Senior Software Engineer - AI-Driven SaaS (Full-Stack)

Formstack; Kraków; Hybrid; PLN 320,000 - 460,000; Full time

Benefits offered by this job

Health benefits

Learning stipend

Hybrid work environment

Inclusive community

Job summary

Intellistack is seeking a senior software engineer with a strong full-stack background to design, build, and maintain SaaS applications across multiple products. You will contribute to frontend and backend code, improve CI/CD pipelines, and ensure secure, scalable production systems.

You will work in a hybrid environment with hubs in Krakow, Poland, and collaborate across Platform Engineering, Product, and Support teams. Strong communication and mentoring skills are expected.

Qualifications

• 6+ years of professional software engineering experience.
• Strong full-stack development experience with modern web technologies.
• Experience deploying and supporting applications on AWS or similar cloud platforms.
• Bachelor's degree in Computer Science, Engineering, or equivalent practical experience.

Responsibilities

• Design, develop, test, and deploy production-quality software across multiple Intellistack applications and shared platform services.
• Contribute across frontend and backend codebases, applying strong engineering fundamentals without requiring deep specialization in a single application.
• Design and implement improvements that improve reliability, security, maintainability, and engineering velocity.
• Own and improve development workflows, CI/CD pipelines, and deployment automation.
• Maintain and modernize application dependencies and runtime environments to keep products secure and performant.
• Investigate, troubleshoot, and resolve complex production issues spanning multiple products and services.

Skills

Full-stack development

AWS cloud

Distributed systems

CI/CD pipelines

Troubleshooting

Communication

On-call rotation

Education

Bachelor's degree

Tools

Docker

Datadog

Sentry

GitHub Actions

CloudWatch

Job description

Intellistack is seeking a senior software engineer with a strong full-stack background to design, build, and maintain SaaS applications across multiple products. You will contribute to frontend and backend code, improve CI/CD pipelines, and ensure secure, scalable production systems.

You will work in a hybrid environment with hubs in Krakow, Poland, and collaborate across Platform Engineering, Product, and Support teams. Strong communication and mentoring skills are expected.