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Senior Full-Stack Engineer (PHP/React)

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Senior Full-Stack Engineer (PHP/React)

We’re looking for a Senior Full-Stack PHP Developer to join a well-established international IT company that builds long-term partnerships with businesses rather than outsourcing. The team works on high-impact platforms in industries such as aviation, banking, B2B marketplaces, and job search solutions.

award icon Salary: 13,000–25,000 PLN gross on CoE / 15,000-28,000 PLN NET on B2B
award icon Full-time
award icon B2B or CoE
award icon Hybrid: 3 days office / 2 days home in Warsaw

Requirements

checked icon 3+ years of experience with PHP (Symfony, PSR standards)
checked icon 3+ years of experience with TypeScript/JavaScript and React (Redux)
checked icon Strong understanding of the full application lifecycle
checked icon Experience with PostgreSQL and backend integrations
checked icon Hands-on experience with Docker and modern development workflows
checked icon Confident working in Linux environments (1+ year)
checked icon Active use of Composer and dependency management
checked icon Experience with CI/CD, cross code reviews, and TDD
checked icon English proficiency for daily communication with colleagues and PMs

Nice to have

checked icon Experience modernizing or upgrading legacy PHP applications
checked icon Familiarity with RabbitMQ, Memcached, Manticore/Sphinx Search
checked icon Experience with SSR, WebPack/Vite, Leaflet
checked icon Frontend testing experience (Jest, React Testing Library, Playwright)
checked icon Knowledge of Kubernetes, Vagrant, SaltStack
checked icon Experience with AI-related solutions or integrations

Responsibilities

checked icon Develop and maintain scalable full-stack applications using PHP and React
checked icon Build and integrate backend services, APIs, and messaging systems
checked icon Contribute to architectural decisions and participate in code reviews
checked icon Collaborate closely with product managers and cross-functional teams
checked icon Ensure performance, reliability, and long-term maintainability of applications
checked icon Support CI/CD pipelines and testing practices
checked icon Share knowledge and best practices within the engineering team

What do we offer?

checked icon Company-provided work equipment
checked icon Fully paid sick leave
checked icon Healthcare or Multisport
checked icon Annual salary review
checked icon 75% reimbursement for professional education
checked icon Free weekly English classes

Please include GDPR consent

I acknowledge, that by submitting the form I give consent for my personal data included in the application to be processed by DevsData LLC for the purposes of current and future recruitment processes in accordance with Art. 6 paragraph 1 letter a of the Regulation of the European Parliament and of the Council (EU) 2016/679 of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation).
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globe icon Hybrid/Warsaw

Senior Full-Stack Engineer (PHP/React)

15000 - 28000 PLN (15,000 - 28,000 PLN) net/month - B2B
net/month - B2B
15000 - 28000 PLN (15,000 - 28,000 PLN)
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[email protected] copy email
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DevsData LLC needs the contact information and your personal data to be processed for the needs of a recruitment process. For information on how to withdraw your consent, as well as our privacy practices and commitment to protecting your privacy, check out our Privacy Policy.
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What will be your next steps?

1

Quick non-technical
conversation

It's all about communication! We want to see how your social and decision-making skills can contribute to efficient team performance.

2

60 to 90 minutes technical
interview

During the technical interview, we want to assess the candidate's specific knowledge, skills, and abilities in relation to our client's needs.

3

Client
interview

The problem-solving challenge is all about using logic and creativity to make sense of a situation and develop an intelligent solution.

4

Offer

You did it! After managing to get through all of these rigorous stages, it's finally time to recommend you directly to our clients.

1

Quick non-technical
conversation

It's all about communication! We want to see how your social and decision-making skills can contribute to efficient team performance.

2

60 to 90 minutes technical
interview

During the technical interview, we want to assess the candidate's specific knowledge, skills, and abilities in relation to our client's needs.

3

Client
interview

The problem-solving challenge is all about using logic and creativity to make sense of a situation and develop an intelligent solution.

4

Offer

You did it! After managing to get through all of these rigorous stages, it's finally time to recommend you directly to our clients.
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I acknowledge, that by submitting the form I give consent for my personal data included in the application to be processed by DevsData LLC and transferred to customers, to whom eventually applied for the purposes of current and future recruitment processes in accordance with Art. 6 paragraph 1 letter a of the Regulation of the European Parliament and of the Council (EU) 2016/679 of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation). Also, I agree for my data to be processed outside of the European Union, especially explicitly including countries like the United States, United Kingdom and Singapore. Consent is voluntary. I have the right to withdraw my consent at any time (data are processed until the withdrawal of consent). I have the right to access, rectify, delete or limit processing of the data, the right to object, the right to submit a complaint to the supervisory authority or transfer the data. The administrator is DevsData LLC located in 1820 Avenue M #481 Brooklyn, NY 11230, United States. The administrator processes data following the Privacy Policy.
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Best back-end engineers I've ever worked with.

“I interviewed about a dozen different firms. DevsData LLC is truly exceptional – their backend developers are some of the best I’ve ever worked with. I’ve worked with a lot of very well-qualified developers, locally in San Francisco, and remotely, so that is not a compliment I offer lightly. I appreciate their depth of knowledge and their ability to get things done quickly.”

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Nicholas Johnson

CEO of Orange Charger LLC,

Ex-Tesla Engineer,

Mentor at YCombinator

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Tailored recruitment process, trusted market expertise.

“DevsData reached out to us, as we’ve been looking to grow our engineering team in Europe and Poland. Communicating efficiently and professionally, DevsData made a strong impression with their understanding of the recruitment challenges we were facing. They designed a tailored recruitment process for our needs. I was impressed with the technical depth of their approach.”

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Karim Butt

Co-Founder & CTO at GlossGenius, Inc.

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Outstanding vendor, 21 engineers hired.

“Out of all the vendors we work with, DevsData clearly stands out. The quality of developers they deliver is beyond what we've received from any other vendor, and they've been able to send profile recommendations very quickly. I'm happy to be their reference for other companies from Israel and talk about their recruitment abilities and what they delivered for us.”

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Senior Manager at

ZIM Integrated

Shipping Services Ltd.

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Proactive partner, exceptional results.

“DevsData demonstrated a strong degree of proactivity, taking time to thoroughly understand the problem and business perspective, and continuously suggesting performance and usability enhancements. Their app exceeded my expectations. I've worked with DevsData on numerous projects over the last 3 years and I'm very happy. Being both responsive and honest in communication.”

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Partner & Executive VP of Verus,

Financial LLC, Investor,

& Serial Entrepreneur

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