Software Engineer Python

🏢 Summary: The offer is for a Senior Python Developer to design and build scalable, cloud-native microservices using Python and Google Cloud Platform. The role focuses on developing, deploying, and maintaining containerized applications, optimizing performance, and contributing to architecture decisions in a global product environment. It includes responsibility for CI/CD pipelines, system reliability, and production monitoring. 🗂️ Requirements: Proven commercial experience with Python in microservices development, Strong knowledge of Docker and Kubernetes, Hands-on experience with Google Cloud Platform (Cloud Run or Cloud Functions), Experience building and integrating RESTful APIs, Knowledge of SQL and NoSQL databases, Experience with Git and collaborative workflows, Experience with CI/CD tools and practices, Ability to monitor and troubleshoot production systems 📃 Skills: Python, GCP, CloudRun, CloudFunctions, Docker, Kubernetes, REST, SQL, NoSQL, Git, CI/CD, Flask, FastAPI, Django, Terraform, Jenkins, Prometheus, Grafana, Stackdriver 🏢 Description: 🚀 Senior Python Developer Join us to build scalable, cloud-native backend systems powered by Python and Google Cloud Platform (GCP) . We are looking for a Senior Engineer who thrives in a microservices environment and wants to have real impact on global product rollouts and architecture decisions. 🧩 Your Responsibilities Design, develop, and maintain scalable and secure Python-based microservices Deploy and manage containerized applications using GCP Cloud Run Collaborate with product and engineering teams to design and deliver new features Optimize applications for performance, scalability, and reliability Build and maintain CI/CD pipelines for automated testing and deployment Monitor and troubleshoot production systems to ensure high availability Write clean, maintainable code following best engineering practices Continuously improve systems by adopting modern technologies and approaches ✅ Requirements Proven commercial experience with Python, especially in microservices development Strong understanding of Docker and Kubernetes Hands-on experience with Google Cloud Platform (Cloud Run, Cloud Functions, or similar services) Experience building and integrating RESTful APIs Knowledge of SQL and NoSQL databases and data modeling concepts Experience with Git and collaborative development workflows Experience with CI/CD tools and practices Strong problem-solving skills and ability to work independently and in a team Good communication skills in English ⭐ Nice to Have Experience with Python frameworks such as Flask, FastAPI, or Django Understanding of DevOps practices and infrastructure automation (Terraform, Jenkins) Experience with monitoring and observability tools (Prometheus, Grafana, Stackdriver) Experience working in cloud-native environments

🏢 Summary: Python DevOps Engineer role focused on developing Python applications, managing cloud infrastructure on GCP, and improving CI/CD automation. The position combines software engineering, DevOps, and cloud operations responsibilities in scalable production environments. 🗂️ Requirements: Strong experience with Python, Hands-on experience in DevOps, Platform Engineering, or Cloud Engineering, Good knowledge of Google Cloud Platform, Experience with Docker, Experience with FastAPI, Experience with CI/CD pipelines, Ability to work across software development and cloud infrastructure 📃 Skills: Python, DevOps, GCP, Docker, FastAPI, CI/CD, Azure 🏢 Description: We are looking for a Python DevOps Engineer with strong Python development skills and hands-on experience in DevOps and cloud environments. This role combines software development, infrastructure automation, and cloud operations, with a primary focus on Google Cloud Platform (GCP) . You will be responsible for developing and maintaining Python applications, supporting cloud deployments, improving CI/CD pipelines, and ensuring reliable, scalable production environments. Key Responsibilities Develop and maintain Python applications and services. Build and optimize CI/CD pipelines and deployment automation. Manage containerized applications using Docker and GCP services. Troubleshoot issues across application and infrastructure layers. Collaborate with development and platform teams to improve reliability and automation. Requirements Must have Strong experience with Python . Hands-on experience in DevOps, Platform Engineering, or Cloud Engineering . Good knowledge of Google Cloud Platform (GCP) . Experience with Docker , FastAPI , and CI/CD pipelines. Ability to work across both software development and cloud infrastructure. Nice to have Experience with Azure . Experience working in cloud-native environments. Knowledge of deployment automation and infrastructure-as-code practices.

