JustJoin.IT Praca zdalna Senior

Staff Software Engineer

Yard Corporate

⚲ Kraków

12 500 - 17 083 USD netto (B2B)

Wymagania

  • Ruby on Rails
  • AWS
  • API

Opis stanowiska

About Our Client
On behalf of our Client - a highly profitable, US-headquartered scale-up in the Cybersecurity and Threat Prevention space—we are seeking an experienced Staff Software Engineer.

Our Client builds real-time platform security solutions that protect global digital platforms from fraud, account abuse, and automated attacks. Operating at massive scale, their architecture processes high-throughput API traffic under stringent low-latency requirements. They combine deep backend scalability engineering with a heavy emphasis on intuitive product UI/UX and developer-first design.

Location & Work Setup


100% Remote (requiring working overlap between UTC-5 and UTC+1 time zones).
• Hybrid Option: Access to a modern tech hub in Krakow, Poland if you prefer working from an office.
Key Responsibilities


Product Development: Architect and deliver end-to-end features using a tech stack centered on Ruby on Rails, Angular, and AWS.

• High-Throughput APIs: Design and optimize public-facing APIs with a focus on developer ergonomics, efficiency, and reliability.
• Engineering Standards: Drive continuous quality through thorough code reviews, architectural discussions, and technical mentoring.
• Product Impact: Work in an autonomous, streamlined engineering team where your technical decisions directly shape the platform's trajectory.
Candidate Profile


6+ years of commercial software development experience, ideally within SaaS, fintech, or high-growth product companies.

• Backend Proficiency: Strong experience with Ruby on Rails (or deep expertise in Node.js with a fast learning agility to transition into a Ruby environment).
• API Ecosystems: Proven track record of shipping scale-ready, public-facing APIs optimized for developer consumption.
• Communication: C1+ fluent written and spoken English for daily collaboration in a distributed team.
Work Culture


High Autonomy: Strong emphasis on complete project ownership from concept to production release.

• Pragmatic & Modern: Openness to experiment, iterate, and leverage automation and modern AI tools to eliminate toil.
What Is Offered
• Compensation: ~$150,000 – $205,000 USD / year (B2B Contract).
• Time Off: Unlimited PTO policy + flexible working hours focused on delivered outcomes.
• Benefits: Paid parental leave policy.
• Equipment: Full high-spec hardware setup (laptop + workstation gear).

🔍 Dekoder Ogłoszenia

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highly profitable, US-headquartered scale-up
Firma jest stabilna finansowo i ma ugruntowaną pozycję na rynku, ale nadal działa w modelu szybkiego wzrostu, co może oznaczać presję na wyniki i szybkie tempo pracy.
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Operating at massive scale, their architecture processes high-throughput API traffic under stringent low-latency requirements.
Oczekuje się pracy z bardzo dużymi obciążeniami i konieczności optymalizacji pod kątem szybkości, co może być technicznie wymagające i stresujące.
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combine deep backend scalability engineering with a heavy emphasis on intuitive product UI/UX and developer-first design.
Chociaż jest to pozytywne, może oznaczać, że backendowiec będzie musiał również angażować się w aspekty frontendowe lub współpracować bardzo blisko z zespołem frontendowym, co może wykraczać poza tradycyjny zakres roli backendowej.
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Work in an autonomous, streamlined engineering team where your technical decisions directly shape the platform's trajectory.
Choć brzmi to jak duża swoboda, może oznaczać brak jasno zdefiniowanych procesów decyzyjnych i konieczność samodzielnego rozwiązywania wielu problemów bez wsparcia hierarchii.
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6+ years of commercial software development experience
Wymagane jest znaczące doświadczenie, co może oznaczać, że firma szuka kogoś, kto od razu będzie samodzielny i nie będzie potrzebował intensywnego onboardingu.