April 24, 2026

Python Developer

Mid • Remote

12,100 - 19,700 PLN

Gdynia, Poland

We're looking for a Python Developer to join our team and work across a range of commercial and open-source projects focused on Python backend development and AI/LLM solutions. You'll build backends, design integrations with AI model providers, and contribute to products used by international clients.

Project description:
Your first project will be developing a Python-based backend for an open-source AI Red Teaming platform - a tool that enables organizations to systematically test and evaluate AI/LLM models for safety, fairness, and reliability. The project involves building a modular backend with integrations to major AI model providers (OpenAI, Anthropic, Google Gemini, AWS Bedrock, and others), real-time streaming, evaluation engine, analytics, and deployment on AWS. The platform will be released as an open-source product with a separate managed instance for the client.

Requirements:
- 3+ years of commercial experience in Python backend development
- Experience with at least one modern Python web framework (Django, FastAPI, or Flask)
- Practical experience integrating AI/LLM APIs into applications (e.g. OpenAI, Anthropic, or similar providers)
- Solid knowledge of PostgreSQL and REST API design
- Familiarity with async programming in Python
- Experience with Docker and CI/CD pipelines
- Experience writing automated tests
- Good command of English (daily communication with an international client)
- Degree in computer science or a related field

Nice to have:
- Experience with FastAPI
- Experience with LiteLLM or similar LLM abstraction/routing libraries
- Experience with real-time streaming (SSE, WebSockets)
- Experience with AWS services (EKS, S3, RDS)
- Familiarity with React or frontend technologies
- Experience with open-source projects

What We Offer
- Fully remote work within a small, supportive team
- Real responsibility from the start - no months of onboarding before you contribute
- Variety - multiple projects mean diverse problems and technologies
- Opportunities for professional growth, including contributions to open-source projects
- A team culture built on transparency, trust, and fast feedback

We look forward to hearing from you!

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Warsaw, Poland

🏢 Summary: The offer is for a Lead Python Developer to drive backend architecture and Generative AI capabilities within a Quality-focused AI platform. The role combines technical leadership, hands-on development with Python/FastAPI, Azure cloud services, and LLM integrations in a GxP-regulated environment. You will lead engineering standards, manage CI/CD and API lifecycle, and mentor developers while ensuring compliance and system reliability. 🗂️ Requirements: Proficiency in Python, JavaScript, SQL, Experience with FastAPI, Git, testing, linting, pre-commit workflows, Expertise in prompt engineering and LLM orchestration with multiple providers, Experience with AI agent orchestration frameworks (e.g., LangChain, AutoGen), Knowledge of Azure services (App Service, PostgreSQL, Blob Storage), Familiarity with Azure API Management, Key Vault, Container Registry, Experience with CI/CD pipelines using Azure DevOps, Understanding of authentication models (OBO, Service Principal), Experience with observability tools (MLFlow), Frontend development experience with React or Vue, Adherence to GxP and Responsible AI compliance requirements 📃 Skills: Python, JavaScript, SQL, FastAPI, Git, LangChain, AutoGen, Azure, APIM, PostgreSQL, BlobStorage, KeyVault, ContainerRegistry, AzureDevOps, MLFlow, React, Vue, HTML, CSS, OpenAPI, Databricks 🏢 Description: We are looking for a Lead Python Developer to join the Quality team, a Generative AI platform initiative aimed at transforming Quality processes through AI-powered solutions. Responsibilities Lead the backend architecture and development of Python/FastAPI services, including code reviews, engineering standards and technical decision-making Drive GenAI capabilities, including prompt engineering, LLM orchestration and integrations with multiple LLM providers Design, optimize and maintain production-grade prompts in a GxP-regulated environment Manage API design and lifecycle using Azure API Management (APIM) and OpenAPI specifications Oversight of Azure services including App Service, PostgreSQL, Blob Storage, Key Vault and Container Registry Maintenance of CI/CD pipelines and deployments through Azure DevOps across Dev, QA and Prod environments Implementation and support of LLM integrations, authentication models (OBO, Service Principal) and observability tools such as MLFlow Technical leadership for the React frontend application, including architecture, component management, versioning and deployments Monitor application performance, troubleshoot issues and maintain audit and operational visibility Serve as the primary technical lead for the WriteItt Gateway squad and coordinate with Platform, Cloud/DevOps and business stakeholders Mentor developers and lead onboarding activities, including architecture and codebase walkthroughs Ensure adherence to GxP, Responsible AI and other mandatory compliance requirements Requirements Proficiency in Python, JavaScript and SQL Skills in FastAPI, Git and software quality practices including testing, linting and pre-commit workflows Expertise in GenAI capabilities including prompt engineering and LLM orchestration with multiple providers Capability to work with AI agent orchestration frameworks (e.g., LangChain, AutoGen or similar) to support multi-step agentic workflows such as gathering investigation data, conducting risk analysis and drafting deviation reports Knowledge of Azure services including App Service, PostgreSQL and Blob Storage Familiarity with Azure API Management (APIM), Key Vault and Container Registry Background in CI/CD pipelines and deployments through Azure DevOps Understanding of authentication models (OBO, Service Principal) and observability tools such as MLFlow Showcase of frontend development using JavaScript, HTML/CSS and React or Vue Nice to have Familiarity with Databricks We offer We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment Flexible schedule and opportunity to work remotely within Poland Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: Outstanding career roadmap Leadership development, career advising, soft skills, and well-being programs Certification (GCP, Azure, AWS) Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru English classes We cover it all: Stable income (Employment Contract or B2B) Participation in the Employee Stock Purchase Plan Benefits package (health insurance, multisport, shopping vouchers) Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more Referral bonuses Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview. We will reach out to selected candidates exclusively. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