🏢 Summary: Senior Python Developer role focused on designing and developing backend solutions using Python and Django for innovative medical technology products. The position involves building high-performance applications, developing RESTful APIs, and working with SQL-based databases in a microservices architecture. The role offers significant influence over technology choices within international projects. 🗂️ Requirements: Minimum 5 years of experience in Python, Strong experience with Django, Experience building RESTful APIs, Experience with microservices architecture, Knowledge of design patterns, Knowledge of data structures, Experience with SQL-based databases 📃 Skills: Python, Django, REST, Microservices, SQL, APIs 🏢 Description: Dla jednego z naszych Klientów, międzynarodowej firmy z sektora technologii medycznych, tworzącej własne produkty, oparte o inteligentne narzędzia i najnowocześniejsze technologie, poszukujemy osoby na stanowisko: Senior Python Developer Twoje obowiązki: Współudział w projektowanie i rozwijaniu rozwiązań backendowych przy użyciu Python/Django . Pisanie czytelnego i dobrze udokumentowanego kodu. Tworzenie i utrzymanie schematów baz danych oraz zapytań wspierających. Zapewnienie jak najlepszej wydajności, jakości i responsywności aplikacji. Wymagania: Dobre doświadczenie w programowaniu w Python/Django, minimum 5 lat. Doświadczenie w budowaniu interfejsów API RESTful oraz architekturze mikroserwisowej. Znajomość wzorców projektowych, struktur danych, czy technologii baz danych opartych na SQL. Umiejętności rozwiązywania problemów i zdolność do pracy w dynamicznym środowisku. Umiejętności komunikacyjne i umiejętność współpracy w zespole. Mile widziane: Znajomość rozwiązań cloudowych tj. Docker, Kubernetes i AWS. Doświadczenie z metodyką Agile. Oferujemy: Możliwość współtworzenia ciekawych międzynarodowych projektów. Możliwość współpracy na wysokim jakościowo i technologicznie poziomie zapewnionym przez doświadczony management. Dużą samodzielność w działaniu. Realny wpływ na wybory technologii, metod i narzędzi. Dynamiczne i innowacyjne środowisko pracy. Hybrydowy model współpracy (1 dzień w tygodniu w biurze). Dowolna forma zatrudnienia (UoP/B2B) oraz pakiet benefitów.

🏢 Summary: B2B contract opportunity for a Senior Python Developer to design, build, and maintain backend and frontend applications in the energy sector, with a focus on sustainable solutions. The role involves full lifecycle development, CI/CD pipeline management, and deployment to AWS in a globally distributed team. Candidates will work with modern technologies including Python, React, PostgreSQL, and GitHub Actions. 🗂️ Requirements: Bachelor's degree in Computer Science or related field, Minimum 5 years of experience as Software Developer, Strong knowledge of Python, Strong knowledge of React, Strong knowledge of Material Design, Strong knowledge of PostgreSQL, Experience with NumPy, Experience with SciPy, Experience with Playwright for end-to-end testing, Experience with GitHub Actions, Experience with AWS infrastructure, Experience with Jira, Experience with Confluence 📃 Skills: Python, React, Material, PostgreSQL, NumPy, SciPy, Playwright, GitHub, AWS, Jira, Confluence, CI/CD 🏢 Description: Senior Python Developer We are looking for a Senior Python Developer TechnipFMC is a dynamic and innovative energy provider that is leading the way in developing cutting-edge technology solutions for the energy industry. Our mission is to create sustainable and efficient solutions that benefit our planet and help us stay ahead of the curve in a rapidly evolving industry. We are currently seeking a Python Software Developer on a B2B contract to join our team and help us continue to push the boundaries of what is possible. Job Description Design, develop, and maintain backend and frontend applications. Create and manage databases using PostgreSql. Develop and maintain frontend applications using React, Material Design. Manage code repositories using GitHub Actions. Build and maintain CI/CD pipelines using GitHub Actions. Deploy applications to AWS. Work in a "you-build-it-you-run-it" mentality. Work on sustainable and efficient solutions to reduce our carbon footprint in the gas and oil industry. Work in globally distributed teams. Look with your feet. Go and see. Travel if needed. You are meant for this job if: Bachelor's degree in Computer Science or related field. Minimum of 5 years of experience as a Software Developer. Strong understanding of Python, React, Material Design, and PostgreSql. Experience with NumPy/SciPy. Experience with end-to-end testing using Playwright. Experience with code repositories such as GitHub Actions. Experience with pipeline tools such as GitHub Actions. Experience with AWS infrastructure. Experience with task management tools such as Jira. Experience with documentation tools such as Confluence. Interest in sustainable and efficient solutions for reducing carbon footprint in the gas and oil industry.

