Senior Full-Stack Python Engineer at nix | Poland

Join our team at Intellectsoft as a Senior Full Stack Developer! In this role, you will work with an innovative AI-powered platform designed to enhance business decision-making and efficiency. Our platform leverages cutting-edge analytics and machine learning to process extensive datasets, offering actionable insights and forecasts that are invaluable across diverse sectors such as healthcare. By seamlessly integrating with existing infrastructures, we empower teams to make swift, data-driven choices, fostering groundbreaking solutions.

Jobgether is looking for a Senior Full-Stack Engineer with strong experience in Python and React. This position is based in Poland and centers on building solutions that support the company’s mission. Role overview This role involves working closely with other engineers and teams to deliver reliable, high-quality software. The focus is on both backend and frontend development, using Python and React as the primary technologies. Collaboration Expect to work with cross-functional groups, contributing to projects that address user needs. The team values open communication and shared problem-solving to achieve project goals. Requirements Professional experience with Python and React Ability to collaborate with diverse teams Comfortable working on both client-side and server-side code

Join a dynamic team at Quorso as a Full-Stack Developer! Founded in 2016, Quorso is revolutionizing retail management with its innovative SaaS solutions. Our Agile Stores technology transforms vast amounts of retail data into actionable insights for store managers, enhancing operational efficiency and sales performance.As a Full-Stack Developer, you will play a crucial role in expanding our platform's capabilities. You'll be involved in creating data transformation pipelines and enhancing our core application, which includes developing APIs, user interfaces, and the underlying infrastructure for core insights.Your Role:You will collaborate with a talented team of engineers to introduce new functionalities into our platform. This role presents an exciting opportunity to contribute to a system that could evolve into a comprehensive task management tool for users and managers alike.Key Responsibilities:Engage in solving business challenges by designing effective user workflows.Contribute to technical design discussions for project scope.Provide constructive feedback during visual design review sessions.Assist in detailed technical implementation planning.Develop features end-to-end, encompassing both backend and frontend using Ruby on Rails, React, and Redux frameworks, with a balanced focus on both (50/50).Essential Qualifications:Proven experience in proactive problem-solving and technical implementation planning.Background in providing feedback for visual designs and working collaboratively in technical environments.Hands-on experience with Ruby on Rails, React, and Redux is essential.

At Base, our mission is to empower entrepreneurs to conquer the global e-commerce landscape. We provide technology that revolutionizes the way they sell online.Our international team, spanning from Europe to both Americas, delivers an all-in-one system for thousands of sellers. We integrate them with industry leaders such as Amazon, eBay, Shopify, DHL, and FedEx. But we are not just another tech company. We are one of the fastest-growing platforms in the industry, having grown 15-fold in the past three years! We emphasize a culture where real impact and collaboration matter, and our team is at the heart of our innovation.We are currently seeking a Full-Stack Developer to work on the Base Analytics application project, which enables our clients to monitor sales, profitability, and key business metrics.Your role will be crucial in building the frontend application in React that processes large data sets and visualizes them in the form of interactive charts, dashboards, and pivot tables. We are looking for someone who will collaborate on the project with the Lead Frontend Developer, Data Engineers, and DevOps teams operating in the AWS environment (ClickHouse, Lambda, Glue).If you are an experienced React Developer with a solid understanding of the AWS stack and want to make a real impact on product development, this role is for you!

We are seeking a highly skilled and motivated Senior Full Stack Developer proficient in Python 3 and C++. In this role, you will work closely with our engineering and development teams to design, implement, and maintain robust software solutions that meet our clients' needs.Your expertise will help in driving innovation and developing new features while ensuring the performance, quality, and responsiveness of applications.