Technology

EPAM Systems

Lead Python Developer

Senior

Remote

Katowice, Poland

🏢 Summary: Lead Python Developer to drive backend architecture and GenAI capabilities for a Generative AI platform transforming Quality processes. The role combines technical leadership across Python/FastAPI services, Azure cloud infrastructure and LLM integrations with oversight of React frontend architecture. You will ensure compliant, production-grade AI solutions in a GxP-regulated environment while mentoring engineers and coordinating cross-functional teams. 🗂️ Requirements: Proficiency in Python, JavaScript and SQL, Experience with FastAPI and Git, Expertise in prompt engineering and LLM orchestration, Experience with AI agent orchestration frameworks (e.g., LangChain, AutoGen), Knowledge of Azure App Service, PostgreSQL and Blob Storage, Familiarity with Azure API Management, Key Vault and Container Registry, Experience with CI/CD pipelines using Azure DevOps, Understanding of authentication models (OBO, Service Principal), Experience with observability tools such as MLFlow, Frontend development experience with React (or Vue), HTML and CSS, Adherence to GxP and Responsible AI compliance requirements 📃 Skills: Python, JavaScript, SQL, FastAPI, Git, GenAI, LLM, LangChain, AutoGen, Azure, APIM, PostgreSQL, BlobStorage, KeyVault, ContainerRegistry, AzureDevOps, CI/CD, MLFlow, React, HTML, CSS, Databricks 🏢 Description: We are looking for a Lead Python Developer to join the Quality team, a Generative AI platform initiative aimed at transforming Quality processes through AI-powered solutions. Responsibilities Lead the backend architecture and development of Python/FastAPI services, including code reviews, engineering standards and technical decision-making Drive GenAI capabilities, including prompt engineering, LLM orchestration and integrations with multiple LLM providers Design, optimize and maintain production-grade prompts in a GxP-regulated environment Manage API design and lifecycle using Azure API Management (APIM) and OpenAPI specifications Oversight of Azure services including App Service, PostgreSQL, Blob Storage, Key Vault and Container Registry Maintenance of CI/CD pipelines and deployments through Azure DevOps across Dev, QA and Prod environments Implementation and support of LLM integrations, authentication models (OBO, Service Principal) and observability tools such as MLFlow Technical leadership for the React frontend application, including architecture, component management, versioning and deployments Monitor application performance, troubleshoot issues and maintain audit and operational visibility Serve as the primary technical lead for the WriteItt Gateway squad and coordinate with Platform, Cloud/DevOps and business stakeholders Mentor developers and lead onboarding activities, including architecture and codebase walkthroughs Ensure adherence to GxP, Responsible AI and other mandatory compliance requirements Requirements Proficiency in Python, JavaScript and SQL Skills in FastAPI, Git and software quality practices including testing, linting and pre-commit workflows Expertise in GenAI capabilities including prompt engineering and LLM orchestration with multiple providers Capability to work with AI agent orchestration frameworks (e.g., LangChain, AutoGen or similar) to support multi-step agentic workflows such as gathering investigation data, conducting risk analysis and drafting deviation reports Knowledge of Azure services including App Service, PostgreSQL and Blob Storage Familiarity with Azure API Management (APIM), Key Vault and Container Registry Background in CI/CD pipelines and deployments through Azure DevOps Understanding of authentication models (OBO, Service Principal) and observability tools such as MLFlow Showcase of frontend development using JavaScript, HTML/CSS and React or Vue Nice to have Familiarity with Databricks We offer We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment Flexible schedule and opportunity to work remotely within Poland Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: Outstanding career roadmap Leadership development, career advising, soft skills, and well-being programs Certification (GCP, Azure, AWS) Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru English classes We cover it all: Stable income (Employment Contract or B2B) Participation in the Employee Stock Purchase Plan Benefits package (health insurance, multisport, shopping vouchers) Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more Referral bonuses Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview. We will reach out to selected candidates exclusively. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

