May 20, 2026

Senior AI-Driven Software Engineer

Senior • Remote

Does building awesome, innovative products that add up to something meaningful sound like a dream come true?

Come join us and make that vision a reality!

About

We are looking for a product-driven Senior Software Engineer who thrives in fast-paced environments and enjoys turning ideas into practical, user-focused solutions.

In this role, you will independently design and deliver new features and PoC end-to-end on top of an existing large-scale SaaS and data platform. Rather than working in a purely greenfield environment, you will extend and evolve a mature platform with new capabilities, focusing on speed, usability, and real customer value.

A key part of this role is the daily use of AI and LLM-based tools to accelerate development workflows, prototyping, research, testing, and delivery. We are looking for someone who not only uses AI tools effectively but also understands how to integrate AI reasoning and automation into modern software engineering practices.

Responsibilities

  • Independently design, prototype, and deliver new features and PoCs end-to-end

  • Translate product ideas into scalable and user-focused backend solutions

  • Validate technical feasibility and make pragmatic architectural decisions

  • Use AI tools, coding copilots, and LLM-based workflows to accelerate development, experimentation, and delivery

  • Build and maintain scalable backend services and REST APIs using Python (preferably Django)

  • Collaborate closely with Product, Design, and Engineering teams to shape and refine new features

  • Contribute to engineering quality through code reviews, technical guidance, and knowledge sharing

  • Continuously explore and introduce practical AI-driven workflows that improve engineering productivity and delivery speed

Our offer

  • Competitive salary on B2B contract

  • Fully remote position

  • Real impact and independence at work

  • Individual career path

  • Work-life balance

  • A non-corporate atmosphere where innovation, personal growth, and teamwork thrive

  • 100+ smart, curious & ambitious engineers


What you bring

  • 7+ years of experience as a Software Engineer

  • Strong experience with Python and preferably Django

  • Experience building and maintaining large-scale production systems and REST APIs

  • Strong understanding of distributed systems and modern backend architecture

  • Demonstrated daily use of AI tools and LLMs in real engineering workflows
    (e.g. code generation, prototyping, refactoring, testing, documentation, automation)

  • Experience integrating with complex platforms and cloud environments

  • Ability to independently deliver solutions with minimal supervision

  • Strong product mindset and focus on solving real user problems

  • Excellent communication and collaboration skills across Product, Design, and Engineering teams

  • Curiosity, ownership, and passion for learning and experimenting with new technologies

  • Professional level of English

Nice to Have

  • Experience mentoring or coaching engineers

  • Experience working with data products and related scalability challenges

  • Experience promoting AI-driven engineering practices and helping teams adopt modern AI workflows

Benefits

  • International Projects

  • Small Teams

  • Flat Structure

  • Friendly Atmosphere

  • Flexible Hours

  • Individual Career Path


We want your TALENT! Don’t hesitate and APPLY! We are happy to tell you more details about this position in a phone call.

Our recruitment process is very fast and straightforward to ensure a great experience from the first interview to joining your dream team!

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Hands-on experience with Python-based AI/backend frameworks and service development patterns, such as FastAPI, async programming, data validation, and structured outputs. Experience integrating foundation model or cloud AI services and building reliable orchestration layers for prompts, tools, and model interactions. Good knowledge of data access patterns and storage technologies, including SQL and NoSQL databases, caching, and vector databases or semantic retrieval concepts. Experience with AWS cloud services and cloud-native engineering practices, including serverless, containers, observability, and infrastructure automation. Experience with Terraform or other infrastructure-as-code tooling. Knowledge of AI solution quality practices, including testing strategies, evaluation, monitoring, security, privacy, and responsible-use guardrails. Knowledgeable about software architecture, design patterns, logging, monitoring, and performance optimization. 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Krakow, Poland