N-iX stands as a leading global software development firm, established in 2002, boasting a vibrant community of over 2,400 technology experts across more than 40 countries. We specialize in delivering cutting-edge technology solutions encompassing cloud computing, data analytics, artificial intelligence, embedded software, IoT, and other domains, serving prominent industry leaders and Fortune 500 companies. Become a part of our mission to innovate technology that instigates real transformation for businesses and individuals around the globe. Our client, a renowned UK-based financial services and investment banking entity, is pioneering an AI-driven document processing and automation platform utilized across various sectors of the broader banking group. This platform harnesses state-of-the-art cloud and AI technologies to revolutionize outdated workflows, elevate data integrity, and expedite digital decision-making. Position Overview: We are in search of a Tech Lead Full Stack Engineer who possesses robust hands-on engineering proficiency and is adept at leading agile software development teams. The ideal candidate will be responsible for defining and steering the technical strategy of the platform, mentoring engineers in the delivery of scalable and secure systems, and actively participating in architectural decisions and solution design. This position demands a mix of profound technical knowledge and leadership skills, especially in environments utilizing Google Cloud, microservices, APIs, Python, and data-heavy processing. The Tech Lead will collaborate closely with product, architecture, data science, and engineering teams to guarantee superior delivery and alignment with business objectives. Join Our Team & Earn Exciting Bonuses!We are thrilled to offer a Welcome Bonus of $3,000 USD for new hires. Additionally, if you refer a friend who is successfully hired, you will receive a Referral Bonus of $2,000 USD! Key Responsibilities: Articulate and communicate the technical vision, architecture, and engineering roadmap for the team and platform. Guide engineers, perform code reviews, offer architectural guidance, and ensure compliance with engineering standards. Steer the technical delivery lifecycle from design through development to deployment and maintenance. Create scalable, high-performance microservices, UIs, and APIs utilizing modern frameworks and cloud-native design principles. Oversee the integration of AI components (e.g., Google Cloud, Vertex AI, Gemini models, and LLM evaluation frameworks). Encourage test-driven development and promote best practices within the team.

Join our dynamic team at Capital as a Senior Full Stack Engineer, where you will play a crucial role in developing innovative web applications using React and Node.js. You will be responsible for designing and implementing scalable solutions, collaborating with cross-functional teams, and mentoring junior developers. If you are passionate about technology and eager to make an impact, we want to hear from you!

Join aura798 as a Senior Full Stack Engineer and be part of a dynamic team that is shaping the future of technology. In this role, you will be responsible for developing innovative software solutions, improving existing applications, and collaborating with cross-functional teams to deliver high-quality products.The ideal candidate will have a strong background in both front-end and back-end development, a passion for coding, and a commitment to continuous learning. You will work closely with product managers and stakeholders to understand requirements and translate them into technical specifications.

Join our dynamic team as a Senior Full-Stack Developer specializing in AI-assisted development! At Creatunity, we are on a mission to innovate and enhance our applications using cutting-edge technologies. This role offers you the opportunity to leverage AI tools like Cursor IDE to efficiently develop and deploy features across various products. You will take ownership of projects from inception to deployment, working independently with AI pair programming to scale our development efforts.Key ResponsibilitiesDevelop and implement full-stack features utilizing Next.js, React, TypeScript, Prisma, and PostgreSQLUtilize Cursor IDE and AI assistants to streamline the development processDesign and optimize database schemas and queries for performanceIntegrate with third-party APIs including Stripe, Supabase, and various music servicesCreate intuitive admin dashboards and complex user interfacesOversee projects from requirements gathering to final deploymentQualificationsMinimum of 5 years of experience in full-stack developmentProficient in TypeScript, React, Next.js, Node.js, and PostgreSQLDemonstrated experience with Cursor IDE or similar AI coding toolsFamiliarity with Prisma, Supabase Auth, and StripeSelf-motivated, quick to learn, and an exceptional problem-solverExcellent communication and documentation capabilitiesTechnology StackNext.js 14+, React, TypeScript, Prisma, PostgreSQL (Supabase), Stripe, Vercel, Cursor IDEWhat We OfferEngage at the forefront of AI-assisted developmentTake charge of projects and make influential technical decisionsFast-paced, impactful work environmentFully remote work with flexible hoursCompetitive salary and benefitsApplication ProcessPlease submit your resume, GitHub profile, and examples of your work in AI-assisted development. Don’t forget to include a brief overview of your experience with tools like Cursor!