Technology

EPAM Systems

Lead Python Developer

Senior

Remote

Wroclaw, Poland

🏢 Summary: The offer is for a Lead Python Developer to drive backend architecture and Generative AI capabilities within a Quality-focused AI platform initiative. The role combines technical leadership, hands-on development with Python/FastAPI and Azure services, and ownership of LLM integrations in a GxP-regulated environment. You will lead engineering standards, CI/CD processes and frontend coordination while ensuring compliance and production-grade reliability. 🗂️ Requirements: Proficiency in Python, JavaScript, SQL, Experience with FastAPI, Git, testing, linting, pre-commit workflows, Expertise in prompt engineering and LLM orchestration with multiple providers, Experience with AI agent orchestration frameworks (e.g., LangChain, AutoGen), Knowledge of Azure App Service, PostgreSQL, Blob Storage, Familiarity with Azure API Management, Key Vault, Container Registry, Experience with CI/CD pipelines in Azure DevOps, Understanding of OBO and Service Principal authentication models, Experience with MLFlow or similar observability tools, Frontend development experience with React or Vue, JavaScript, HTML, CSS 📃 Skills: Python, JavaScript, SQL, FastAPI, Git, LangChain, AutoGen, Azure, APIM, PostgreSQL, BlobStorage, KeyVault, ContainerRegistry, AzureDevOps, MLFlow, React, Vue, HTML, CSS, OpenAPI, Databricks 🏢 Description: We are looking for a Lead Python Developer to join the Quality team, a Generative AI platform initiative aimed at transforming Quality processes through AI-powered solutions. Responsibilities Lead the backend architecture and development of Python/FastAPI services, including code reviews, engineering standards and technical decision-making Drive GenAI capabilities, including prompt engineering, LLM orchestration and integrations with multiple LLM providers Design, optimize and maintain production-grade prompts in a GxP-regulated environment Manage API design and lifecycle using Azure API Management (APIM) and OpenAPI specifications Oversight of Azure services including App Service, PostgreSQL, Blob Storage, Key Vault and Container Registry Maintenance of CI/CD pipelines and deployments through Azure DevOps across Dev, QA and Prod environments Implementation and support of LLM integrations, authentication models (OBO, Service Principal) and observability tools such as MLFlow Technical leadership for the React frontend application, including architecture, component management, versioning and deployments Monitor application performance, troubleshoot issues and maintain audit and operational visibility Serve as the primary technical lead for the WriteItt Gateway squad and coordinate with Platform, Cloud/DevOps and business stakeholders Mentor developers and lead onboarding activities, including architecture and codebase walkthroughs Ensure adherence to GxP, Responsible AI and other mandatory compliance requirements Requirements Proficiency in Python, JavaScript and SQL Skills in FastAPI, Git and software quality practices including testing, linting and pre-commit workflows Expertise in GenAI capabilities including prompt engineering and LLM orchestration with multiple providers Capability to work with AI agent orchestration frameworks (e.g., LangChain, AutoGen or similar) to support multi-step agentic workflows such as gathering investigation data, conducting risk analysis and drafting deviation reports Knowledge of Azure services including App Service, PostgreSQL and Blob Storage Familiarity with Azure API Management (APIM), Key Vault and Container Registry Background in CI/CD pipelines and deployments through Azure DevOps Understanding of authentication models (OBO, Service Principal) and observability tools such as MLFlow Showcase of frontend development using JavaScript, HTML/CSS and React or Vue Nice to have Familiarity with Databricks We offer We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment Flexible schedule and opportunity to work remotely within Poland Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: Outstanding career roadmap Leadership development, career advising, soft skills, and well-being programs Certification (GCP, Azure, AWS) Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru English classes We cover it all: Stable income (Employment Contract or B2B) Participation in the Employee Stock Purchase Plan Benefits package (health insurance, multisport, shopping vouchers) Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more Referral bonuses Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview. We will reach out to selected candidates exclusively. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.