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M2

Software Engineering Technical Leader (Go + Cloud)

Build and scale enterprise-grade agentic AI solutions with powerful infrastructure, Mistral LLM integration, and optimized edge computing for smarter automation.

engineeringhybridKraków, PLfull-time

Benefits:

  • Stable, collaborative, and supportive work environment

  • Work-life balance

  • Well-being support

  • Time away

  • Family support

Education Requirements:

  • Bachelor’s degree in Computer Science, Engineering, or a related field.

Experience Requirements:

  • 8+ years of relevant experience.

Other Requirements:

  • Proficiency in Go, Python, C++, or Java

  • Experience building and operating distributed systems

  • Hands-on experience with Kubernetes and container ecosystems

  • Strong debugging and troubleshooting skills

  • Experience building applications using CI/CD pipelines

Responsibilities:

  • Own features end-to-end across the complete SDLC

  • Design, build, and maintain highly scalable, distributed systems

  • Translate customer and business needs into technical solutions

  • Identify and resolve pre-production bottlenecks and production issues

  • Mentor junior engineers and contribute to engineering culture

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M2

Senior Software Engineer / Tech Lead (Python)

Build and scale enterprise-grade agentic AI solutions with powerful infrastructure, Mistral LLM integration, and optimized edge computing for smarter automation.

engineeringhybridKraków, PLfull-time

Benefits:

  • Well-being support

  • Time away

  • Family support

Experience Requirements:

  • 6+ years of experience.

Other Requirements:

  • Strong system design skills and engineering fundamentals

  • Hands-on experience building production systems with Python

  • Practical experience with AWS services (S3, Glue, Airflow, etc.)

  • Infrastructure-as-code experience (Terraform)

  • Experience with CI/CD pipelines and containerization

Responsibilities:

  • Design end-to-end, cloud-native architectures and data pipelines

  • Establish engineering standards and AI-assisted practices

  • Build, containerize, deploy, and operate services

  • Contribute to high-level technical decisions and documentation

  • Mentor engineers and foster a strong engineering culture

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Sensor Tower

Back End Engineer (Mid/Sr Level) - Ruby

Analyze mobile app performance and digital ad trends with data-driven insights to help marketers and developers optimize their global growth strategies.

engineeringremoteKraków, PLfull-time

Experience Requirements:

  • 3+ years of experience as a software engineer

  • Required: Ruby on Rails (or Python and willing to learn Ruby on Rails)

  • Nice to have: Clickhouse, MongoDB, Sidekiq, TypeScript, React.js

Other Requirements:

  • Strong foundation in programming, algorithms, and software application design

  • Solid understanding of RESTful systems and API design

  • Understanding of the basics of cloud environments (AWS)

Responsibilities:

  • Participate in the full development life cycle (design, implementation, release)

  • Work on full feature implementation from architecture to delivery

  • Optimise endpoints that touch billions of rows in the database

  • Perform code reviews and suggest process improvements

  • Work on challenging products like SDK Insights

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Sensor Tower

Junior Back End Engineer

Analyze mobile app performance and digital ad trends with data-driven insights to help marketers and developers optimize their global growth strategies.

engineeringremoteKraków, PLfull-time

Benefits:

  • Mentorship from senior engineers

  • Real ownership of features

  • Exposure to large-scale production systems

  • Collaborative culture

  • Opportunities to grow and learn new things

Education Requirements:

  • Technical Foundation: A strong grasp of algorithms, RESTful systems, and API design

Experience Requirements:

  • Early-career engineer

  • Preferred: Knowledge of Ruby on Rails and the broader Ruby ecosystem

  • Alternative: Proficiency in Python or similar with willingness to cross-train

  • Nice-to-have: Experience with Clickhouse, MongoDB, or Sidekiq

Other Requirements:

  • A portfolio of meaningful Github contributions or personal projects

  • Proactive approach to digging into sources

  • Interest in backend systems and working with data

  • Strong communication and collaboration skills

Responsibilities:

  • Contribute to features across the full development lifecycle

  • Help build APIs and backend services

  • Learn how to work with large datasets and high-performance databases

  • Improve code quality through testing, refactoring, and reviews

  • Pair-program and collaborate with teammates

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Browzwear

Sr. Software Engineer (React/Javascript)

Accelerate fashion go-to-market by 30-50% with hyper-realistic AI models and 3D digital twins that replace physical samples for wholesale and e-commerce.

engineeringremoteKraków, PLfull-time

Education Requirements:

  • Bachelor’s degree in Computer Science or a similar discipline (or equivalent experience)

Experience Requirements:

  • 8+ years of professional software engineering experience

  • Strong experience with React, modern JavaScript (ES6+), HTML5, and CSS3

  • Experience working with OOP and object-oriented design (OOD)

  • Strong debugging skills and the ability to work effectively in large codebases

  • Experience performing code reviews and collaborating in a team environment

Other Requirements:

  • Willingness to code in C++

  • Ability to work effectively in large codebases

  • Strong debugging skills

Responsibilities:

  • Lead the modernization of legacy JavaScript UI code into a modern React-based architecture

  • Design, implement, and maintain UI features with a focus on usability, performance, and scalability

  • Collaborate with C++ engineers to integrate UI and desktop application functionality

  • Debug and resolve issues across the front-end and desktop stack

  • Review code, provide constructive feedback, and help maintain high engineering standards

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