up-to-date with emerging technologies and integrate them where appropriate.

    We offer :

  • flexible working time;
  • professional and ambitious team;
  • transparent system of professional and career development;
  • learning opportunities, seminars and conferences and time for exploring new technologies;
  • the opportunity to realize your potential outside the projects : we arrange meetups and conferences where our staff can perform, develop professional communities;
  • co-funding for language courses (English).
  • Join us and be part of a team that is changing the world through technology.

    Important Notice Regarding Your Personal Data Security

  • instinctools, we take the security of your personal data very seriously. Please be informed that all official communication, offers, and correspondence from
  • instinctools are conducted only through our verified company resources, including :
  • Official Email Domain :

    Company Website :

    Create a job alert for this search

    Senior Developer React • Poland

    Related jobs
    Senior Full Stack Engineer @ Staffbit

    Senior Full Stack Engineer @ Staffbit

    StaffbitRemote, Poland
    Senior Fullstack Engineer (Node.Zdalnie | B2B | Full-time | Długofalowa współpraca.Praca nie jest związana z tworzeniem gier, lecz dotyczy systemów towarzyszących rozbudowanemu ekosystemowi cyfrowe...Show moreLast updated: 11 days ago
    React Native Developer for Mobile App @ MytrackAI

    React Native Developer for Mobile App @ MytrackAI

    MytrackAIRemote, Poland
    AI instantly tells you whether it fits your goal (weight loss, muscle gain, etc.We use AI to analyze meals in real time, giving users personalized, actionable feedback based on their health goals.W...Show moreLast updated: 30+ days ago
    Remote React Native Developer with basic knowledge about Backend @ Software Partner

    Remote React Native Developer with basic knowledge about Backend @ Software Partner

    Software PartnerRemote, Poland
    Remote | B2B | Mid / Senior | Full‑time.Express, React, MongoDB, REST, TypeScript, optional React Native.Clients come to us when they want faster delivery, fewer bugs, and real value — not just code....Show moreLast updated: 27 days ago
    Senior Full Stack Software Engineer (React + Node.js)

    Senior Full Stack Software Engineer (React + Node.js)

    SoftServePoland
    SoftServe, a global digital consulting company, works with product-driven partners to modernize and maintain critical platforms. Our customer is a platform-centric company that empowers organization...Show moreLast updated: 12 days ago
    Fullstack Developer (Node.js + React) @ Connectis_

    Fullstack Developer (Node.js + React) @ Connectis_

    Connectis_Remote, Poland
    Wspólnie z naszym partnerem poszukujemy eksperta / ki na pozycję .Szwecji – jednego z kluczowych rozwiązań wykorzystywanych do prognozowania i raportowania budżetowego na poziomie grupy.Możliwość ucz...Show moreLast updated: 1 day ago
    Senior Fullstack Engineer @ Square One Resources

    Senior Fullstack Engineer @ Square One Resources

    Square One ResourcesRemote, Poland
    Strong React + TypeScript skills.Familiar with performance, A / B testing, analytics tools.Experience with Shopify is a big plus. Build and own full-stack features (React + Node.Turn Figma designs int...Show moreLast updated: 29 days ago
    Senior Node.js Developer @ ITDS

    Senior Node.js Developer @ ITDS

    ITDSRemote, Poland
    Shape the Future of Digital Advertising as a Senior Node.Krakow / Warsaw-based opportunity with almost fully remote work model (1 day in the office / month). Developer you'll be working for our client, ...Show moreLast updated: 1 day ago
    Senior Fullstack Engineer (Node.js, React)

    Senior Fullstack Engineer (Node.js, React)

    IntivePoland
    Tech company that combines deep industry expertise, user-centric design and world-class software engineering.With a diverse team of +3,000 people and its human-centric approach, intive creates digi...Show moreLast updated: 30+ days ago
    Senior Full-Stack (Python + React) DeveloperPoland, CroatiaSoftware Engineering, React, Python.

