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airSlate

Senior PHP Developer

airSlate

Senior PHP Developer responsible for payment systems integration and optimization at airSlate, a global SaaS company specializing in workflow automation.

Posted 5/4/2026full-timeRemote • 🇵🇱 PolandSeniorWebsite

Tech Stack

Tools & technologies
DockerLaravelPHPPostgresRedis

About the role

Key responsibilities & impact
  • Maintain and evolve the large codebase that powers our billing and payments service
  • Integrate with external billing-related services and connect new payment gateways
  • Solve production payment issues and keep the system reliable and secure
  • Design and review software architecture for new payments features
  • Implement hypotheses and run experiments to move core business metrics
  • Write tests and contribute to a well-covered, high-quality codebase
  • Analyze relevant metrics to inform decisions and validate experiment outcomes

Requirements

What you’ll need
  • 4+ years of commercial programming experience
  • Strong PHP skills (8.0–8.3) with production work in Laravel
  • Experience with relational databases, preferably PostgreSQL
  • Hands-on experience with Redis
  • Comfort with Git and Docker in day-to-day workflows
  • Solid understanding of software architecture and design principles
  • Ability to assess task complexity, decompose work, and prioritize effectively
  • A mature, self-driven mindset and the ability to take responsibility for tasks and whole features end to end
  • Fluent Ukrainian or Russian

Benefits

Comp & perks
  • Flexible working environment - Our teams operate across the globe. We value in‑person collaboration in our hubs, but we also embrace remote and hybrid working. You can work from one of our offices in the United States, Poland, Romania or Ukraine, or remotely from many countries.
  • Competitive compensation and stock options - We offer salaries that reflect local market conditions and experience, plus a performance-based bonus system and stock options so you share in the company’s growth.
  • Professional growth and learning - We invest in your development through courses, conferences, and access to learning resources. We encourage career growth and internal mobility, supporting teammates who want to explore new opportunities within airSlate.
  • Health and well‑being - We provide comprehensive benefits tailored to each country, including health coverage, wellness programmes and access to fitness options. We also dedicate quarterly company-wide Mental Health Days, when everyone takes time off to rest and recharge.
  • Family‑friendly culture - Family life is part of who we are, and we embrace it in many forms. From flexibility for parents to our airSlate Junior Club for kids, to company-wide family days and our pet-friendly approach, we’re committed to making work and life easier to balance.
  • Giving back - We support charitable initiatives around the world through the airSlate Care programme. Our current focus includes humanitarian aid in Ukraine and other regions, matching employee donations and supporting causes chosen by our teams.
  • Open communication - We encourage transparent dialogue at all levels. From team discussions to company-wide Q&A sessions with our CEO, we make sure everyone has the chance to be heard and to influence how we grow.

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Hard Skills & Tools
PHPLaravelPostgreSQLRedisGitDockersoftware architecturedesign principlesproduction programmingcode testing
Soft Skills
task complexity assessmentwork decompositionprioritizationself-driven mindsetresponsibilitycommunicationproblem-solvingreliabilitycollaborationadaptability