Python Developer with AI Focus

3 tygodni temu


Katowice śląskie, śląskie, Polska Sii Sp. z o.o. Pełny etat
Python Developer with AI FocusMiejsce pracy: KatowiceTechnologies we useExpected
  • Python
  • AWS
Optional
  • TypeScript
  • Go
  • Java
About the project

Join an exciting new project for our global client – a world-renowned provider of cloud communication solutions empowering businesses to build innovative voice, video, and messaging experiences. Their technology connects millions of users daily and drives the future of digital communication.

We’re assembling a brand-new team and are looking for an experienced Python Developer with a strong engineering background and a genuine interest in AI. As the first member of this initiative, you’ll play a crucial role in shaping the technical direction, building scalable systems, and experimenting with cutting-edge AI technologies.

If you’re ready to take ownership, innovate, and turn great ideas into production-grade solutions – we’d love to meet you

Your responsibilities
  • Design, develop, and maintain robust Python-based backend services throughout the full SDLC
  • Build and operate cloud-native solutions on AWS, focusing on scalability and reliability
  • Integrate and experiment with AI components such as LLMs, agent frameworks, and retrieval augmentation
  • Contribute to secure software design, covering threat modeling, secrets management, and API hardening
  • Explore and apply emerging AI interoperability standards (e.g. MCP servers, Model Context Protocol)
  • Drive a test-first culture with comprehensive unit, integration, and automation testing
  • Work independently in a fast-moving environment, collaborating closely with a technical lead
Our requirements
  • At least 5 years of hands-on experience in Python development
  • Proven track record across the full software lifecycle, including deployment and operations
  • Strong grasp (or keen interest) in AI concepts such as LLMs, prompt orchestration, and AI agents
  • Practical experience with AWS and cloud-native development
  • Solid understanding of software security and best DevSecOps practices
  • Proactive, autonomous mindset with ownership and accountability
  • Exposure to TypeScript, Go, or Java
  • Residing in Poland required
What we offer
  • Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas
  • Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market
  • We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022
  • Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more
  • Comfortable workplace – class A offices or remote work
  • Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application
  • PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers
  • Investment in your growth – meetups, webinars, training platform and technology blog – you choose
  • Fantastic atmosphere created by all Sii Power People
Recruitment stages
  • Send your CV
  • Talk to us about your expectations
  • Learn more about our projects and choose the best
  • Start your adventure with Sii
Sii Sp. z o.o.

Sii is the leading technology consulting, digital transformation, engineering, and business services vendor in Poland. We already employ more than 7 500 professionals and implement projects in a variety of industries for clients from many countries around the world.

The Great Place to Work title, won 10 times in a row, proves that at Sii we create a friendly work environment.



  • Katowice, śląskie, śląskie, Polska Sii Sp. z o.o. Pełny etat

    Java Developer with AI FocusMiejsce pracy: KatowiceTechnologies we useExpectedJavaApache KafkaRedisAWSAI/LLMAbout the projectAre you ready to join a team that is shaping the future of communication technology on a global scale? Our client, a world-renowned provider of cloud communications solutions, is recognized for delivering innovative platforms that...

  • AI/ML Developer

    3 tygodni temu


    Katowice, śląskie, śląskie, Polska Sii Sp. z o.o. Pełny etat

    AI/ML Developer - Internal ITMiejsce pracy: KatowiceTechnologies we useExpectedPythonPandasFastAPIDockerLLMGitOptionalMicrosoft AzureAbout the projectWe are looking for an AI/ML Developer to join our Machine Learning Internal IT team. In this role, you will design, implement, and optimize AI/ML models that support key business processes. You will have the...

  • AI/ML Developer

    3 tygodni temu


    Katowice, śląskie, śląskie, Polska Sii Sp. z o.o. Pełny etat

    AI/ML Developer - Internal ITMiejsce pracy: KatowiceTechnologies we useExpectedPythonPandasFastAPIDockerMachine LearningLLMNatural Language ProcessingGitOptionalscikit-learnPyTestAzure Machine LearningMicrosoft AzureAbout the projectWe are looking for an AI/ML Developer to join our Machine Learning Internal IT team. In this role, you will design, implement,...


  • Katowice, śląskie, śląskie, Polska Sii Sp. z o.o. Pełny etat

    Python Developer with cloud – pharmaceutical industryMiejsce pracy: KatowiceTechnologies we useExpectedPythonAWSMicrosoft AzureRESTGraphQLOptionalLLMRAGGenAITerraformAbout the projectJoin our team working on projects of one of the largest pharmaceutical companies in the world and have a real impact on the lives and health of more than 15 million...

  • Python Developer z Golang

    2 tygodni temu


    Katowice, śląskie, śląskie, Polska Sii Sp. z o.o. Pełny etat

    Python Developer z GolangMiejsce pracy: KatowiceTechnologie, których używamyWymaganePythonGoMile widzianeBazelO projekcieDołącz do Sii jako Senior Python Develoeper z Golangiem. Nasz zespół będzie odpowiedzialny za przyspieszenie rozwoju oprogramowania oraz wzmocnienie bezpieczeństwa poprzez rozwój bibliotek, pakietów i narzędzi dla dwóch...

  • Senior Python Developer

    3 tygodni temu


    Katowice, śląskie, śląskie, Polska Sii Sp. z o.o. Pełny etat

    Senior Python DeveloperMiejsce pracy: KatowiceTechnologie, których używamyWymaganePythonDjangoDockerNoSQLMile widzianeAWSO projekcieDołącz do naszego zespołu jako Senior Python Backend Developer i rozwijaj rozwiązania dla jednej z największych firm farmaceutycznych na świecie – Twoja praca będzie miała realny wpływ na życie i zdrowie ponad 15...

  • Senior Python Developer

    3 tygodni temu


    Katowice, śląskie, Polska C&F Pełny etat

    You will be responsible for:Design architecture of GenAI applications,Design, develop, and maintain Python code in AI applications and components,Code review and identification of areas of improvments,Collaborate with data scientists and machine learning engineers to utilize AI models in the applications,Knowledge of basic types of solutions using GenAI...


  • Katowice, śląskie, śląskie, Polska Sii Sp. z o.o. Pełny etat

    Automation Tester with PythonMiejsce pracy: KatowiceTechnologies we useExpectedPythonPyTestRobot FrameworkDockerKubernetesAWSAbout the projectJoin the Testing Competency Center at Sii Poland, where we work on projects for international clients across various industries – from pharmaceuticals and finance to innovative technologies. We are looking for an...

  • Data Scientist

    1 tydzień temu


    Katowice, śląskie, śląskie, Polska Capgemini Polska Pełny etat

    Data Scientist (AI/ML)Miejsce pracy: KatowiceTechnologies we useExpectedTensorFlowPyTorchKerasAWSGoogle Cloud PlatformAzureHadoopSparkKafkaPythonRJavaOperating systemWindowsLinuxAbout the projectChoosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired by a...


  • Katowice, śląskie, śląskie, Polska Sii Sp. z o.o. Pełny etat

    Test Automation Engineer with PythonMiejsce pracy: KatowiceTechnologie, których używamyWymaganePythonRobot FrameworkC++O projekcieDołącz do zespołu Sii jako Tester Automatyzujący z Python, gdzie będziesz odpowiedzialny/-na za testy funkcjonalności oprogramowania dla urządzeń grzewczych, chłodniczych oraz systemowych rozwiązań HVAC, w zespołach...