24,000 - 25,000 PLN

🏢 Summary: Senior Software Engineer (Python) role in a fully remote Martech/e-commerce project focused on building an AI-powered strategic component, including an API gateway and orchestration layer. The position involves designing and developing data-driven web applications using Python and AWS, with strong emphasis on clean architecture and quality. You will also mentor junior engineers and contribute to product discovery and technical decision-making. 🗂️ Requirements: 7+ years commercial experience with Python, Experience building data-driven web applications, Knowledge of SOLID principles, Experience with Domain-Driven Design, Minimum 2 years experience in Agile (Scrum/Kanban) environments, Experience designing and supporting SQL databases (MySQL, MariaDB, Postgres), Basic knowledge of machine learning algorithms, Ability to work in cross-functional teams, B2 level English proficiency 📃 Skills: Python, AWS, FastAPI, FastMCP, SQL, MySQL, MariaDB, Postgres, LLM, NLP, MachineLearning, Scrum, Kanban, Agile, DDD, SOLID 🏢 Description: Join the e-commerce team as a Senior Software Engineer (Python) and create innovative solutions powered by Artificial Intelligence and Large Language Models! Let’s talk about the role of: 🤓 Senior Software Engineer (Python) Ref. no: SSEP/04/2026/P 🎯 Project: You will take part in building a strategic component in the field of artificial intelligence (API gateway, orchestration layer) for a Martech/e-commerce solutions ecosystem. 99% of new functionalities. 💻STACK: Python, AWS, FastAPI, FastMCP 🏣Industry: Martech/E-commerce 📍 Fully remote, PL. What will you be doing on a daily basis? 🚀Design/architecture, develop, implement, and test web-based applications 🚀Collaborate with Product Design and Product Management to develop applications according to the defined specifications. 🚀Implement new features and maintain the existing codebase. 🚀Follow coding standards and best practices. 🚀Ensure quality, clean, tested code is produced (unit, integration, and other QA tests). 🚀Assist the Support and Engineering team in debugging and troubleshooting software defects 🚀Coach and mentor junior software engineers in the team. 🚀 Help create team and development processes, and selection of tools to assist in these efforts 🚀 Be proactive and contribute to the research and specification phases with Product Managers when exploring new product opportunities and features. What will help you get the job done? 🎯 7+ years of practical experience in the development of commercial-grade web-based software applications using Python. 🎯 Demonstrated proficiency with data-driven web applications. 🎯 Practical use of SOLID programming principles and Domain-Driven Design programming. 🎯 Nice to have: Experience working with Large Language Models (LLMs) and other NLP technologies in a multi-agent system. 🎯 2 or more years of competitive web development experience and working in a Scrum/Kanban/Agile environment. 🎯 Basic knowledge of machine learning methods and algorithms. 🎯 Demonstrated ability to work well with business analysts, programmers, and end users in a cross-functional team. 🎯 Experience with data model design, the implementation, and support of SQL databases (MySQL, MariaDB, Postgres). 🎯 Highly developed communications skills and impeccable written communication skills, a team player with an entrepreneurial spirit. 🎯 At least B2 English proficiency level. We offer you: 🎖️Vacation days, private medical packages (Luxmed or Medicover), and Benefits System (multi-sport). 🎖️ Supportive company culture – flat structure, strong teamwork, and openness to new ideas. 🎖️ Remote-first setup. Do you prefer slippers over shoes, or are you expecting an Amazon delivery? No worries, we’ve got you covered. Hello! I’m Ann, and I am responsible for this recruitment process. If you have any questions, please feel free to reach out. I will be happy to meet you! Contact details: 👩 💻 Anna Drzał 📧 e-mail:anna.drzal@hrcontact.co ☎️ +48 503 922 611 hrcontact.co CAZ: 11828

Technology

HR Contact

Senior Software Engineer (Python)​

Senior

Remote

Krakow, Poland

24,000 - 25,000 PLN

🏢 Summary: Senior Software Engineer (Python) role focused on building a strategic AI component (API gateway and orchestration layer) for a Martech/e-commerce ecosystem. The position involves designing and developing data-driven web applications and integrating AI/LLM-based solutions in a largely greenfield environment. Fully remote role within Poland. 🗂️ Requirements: 7+ years experience in commercial web application development with Python, Proficiency in building data-driven web applications, Practical application of SOLID principles, Experience with Domain-Driven Design, Minimum 2 years experience in Agile (Scrum/Kanban) environments, Experience in SQL database design and implementation, Knowledge of machine learning methods and algorithms, B2 level English proficiency 📃 Skills: Python, AWS, FastAPI, FastMCP, SQL, MySQL, MariaDB, Postgres, LLM, NLP, MachineLearning, SOLID, DDD, Scrum, Kanban, Agile 🏢 Description: Join the e-commerce team as a Senior Software Engineer (Python) and create innovative solutions powered by Artificial Intelligence and Large Language Models! Let’s talk about the role of: 🤓 Senior Software Engineer (Python) Ref. no: SSEP/04/2026/P 🎯 Project: You will take part in building a strategic component in the field of artificial intelligence (API gateway, orchestration layer) for a Martech/e-commerce solutions ecosystem. 99% of new functionalities. 💻STACK: Python, AWS, FastAPI, FastMCP 🏣Industry: Martech/E-commerce 📍 Fully remote, PL. What will you be doing on a daily basis? 🚀Design/architecture, develop, implement, and test web-based applications 🚀Collaborate with Product Design and Product Management to develop applications according to the defined specifications. 🚀Implement new features and maintain the existing codebase. 🚀Follow coding standards and best practices. 🚀Ensure quality, clean, tested code is produced (unit, integration, and other QA tests). 🚀Assist the Support and Engineering team in debugging and troubleshooting software defects 🚀Coach and mentor junior software engineers in the team. 🚀 Help create team and development processes, and selection of tools to assist in these efforts 🚀 Be proactive and contribute to the research and specification phases with Product Managers when exploring new product opportunities and features. What will help you get the job done? 🎯 7+ years of practical experience in the development of commercial-grade web-based software applications using Python. 🎯 Demonstrated proficiency with data-driven web applications. 🎯 Practical use of SOLID programming principles and Domain-Driven Design programming. 🎯 Nice to have: Experience working with Large Language Models (LLMs) and other NLP technologies in a multi-agent system. 🎯 2 or more years of competitive web development experience and working in a Scrum/Kanban/Agile environment. 🎯 Basic knowledge of machine learning methods and algorithms. 🎯 Demonstrated ability to work well with business analysts, programmers, and end users in a cross-functional team. 🎯 Experience with data model design, the implementation, and support of SQL databases (MySQL, MariaDB, Postgres). 🎯 Highly developed communications skills and impeccable written communication skills, a team player with an entrepreneurial spirit. 🎯 At least B2 English proficiency level. We offer you: 🎖️Vacation days, private medical packages (Luxmed or Medicover), and Benefits System (multi-sport). 🎖️ Supportive company culture – flat structure, strong teamwork, and openness to new ideas. 🎖️ Remote-first setup. Do you prefer slippers over shoes, or are you expecting an Amazon delivery? No worries, we’ve got you covered. Hello! I’m Ann, and I am responsible for this recruitment process. If you have any questions, please feel free to reach out. I will be happy to meet you! Contact details: 👩 💻 Anna Drzał 📧 e-mail:anna.drzal@hrcontact.co ☎️ +48 503 922 611 hrcontact.co CAZ: 11828