Creatunity LLC is on the lookout for a talented and experienced technical leader to oversee our team of senior full-stack developers. This pivotal role requires a strong background in full-stack engineering alongside a proven capacity for leadership in developing and launching innovative IT products and applications. The ideal candidate has a history of writing production-quality code, managing delivery processes, mentoring developers, and successfully deploying intricate solutions powered by AI-assisted development tools. Contract Type: Independent Contractor AgreementWhat You'll Do Lead a skilled team of senior full-stack developers while coordinating technical execution across various projects. Develop scalable full-stack features utilizing Next.js, React, TypeScript, Prisma, and PostgreSQL. Employ Cursor IDE and AI coding assistants to enhance development workflows and boost productivity. Architect systems, design database schemas, and fine-tune performance-critical queries. Integrate and manage third-party APIs (e.g., Stripe, Supabase, music platforms, SaaS services). Create advanced admin dashboards, internal tools, and intricate user interfaces. Manage projects from inception to completion — from gathering requirements and system architecture to deployment and optimization. Set best practices for code quality, testing, documentation, and deployment pipelines. Mentor developers, conduct code reviews, and foster engineering excellence throughout the team.

Join our dynamic team at HOS247 LLC as a Senior Full-Stack Developer in a fully remote capacity. We are on the lookout for talented developers who are eager to enhance and innovate our existing suite of products. In this role, you will work closely with our Chief Technology Officer, collaborating on developing and refining solutions that drive our business forward.The ideal candidate will possess a robust background in full-stack development, with a minimum of three years of hands-on experience in Angular 2+ and Node.js.

Join our dynamic team as a Full-stack Developer, where you will play a pivotal role in integrating the Charge app within the electric vehicle ecosystem for a prestigious German automotive manufacturer. This project focuses on ensuring seamless communication between various Charge Point Operators (CPOs) and end-users, emphasizing real-time synchronization of charging station data (availability, power). Your efforts will contribute to a smooth user experience, from locating a charger to invoicing.

SoftwareMind is hiring a Senior Full-Stack Software Engineer for a 6-month contract in Kraków. This position centers on building and maintaining applications with React, Next.JS, and Node.JS. Role overview This role involves hands-on development of scalable software solutions. Collaboration with other experienced engineers and professionals is a key part of the work. The focus is on delivering software that aligns with client needs and quality expectations. What you will do Design, develop, and maintain applications using React, Next.JS, and Node.JS Collaborate with a skilled team throughout the project lifecycle Ensure software meets client requirements and quality standards Location This contract is based in Kraków.

Mission Statement: Kontakt.io is revolutionizing the landscape of care operations.Our mission is to minimize waste, reduce costs, and boost revenue by enhancing throughput, asset utilization, and staff productivity. Leveraging cutting-edge AI, Real-Time Location Systems (RTLS), and Electronic Health Records (EHR) data, our platform empowers self-learning agents to automate workflows, respond dynamically, and orchestrate comprehensive care delivery operations.Designed for effortless deployment and scalability, our solution provides a transparent view of spaces, equipment, and personnel, effectively removing inefficiencies and elevating the patient experience. With a remarkable 10X return on investment and over 20 successful use cases, Kontakt.io stands as the preferred platform for efficient and swift care delivery operations.To excel in this role, you must possess a strong passion for developing high-performance, dependable applications. You should have an intrinsic drive to innovate and explore the best tools for tackling scalability challenges.Our Technology Stack:- Backend: Kotlin, Java 15+, Spring Boot, Spring Data, Kafka, MongoDB, PostgreSQL, Docker, Kubernetes, Python, AWS- Frontend: Angular 12, TypeScript, Leaflet.js, PrimeNG, Vue.js, ES6, Nginx deployment, Figma designsWe seek an individual capable of working autonomously, approaching problems from a product-oriented perspective, proposing effective solutions, and executing them proficiently.