🏢 Summary: Oferta dla Senior Python Developera obejmuje rozwój i utrzymanie nowoczesnych systemów backendowych, projektowanie architektury oraz integrację usług w środowisku mikroserwisowym. Rola zakłada pracę z Pythonem, bazami danych, Dockerem i Kubernetes oraz udział w optymalizacji wydajności i mentoringu zespołu. Praca realizowana jest w modelu zdalnym z możliwością rozwoju zawodowego i udziału w innowacyjnych projektach. 🗂️ Requirements: Minimum 5 lat komercyjnego doświadczenia z Python, Znajomość Django lub FastAPI lub Flask, Doświadczenie z REST API, Znajomość SOLID, Znajomość DRY, Znajomość KISS, Doświadczenie z PostgreSQL lub MySQL, Znajomość Linux, Doświadczenie z WebSocket, Znajomość Jenkins lub GitLab CI lub GitHub Actions, Doświadczenie z architekturą mikroserwisową, Znajomość Elasticsearch, Znajomość Redis, Znajomość bezpieczeństwa aplikacji, Doświadczenie z Prometheus, Doświadczenie z Grafana, Doświadczenie z integracją systemów zewnętrznych, Podstawowa znajomość JavaScript, Umiejętność optymalizacji wydajności aplikacji backendowych, Znajomość języka angielskiego na poziomie B2 📃 Skills: Python, Django, FastAPI, Flask, REST, SQL, PostgreSQL, MySQL, Linux, WebSocket, Jenkins, GitLab, GitHub, Docker, Kubernetes, Elasticsearch, Redis, Prometheus, Grafana, JavaScript 🏢 Description: Poszukujemy doświadczonego Senior Python Developera , który dołączy do zespołu rozwijającego nowoczesne systemy backendowe. Szukamy osoby, która nie tylko tworzy wysokiej jakości kod, ale również aktywnie uczestniczy w projektowaniu architektury, podejmowaniu decyzji technicznych oraz wspiera rozwój zespołu poprzez dzielenie się wiedzą i dobrymi praktykami programistycznymi. Twoje zadania Projektowanie, rozwój oraz utrzymanie aplikacji backendowych tworzonych w języku Python. Współtworzenie architektury systemów oraz udział w analizie i doborze optymalnych rozwiązań technologicznych. Analiza wyzwań technicznych i biznesowych oraz proponowanie skutecznych rozwiązań wspierających realizację celów projektu. Tworzenie i rozwijanie testów automatycznych zapewniających wysoką jakość oprogramowania. Dbanie o jakość, wydajność, bezpieczeństwo i łatwość utrzymania rozwijanych aplikacji. Projektowanie oraz optymalizacja relacyjnych baz danych i zapytań SQL. Przygotowywanie oraz utrzymywanie środowisk opartych o Docker i Kubernetes. Integracja aplikacji z zewnętrznymi systemami i usługami z wykorzystaniem REST API oraz systemów kolejkowych. Tworzenie i aktualizacja dokumentacji technicznej oraz architektonicznej. Współpraca z interesariuszami przy analizie wymagań oraz wdrażaniu nowych funkcjonalności. Wsparcie merytoryczne zespołu, mentoring mniej doświadczonych programistów oraz dzielenie się wiedzą. Identyfikowanie potencjalnych ryzyk technicznych i rekomendowanie działań ograniczających ich wpływ na projekt. Analiza i optymalizacja wydajności aplikacji backendowych oraz ich infrastruktury. Nasze oczekiwania Minimum 5 lat komercyjnego doświadczenia w tworzeniu aplikacji w języku Python. Bardzo dobra znajomość przynajmniej jednego z frameworków: Django, FastAPI lub Flask. Doświadczenie w projektowaniu, implementacji i rozwijaniu usług REST API. Znajomość wzorców projektowych oraz zasad tworzenia czystego kodu, takich jak SOLID, DRY i KISS. Praktyczne doświadczenie w projektowaniu relacyjnych baz danych oraz pracy z PostgreSQL lub MySQL. Dobra znajomość środowiska Linux i pracy z systemami opartymi na tym systemie operacyjnym. Doświadczenie w implementacji komunikacji z wykorzystaniem WebSocket. Znajomość narzędzi takich jak Jenkins, GitLab CI lub GitHub Actions. Doświadczenie w projektowaniu i rozwijaniu aplikacji opartych na architekturze mikroserwisowej. Praktyczna znajomość technologii NoSQL, w szczególności Elasticsearch oraz Redis. Znajomość dobrych praktyk z zakresu bezpieczeństwa aplikacji. Doświadczenie w monitorowaniu aplikacji i infrastruktury z wykorzystaniem narzędzi takich jak Prometheus i Grafana. Doświadczenie w integracji z systemami zewnętrznymi. Podstawowa znajomość JavaScript. Umiejętność diagnozowania problemów wydajnościowych i optymalizacji działania aplikacji backendowych. Znajomość języka angielskiego na poziomie B2. Oferujemy Pracę w modelu zdalnym Możliwość rozwoju zawodowego oraz udziału w innowacyjnych projektach. Preferencyjne pakiety do wykupienia w programach Multisport oraz Lux Med. Przyjazną atmosferę pracy i dużą samodzielność w realizacji powierzonych zadań. Zainteresowała Cię ta oferta? Prześlij swoje CV i porozmawiajmy o szczegółach. Chętnie opowiemy więcej o projekcie oraz odpowiemy na wszystkie Twoje pytania :)

