Senior/Lead Back End Engineer

🕒 July 29

🌐 Romania, Poland, +4 more countries – Remote

🇷🇴 Romania – Remote 🇵🇱 Poland – Remote 🇺🇦 Ukraine – Remote 🇰🇿 Kazakhstan – Remote 🇦🇿 Azerbaijan – Remote 🇺🇿 Uzbekistan – Remote

⏰ Full Time

🟠 Senior

🔙 Backend Engineer

👻 Ghost score 41%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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RemoFirst

WebsiteLinkedInAll Job Openings

201 - 500 employees

Founded 2021

👥 HR Tech

☁️ SaaS

🤝 B2B

HR Tech • SaaS • B2B

RemoFirst is a global HR platform and Employer of Record (EOR) provider that helps companies hire, onboard, pay, and manage employees and contractors in 185+ countries without creating local entities. The company combines AI-powered tools (recruiter agent, payroll reconciliation, HR task manager) with services such as global payroll in multiple currencies, contractor payments in 150+ countries, visas and work permits in 110+ countries, international health insurance, background checks, and compliance support. RemoFirst targets fast-growing teams and enterprises, offering a single SaaS platform for global hiring, payroll, benefits, and workforce management, plus resources and integrations for HR and finance teams.

📋 Description

• Design, develop, and maintain backend services using Python and Java. • Support and contribute to the gradual migration from Python-based services to Java, ensuring stability and continuityBuild and maintain RESTful APIs and backend integrations. • Participate in system design and architectural discussions, especially around service boundaries and migration strategy. • Work with distributed systems and microservices. • Integrate with third-party services and external APIs. • Write clean, well-tested, and maintainable code following best practices. • Participate in code reviews, technical discussions, and knowledge sharing. • Debug production issues and improve system reliability, observability, and performance. • Collaborate effectively with cross-functional teams across time zones.

🎯 Requirements

• 5+ years of backend software development experience • Strong professional experience with Python (Django, FastAPI, Flask, or similar frameworks) • Strong professional experience with Java, preferably using Spring Boot. • Solid understanding of object-oriented design, SOLID principles, and design patterns • Experience designing and consuming RESTful APIs • Experience with relational databases (PostgreSQL, MySQL); exposure to NoSQL databases is a plus • Familiarity with unit testing, integration testing, and test-driven development (TDD) • Experience with CI/CD pipelines, Git, and modern development workflows • Understanding of microservices architecture and distributed systems • Experience working with cloud platforms (AWS preferred) • Strong problem-solving skills and attention to performance and scalability • Excellent written and verbal communication skills in English.

🏖️ Benefits

• Fully remote role • Opportunity to work on global-scale systems and products • Exposure to international teams and modern engineering practices • High ownership and autonomy in a fast-growing startup environment • A strong culture grounded in speed, ownership, trust, transparency, customer obsession, and excellence. • Real problems, global impact, and the chance to help redefine how the world works.