Role Overview Miratech is looking for a Senior Full Stack Developer with strong Java and Angular experience to join the engineering team in Wrocław. This role focuses on designing and building applications that support digital platforms, working closely with colleagues from different disciplines. What You Will Do Design and develop applications using Java and Angular Collaborate with cross-functional teams to deliver features and improvements Contribute to technical decisions and help shape the direction of projects Work to improve user experiences across digital products Who We’re Looking For Experienced with both Java and Angular Comfortable working in a busy, collaborative setting Interested in modern technologies and development practices

Capstone Integrated Solutions is a leading provider of comprehensive software services. Our team comprises skilled professionals with extensive experience in designing, developing, and supporting retail software solutions. We pride ourselves on our build-as-a-service approach, applying a repeatable business model that adapts to various platforms and sectors. Our outcome-driven culture is central to our mission, allowing us to deliver a full suite of services, including software development, system analysis, integration, implementation, and ongoing support. Clients can engage a single team to fulfill all their software needs.Who You Are and What You'll Do:We are on the lookout for a talented Full-Stack Developer proficient in Angular for frontend and Python for backend development. You will play a crucial role in the design and development of a cloud-native application hosted on AWS. The ideal candidate is a proactive developer who excels at creating high-quality, scalable, and secure solutions, while collaborating effectively with senior technical leads, QA engineers, and solution architects.

Role overview Miratech is hiring a Senior Full Stack Developer with strong experience in Java and Angular. This role is based in Warsaw. The team builds and maintains web applications that support a range of technology projects. What you will do Design, develop, and maintain web applications using Java and Angular Focus on performance and user experience throughout the development process Work closely with cross-functional teams to deliver solutions that meet project goals Contribute technical expertise to the success of ongoing and new projects Who thrives here Developers who enjoy solving technical challenges and building reliable applications Team members who collaborate well across disciplines People who value a supportive and forward-thinking workplace

At CreatorIQ, we are revolutionizing the way brands engage with creators, trusted by over 1,300 global brands and agencies. Our mission is to humanize businesses and amplify human impact. We embody our core values: intentionality, excellence, collaboration, and kindness.Recognized as one of the best companies to work for by BuiltIn LA and NY, we have also been named a Fastest-Growing Company in North America by Deloitte Technology Fast 500™ for four consecutive years. Our accolades include being recognized as a leader in IDC MarketScape: Worldwide Influencer Marketing Platforms for Large Enterprises in 2025, and achieving high ratings from G2 and Influencer MarketingHub.Join us in our flexible work environment that promotes both in-person and remote collaboration, fostering innovation and accommodating diverse work styles.Position OverviewWe are on the lookout for a Senior Full Stack Developer to contribute to our exciting new project, Gifting. This innovative solution allows brands to send products to creators seamlessly, manage fulfillment, and track outcomes, propelling the future of creator commerce.In this high-impact role, you will work across the entire technology stack to design and build scalable systems from scratch. Collaborating closely with product and design teams, you will define the architecture, deliver quickly, and enhance a completely new user experience.Technical StackFrontend: React, TypeScript, JoyUI/MUIBackend: Python (Django), Node.js (TypeScript)Infrastructure: AWS (Lambda, EC2)Key Responsibilities:Lead end-to-end feature development across both frontend and backend (equal contribution)Contribute to the architecture and design of our greenfield product, influencing technical direction from the outsetCreate scalable APIs and services leveraging Django and Node.jsDevelop user-friendly, high-performance interfaces with React and modern component libraries

Role Overview Miratech is looking for a Senior Full Stack Developer with strong experience in Java and Angular to join the team in Kraków. This role focuses on building and improving web applications for clients across various industries. What You Will Do Develop and enhance web applications using Java for the back end and Angular for the front end Work closely with cross-functional teams to deliver solutions that align with client requirements Architect scalable systems and ensure applications provide a smooth user experience What We Look For Advanced skills in both Java and Angular Experience designing and building scalable web applications Ability to collaborate with teams from different disciplines Location This position is based in Kraków.