🏢 Summary: Opportunity for a Senior Python Developer to build advanced risk management platforms for global financial institutions within demanding trading environments. The role focuses on developing scalable backend systems, contributing to cloud-based architectures, and collaborating with international clients and senior engineers. It offers high technical ownership, exposure to quantitative finance, and work across multiple modern technologies. 🗂️ Requirements: Strong commercial experience in Python backend development, Degree in Computer Science, Mathematics, Physics, or related field, Solid understanding of software architecture, algorithms, and data structures, Experience with cloud platforms (AWS, Azure, or GCP), Ability to work across multiple programming languages and tech stacks, Confident English communication skills, Willingness to work in hybrid model (4 days in Warsaw office) 📃 Skills: Python, Go, Rust, C++, TypeScript, AWS, Azure, GCP, Algorithms, DataStructures, Cloud 🏢 Description: 💎 Senior Python Developer 💎 A rare opportunity has arisen for an ambitious, highly technical Senior Python Developer to join an elite engineering team building advanced risk management solutions for global financial institutions. In this role, you will work on complex backend systems used within highly demanding financial and commodities trading environments, collaborating closely with top-tier engineers and international clients. You will contribute to the development of scalable risk platforms while working across modern cloud infrastructure and multiple programming languages. If you enjoy solving difficult engineering problems, working alongside exceptionally strong developers, and building software with real business impact… Feel invited! This role offers a unique combination of technical depth, ownership, and exposure to the world of quantitative finance. WHAT WE OFFER B2B contract Competitive salary + biannual bonus Flexible working hours Hybrid work - 4 days from the office located in Warsaw Work closely with experienced engineers from top financial and technology companies International projects and collaboration with global clients Opportunity to grow within a highly technical, developer-driven culture YOUR ROLE Develop and maintain backend systems primarily in Python Build and extend risk management software for financial institutions Design scalable and maintainable solutions for complex business requirements Collaborate directly with international clients and technical stakeholders Work across multiple technologies including Python, Go, Rust, C++, and TypeScript Contribute to cloud-based solutions running on AWS and Azure Participate in architectural discussions and technical problem solving Continuously improve platform reliability, performance, and scalability IF YOU ARE A PERSON WHO Has strong commercial experience with Python backend development Holds a degree in Computer Science, Mathematics, Physics, or a related field Has solid understanding of software architecture, algorithms, and data structures Feels comfortable working across multiple programming languages and tech stacks Communicates confidently in English and enjoys working directly with clients Has experience with cloud platforms such as AWS, Azure, or GCP Understands financial systems or has previous exposure to financial markets (nice to have) Thrives in highly collaborative, engineering-driven environments Enjoys solving complex technical challenges together with the team in the office Congrats! This offer is especially for YOU!