    Senior Full-Stack (Python + React) DeveloperPoland, CroatiaSoftware Engineering, React, Python.

    EleksPoland
    ELEKS is looking for a Senior Full-Stack (Python + React) Developer in Poland or Croatia.Our client is US-based and operates in the data analytics space. The project involves taking over an existing...Show moreLast updated: 17 days ago
    Full Stack Dev Freelance Project, potentially Full-Time -AI Wedding Planning Project Management SaaS @ Cora

    Full Stack Dev Freelance Project, potentially Full-Time -AI Wedding Planning Project Management SaaS @ Cora

    CoraRemote, Poland
    With no coding background I used a combination of Replit, Cursor AI and Grok to build a modern, clean, AI-powered wedding planning project management tool for brides. It helps them track all aspects...Show moreLast updated: 14 days ago
    Senior Full Stack Developer @ Link Group

    Senior Full Stack Developer @ Link Group

    Link GroupRemote, Poland
    We’re looking for an experienced.Senior Full Stack Developer (MEAN / MERN).In this position, you’ll work across the full stack — from front-end interfaces to backend services — contributing to featur...Show moreLast updated: 14 days ago
    Senior Fullstack (Node.js + React.js) Developer @ nomtek

    Senior Fullstack (Node.js + React.js) Developer @ nomtek

    nomtekRemote, Poland
    Nomtek is a software development agency dedicated to creating mobile, and XR applications in a short time-to-market setup. Specializing in full-cycle product development, we put business outcomes fi...Show moreLast updated: 15 days ago
    Senior Frontend Developer

    Senior Frontend Developer

    DotlinkersPoland
    Our client has a mission to create the best in the world online education platform for children.With over 50,000 students and 2,000 teachers, they are already one of the most popular language-learn...Show moreLast updated: 17 days ago
    Fullstack Developer (Python + Next.js / React) @ Enzode

    Fullstack Developer (Python + Next.js / React) @ Enzode

    EnzodeRemote, Poland
    Full Stack Developer (Python + Next.Specjalizujemy się w tworzeniu i rozwoju własnych systemów w obszarze .Budujemy produkty cyfrowe, które wspierają procesy sprzedażowe, analityczne i operacyjne n...Show moreLast updated: 28 days ago
    Senior React / Node.js Developer (FinTech Project)

    Senior React / Node.js Developer (FinTech Project)

    Sigma SoftwarePoland
    React / expert AWS / good Testing practices / strong English / strong.We are seeking a highly skilled JavaScript expert with extensive experience in React and Node. The role goes beyond coding, enco...Show moreLast updated: 18 days ago
    Senior Full-Stack Developer (Vue.js+Node.js) @ YozmaTech-Empowering Tech Entrepreneurs

    Senior Full-Stack Developer (Vue.js+Node.js) @ YozmaTech-Empowering Tech Entrepreneurs

    YozmaTech-Empowering Tech EntrepreneursRemote, Poland
    We are a leading Israeli IT company with 15 years of market experience and 8 years in Ukraine.Officially registered in Ukraine, Israel, and Estonia, we employ over 100 professionals worldwide.Speci...Show moreLast updated: 22 days ago
    AI / ML Principal Software Engineer @ Sii Polska

    AI / ML Principal Software Engineer @ Sii Polska

    Sii PolskaRemote, Poland
    Join our client's team in the medical industry as an AI / ML Principal Software Engineer, and help build cutting-edge software solutions powered by machine learning for real-world applications.In thi...Show moreLast updated: 26 days ago
    • New!
    Senior Full Stack Engineer (React+Node.js) @ Adaptiq

    Senior Full Stack Engineer (React+Node.js) @ Adaptiq

    AdaptiqRemote, Poland
    Adaptiq is a technology hub specializing in building, scaling, and supporting R&D teams for high-end, fast-growing product companies in a wide range of industries. Our client is developing an ad...Show moreLast updated: 14 hours ago