Senior Fullstack Engineer - AI-Powered, Flexible Remote

airSlate; Poland; Hybrid; PLN 180,000 - 280,000; Full time

Benefits offered by this job

Flexible working environment

Job summary

airSlate is a global SaaS company delivering no-code workflow automation, e-signature, and document management. We seek a senior software engineer to build production software with AI coding agents, contributing to end-to-end features and system reliability.

You will own features, review agent outputs, and improve team processes across global hubs including the US, Poland, Romania, Ukraine and more. Fluent English is required.

Qualifications

• 5+ years of commercial software engineering experience.
• Experience building production software with AI coding agents.
• Commercial experience with PHP, Node.js or Golang.
• Hands-on experience with JavaScript, TypeScript, and React.
• Strong SQL and relational databases (MySQL/PostgreSQL).
• Working knowledge of Docker for development and deployment.
• DevOps, CI/CD, AWS and cloud-native basics.
• Fluent English, written and spoken.

Responsibilities

• Delivering product features with AI coding agents as the primary implementation loop, with specs and context-rich tasks.
• Reviewing and verifying agent-generated code with rigorous checks before production.
• Owning features end-to-end: requirements, quality, testing, production deployment, and post-release monitoring.
• Improving team workflows with agents: context, prompts, and guardrails.
• Conducting code and documentation reviews to ensure quality and consistency.
• Participating in duty rotations: monitoring production systems and incidents.
• Growing technically within a team with strong engineering culture and clean architecture.

Skills

AI coding agents

PHP/Node.js/Golang

JavaScript/TypeScript/React

SQL (MySQL/PostgreSQL)

Docker

DevOps / CI/CD / AWS

Technical documentation

Fluent English

Tools

Claude Code

Cursor

Codex

Job description

airSlate is a global SaaS company delivering no-code workflow automation, e-signature, and document management. We seek a senior software engineer to build production software with AI coding agents, contributing to end-to-end features and system reliability.

You will own features, review agent outputs, and improve team processes across global hubs including the US, Poland, Romania, Ukraine and more. Fluent English is required.