🏢 Summary: Senior Python Engineer role focused on building and scaling a cloud-native real-time Data Platform handling massive datasets. The position involves developing high-performance backend services, optimizing distributed systems, and integrating large-scale data storage solutions. Hybrid work model in Warsaw with employment benefits including private medical care and multisport card. 🗂️ Requirements: 8+ years of backend software development experience, Advanced Python expertise, Experience with scalable production-grade systems, Knowledge of concurrency and multiprocessing, Experience with Pandas or NumPy, Experience with Parquet or JSON data formats, Knowledge of relational and NoSQL databases, Experience with performance optimization and low-latency systems, Ability to use AI-assisted development tools responsibly 📃 Skills: Python, Pandas, NumPy, Parquet, JSON, SQL, NoSQL, API, OOP, Concurrency, Multiprocessing, Algorithms, Databases, Cloud 🏢 Description: For our client, a leading, high-growth global fintech company – we are looking for an experienced Senior Python Engineer to join a key engineering team responsible for the company’s core data foundation. The project focuses on building, optimizing, and scaling a cloud-native, high-throughput Data Platform designed to ingest, process, and distribute massive datasets in real-time. This platform serves as the backbone for various downstream analytical systems, requiring extreme reliability, performance, and scalability. This is a fantastic opportunity for a strong Python generalist who enjoys solving complex distributed system problems, optimizing data flows, and working with modern cloud architectures. Responsibilities Backend & Pipeline Development: Design and develop scalable backend services and high-performance data processing pipelines using Python. Performance Tuning: Identify bottlenecks and optimize system performance, focus on concurrency, throughput, and low-latency execution. Data Integration & Storage: Build robust integrations with modern cloud-native storage solutions and databases to manage large-scale datasets efficiently. Collaborative Engineering: Work closely with cross-functional technical teams to understand data requirements and deliver reliable API services and platform features. Engineering Excellence: Maintain top-tier coding standards, emphasizing clean code, robust testing (unit/integration), automation, and security. Requirements 8+ years of professional backend software development experience (with a strong track record in building scalable, production-grade systems). Deep expertise in Python (advanced OOP, concurrency/multiprocessing, memory management, data structures, and algorithms). Solid experience with data-centric libraries such as Pandas, NumPy, or similar data processing frameworks. Experience with large-scale data storage formats (e.g., Parquet, JSON, or column-oriented databases) and relational/NoSQL databases. AI-assisted development mindset: Comfortable utilizing AI tools  to accelerate delivery, while maintaining strong developer judgment regarding validation, testing, security, and refactoring. What our client offers: Hybrid work model in Warsaw (minimum 3 days a week in the office - strictly non-negotiable). Contract of Employment (UoP) with increased tax-deductible costs (KUP). Private medical care (including full dental care). Lunch card to cover your daily meals. Multisport card.

🏢 Summary: The offer is for a Senior Python Backend Engineer to design and maintain scalable, cloud-native backend systems on AWS, including REST APIs and AI/LLM integrations. The role focuses on distributed systems, asynchronous processing, observability, and high code quality within a modern CI/CD environment. It involves working with both serverless and containerized deployments in a collaborative, agile team. 🗂️ Requirements: 3–5+ years of professional Python backend development experience, Experience building cloud-native systems on AWS, Strong knowledge of REST API design and OpenAPI, Experience with asynchronous processing and queue-based architectures, Hands-on experience with core AWS services (Lambda, API Gateway, S3, IAM, ECS/EKS, CloudWatch), Knowledge of DynamoDB and NoSQL data modelling, Knowledge of PostgreSQL, SQL, and relational data modelling, Experience with serverless and containerized deployments, Experience integrating external APIs and third-party services, Experience with automated testing using pytest, Familiarity with CI/CD tools, Understanding of distributed systems, scalability, and reliability, Practical understanding of LLM-based or AI-driven applications, Ability to apply SOLID principles and clean code practices, Fluent English (written and spoken) 📃 Skills: Python, AWS, FastAPI, Pydantic, SQLAlchemy, boto3, REST, OpenAPI, Celery, SQS, Lambda, ECS, EKS, S3, CloudFront, IAM, SecretsManager, CloudWatch, DynamoDB, PostgreSQL, SQL, pytest, GitHubActions, Jenkins, NewRelic, Docker, Kubernetes, LLM, Cursor, Claude, Copilot 🏢 Description: We are looking for a Senior Python Backend Engineer with experience in building cloud-native backend systems on AWS. This role is focused on