Senior Full Stack Developer

Jobtailor; Katowice; On-site; PLN 180,000 - 260,000; Full time

Job summary

Jobtailor seeks a senior full-stack engineer to design, develop, and maintain features across the full stack for a Polish-based product. You will drive scalable architectures, collaborate in pair-programming, and contribute to AWS infrastructure and CI/CD improvements.

We value mentoring junior teammates, a proactive learning mindset, and a passion for building products with tangible societal impact. Opportunities exist to broaden responsibilities into requirements gathering and project

Qualifications

• 5+ years of commercial full-stack development experience.
• Experience with Javascript or Typescript frontend and Vue.js, React or Angular.
• Proficiency in at least two OOP languages (e.g., Java, C#, Python, Ruby, Golang).
• Experience in cloud environments and mentoring junior teammates.

Responsibilities

• Design, develop, and maintain features across the full stack.
• Architect scalable solutions for high-volume traffic and large datasets.
• Participate in pair-programming and code reviews to improve quality.
• Contribute to AWS infra management and CI/CD optimization.
• Review and improve product performance and user experience.
• Possibility to expand toward requirements gathering and project management.

Skills

Frontend frameworks

Backend languages

Cloud experience

Mentoring

Learning mindset

Education

Bachelors in CS

Tools

AWS

CI/CD

Git

Job description

Responsibilities

• Design, develop, and maintain features across the entire stack, ensuring seamless integration between the frontend and backend.
• Architect scalable solutions capable of handling high-volume traffic and massive datasets.
• Engage in pair-programming and contribute to a culture of continuous peer feedback through code reviews.
• Take an active role in managing AWS infrastructure and optimizing CI/CD workflows (dependent on experience level).
• Constantly review and improve the product, offering proactive suggestions to enhance user experience and system performance.
• Opportunities to broaden your skill set into requirements gathering, research, and project management.

Requirements

• 5+ years of commercial experience in full stack development.
• Experience with Javascript or Typescript on the frontend with experience in either Vue.js, React or Angular.
• Experience with 2 of the following languages or ability to switch to another language: Java, C#, Python, Ruby, Golang or any OOP language.
• Experience in a cloud environment.
• Experience mentoring junior members of the team.
• A drive to learn new technologies and a "right tool for the job" approach.
• A genuine desire to work on a product that has a tangible, positive impact on society.