Senior Full-stack (PHP + React) Developer

Digis, a Fiverr company (NYSE: FVRR); Warszawa; On-site; PLN 120,000 - 180,000; Full time

Benefits offered by this job

Competitive compensation package

Long-term cooperation and stability

Proven product with around 10 years of

Strong company backing as part of the 

New team built from scratch with room

Bi-weekly engineering discussions on A

AI-powered development supported by a

Job summary

Digis, a Fiverr company, is building a high-load SaaS platform and expanding a new team in Warsaw. The role centers on creating landing pages, testing funnel variants, and integrating external APIs to improve the client onboarding and conversion processes.

You will contribute to migrating parts of the funnel to React and modern architectures, while maintaining a strong PHP/WordPress foundation. English proficiency at Upper-Intermediate or higher is required.

Qualifications

• 5+ years of general software development experience.
• 3+ years hands-on PHP development.
• 3+ years hands-on ReactJS development.
• Experience with WordPress.
• English level: Upper-Intermediate or higher.

Responsibilities

• Create new landing pages and test paid vs. free funnel models.
• Develop and test alternative versions of existing flows for A/B testing.
• Integrate with external APIs used in the funnel.
• Support and extend the existing PHP/WordPress-based funnel when needed.
• Gradually migrate parts of the existing solution toward React and newer architecture.

Skills

PHP

ReactJS

WordPress

English (Upper-Intermediate)

Job description

Digis is an international technology company, part of Fiverr (NYSE: FVRR), with 250+ specialists delivering high-load SaaS platforms, enterprise solutions, and cloud-native products for clients worldwide. We build long-term engineering teams and ensure transparency, stability, and professional growth for every talent.

About the Project

Large SaaS platform in the e-commerce domain that automates store operations for online sellers. The platform covers product importing, inventory and price synchronization, supplier integrations, order fulfillment automation, and marketplace management.

Responsibilities:

• Create new landing pages and test paid vs. free funnel models
• Develop and test alternative versions of existing flows for A/B testing
• Integrate with external APIs used in the funnel
• Support and extend the existing PHP/WordPress-based funnel when needed
• Gradually migrate parts of the existing solution toward React and newer architecture

Requirements:

• 5+ years of general software development experience
• 3+ years of hands-on experience with PHP
• 3+ years of hands-on experience with ReactJS
• Experience with WordPress
• English level: Upper-Intermediate or higher

We offer:

• Competitive compensation package
• Long-term cooperation and stability
• Proven product with around 10 years of successful operation
• Strong company backing as part of the Fiverr Group
• New team built from scratch with room to shape its ways of working
• Bi-weekly engineering discussions on architecture, implementation, and knowledge sharing
• AI-powered development supported by the client, including Claude Code for coding, refactoring, PR reviews, and Jira/Confluence tasks

If this sounds like the right opportunity for you,

If your experience is a strong match for this position, we’ll be happy to reach out to you to discuss the next steps.