designing, developing, and maintaining scalable Python services, integrating AI/LLM-based capabilities, working with distributed systems, and ensuring high reliability, observability, and code quality. Your responsibilities: Design, build, and maintain backend services using Python in an AWS-based environment. Develop and maintain REST APIs together with clear OpenAPI documentation. Implement asynchronous processing and queue-based communication between services. Design data access patterns for application features using NoSQL and SQL storage. Integrate backend services with internal systems, external APIs, and AI/LLM-based components. Implement reliable communication patterns, including retries, timeouts, and circuit breakers. Build and maintain operational CLI tooling for day-to-day platform tasks (e.g. content ingestion). Contribute to architectural decisions across software and infrastructure as the stack evolves. Create observability for distributed systems, including logging, metrics, tracing, and alerting. Write automated tests and support high code quality across the backend codebase. Contribute to CI/CD processes and deployment automation. Collaborate with product, frontend, QA, DevOps, AI/ML teams, and content creators. Review code, share knowledge, and raise the bar for engineering practice across the team. We are looking for you, if you have: 3–5+ years of professional experience in Python backend development. Solid understanding of REST API design and OpenAPI standards. Experience with asynchronous processing and queue-based architectures, e.g. Celery, SQS. Experience with libraries and frameworks such as FastAPI, Pydantic, SQLAlchemy, boto3. Hands-on experience with core AWS services such as Lambda, API Gateway, S3, CloudFront, Secrets Manager, IAM, ECS/EKS, CloudWatch, etc. Good knowledge of DynamoDB and NoSQL data modelling. Good knowledge of PostgreSQL, SQL, and relational data modelling . Experience with both serverless (Lambda) and containerized (ECS/EKS) deployment models. Experience integrating with external APIs and third-party services. Experience with pytest and automated testing practices. Familiarity with CI/CD tools such as GitHub Actions and/or Jenkins. Experience with observability tools such as New Relic and CloudWatch. Understanding of distributed systems, scalability, reliability, and fault tolerance. Ability to apply SOLID principles, clean code practices, and common design patterns. Practical understanding of LLM-based applications or AI agentic frameworks. Ability to use AI development tools such as Cursor, Claude Code, or GitHub Copilot. Experience working in agile software development teams. Fluent English, both written and spoken. We offer: Participation in interesting and demanding projects. Flexible working hours. A great, non-corporate atmosphere. Possibility to work remote or hybrid (2 days per week from the office). Opportunities for development and promotion. Attractive package of benefits. We reserve the right to contact the selected candidates.

🏢 Summary: Senior Python Developer role in a client project focused on designing and developing software solutions within an agile environment. The position involves implementing, testing, and evaluating technical solutions while collaborating with cross-functional teams and using Generative AI in the development process. Daily communication in English with an international team is required. 🗂️ Requirements: Minimum 5 years of programming experience, Minimum 4 years of commercial experience in Python, Very good English skills (B2+/C1), Ability to write unit tests, Experience with Docker, Knowledge of SQL and relational databases, Experience with PostgreSQL, Experience with Oracle, Experience with PostGIS, Experience working in Agile methodologies (Scrum or Kanban), Use of Generative AI in software development, Ability to perform integration testing 📃 Skills: Python, SQL, PostgreSQL, Oracle, PostGIS, Docker, Scrum, Kanban, GenerativeAI, UnitTesting, IntegrationTesting 🏢 Description: Poszukujemy osoby na stanowisko Senior Python Developer , która dołączy do projektu realizowanego dla naszego klienta. Szukamy Ciebie, jeśli: posiadasz min. 5 lat doświadczenia w programowaniu, w tym min. 4 lata doświadczenia komercyjnego w Pythonie , bardzo dobrze posługujesz się językiem angielskim (poziom min. B2+/C1), potrafisz pisać testy jednostkowe, miałeś/aś styczność z Dockerem, orientujesz się w technologiach bazodanowych: SQL, PostgreSQL, Oracle, PostGIS, praca w metodykach zwinnych, np. Scrum/Kanban nie jest Ci obca. świadomie wykorzystujesz Generative AI w procesie wytwarzania oprogramowania oraz w decyzjach projektowych i technologicznych. Na tym stanowisku będziesz: tworzyć oprogramowanie, współpracować z zespołem programistów, z analitykami, testerami, klientami i innymi specjalistami z branży IT, uczestniczyć w tworzeniu rozwiązań, omawianiu problemów programistycznych i architektonicznych, testować i opiniować nowe technologie i nowe rozwiązania dla klientów, realizować testy jednostkowe i integracyjne, pracował z zespołem zlokalizowanym w regionie DACH - na co dzień będziesz się komunikować po angielsku.

