Senior Full Stack Developer

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

Job summary

Jobtailor is seeking an experienced full-stack developer to design, build, and maintain features across the stack, ensuring seamless frontend-backend integration.

You will work with modern frameworks (Vue.js, React, or Angular), mentor junior teammates, and contribute to scalable cloud-based infrastructure and efficient CI/CD pipelines. This role also offers opportunities to broaden your skills through requirements gathering, research, and project management in Kraków.

Qualifications

• 5+ years of commercial full-stack experience.
• Frontend: JavaScript/TypeScript with Vue.js, React, or Angular.
• Proficiency in at least two OOP languages (e.g., Java, C#, Python).
• Experience in cloud environments.
• Experience mentoring junior developers.
• Willingness to learn and adapt to new technologies.
• Desire to work on a product with a positive societal impact.

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.

Skills

Full-stack development

JavaScript

TypeScript

Vue.js

React

Angular

Java

Python

Cloud

Mentoring

Continuous learning

Societal impact

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.