🏢 Summary: Senior Python Developer role in a startup-like environment focused on designing and delivering high-performance, scalable systems for demanding clients. The position involves full ownership of features from architecture to deployment, solving complex engineering problems, and shaping technical direction. It requires working under pressure with rapidly changing priorities while ensuring code quality and system reliability. 🗂️ Requirements: 5+ years commercial software development experience, Strong professional experience with Python, Excellent knowledge of Python 3.11+, Production experience with FastAPI or Falcon and Async SQLAlchemy 2.0, Strong expertise in REST and GraphQL API design, Solid understanding of relational and non-relational databases, Advanced knowledge of OOP, SOLID, YAGNI, TDD, Extensive experience with pytest, CI/CD pipelines, Docker, deployments, Experience building scalable, low-latency systems, Very good written and spoken English 📃 Skills: Python, FastAPI, Falcon, SQLAlchemy, REST, GraphQL, PostgreSQL, MongoDB, Redis, Elasticsearch, pytest, Docker, CI/CD, AWS, Azure, OOP, SOLID, TDD 🏢 Description: Startup Environment, High Ownership, Demanding Clients Join our startup-like environment filled with new ideas, rapid change, and a strong focus on priorities and delivery. We are looking for a Senior Python Developer - someone experienced, open-minded, and ready to take real ownership of both product and technical direction. You will work closely with demanding clients , solve complex engineering problems, and help shape ambitious, high-performance systems. This role is for engineers who enjoy responsibility, fast feedback loops, architectural challenges, and working under pressure . Your primary responsibilities beyond the will to change the world: Act as a technical partner for clients : analyze business needs, challenge requirements, and propose effective, scalable solutions Take full ownership of complex features - from concept and architecture through implementation, testing, and automated deployment Design system architecture, APIs, and data models for high-load, data-intensive systems Deliver core and business-critical components of projects Work in a dynamic, startup-style environment with changing priorities, tight deadlines, and real product pressure Proactively identify risks, bottlenecks, and technical debt , and drive improvements Ensure high code quality, performance, and reliability Support and mentor other developers, helping raise engineering standards across teams Must have: 5+ years of commercial software development experience, including strong professional experience in Python Excellent knowledge of Python 3.11+ (typing, dataclasses, modern best practices) Production experience with modern Python frameworks ( async FastAPI preferred, Falcon welcome, Async SQLAlchemy 2.0 ) Strong expertise in API design (REST, GraphQL) Solid understanding of databases and data-driven systems (relational, document, search, key-value stores) Advanced knowledge of software engineering principles (OOP, SOLID, YAGNI, TDD) Extensive experience with unit testing (pytest), CI/CD pipelines, Docker, and deployments Proven ability to build efficient, low-latency, scalable systems Confidence working with tight deadlines, pressure, and frequently evolving requirements Very good written and spoken English Strong communication skills and a proactive, ownership-oriented mindset Experience we'd appreciate, too: Experience in system architecture and technical leadership Asynchronous programming and high-concurrency systems Messaging systems and distributed architectures DDD and event-driven design Cloud and DevOps experience ( AWS / Azure ) Mentoring and influencing technical direction of projects Nice to have: Community involvement (meetups, open source, speaking) Writing technical articles or internal knowledge-sharing A list of benefits is long so we will mention only about the crucial ones: Challenging projects with real business impact Work in a startup-like environment : fast decisions, autonomy, responsibility 100% remote or office in Poland (Wrocław / Zielona Góra) Sport subscription Private healthcare