Always looking for talent
Great products are built by great people, and we work hard to find the best and brightest. If you’re a curious and creative problem solver who loves what they do, apply for our openings.
Senior Python Developer
Senior lvl.
- 5+ years of experience in Python backend development and strong expertise in software architecture.
- Experience in building and maintaining scalable systems with asynchronous programming, cloud platforms (AWS/GCP/Azure), Docker, and Kubernetes.
- Skills in designing and managing data pipelines, implementing CI/CD processes, and demonstrating autonomy and ownership in startup environments.
Senior Full Stack Developer
Senior lvl.
- 7+ years of experience designing and developing scalable, enterprise-grade applications with a strong focus on performance, quality, and reliability.
- Proven expertise in building and maintaining robust backend services using Node.js, TypeScript, and PostgreSQL, as well as front-end applications with React.
- Solid background in cloud-native development, CI/CD automation, and system optimization, with hands-on experience delivering high-performance solutions in dynamic startup environments.
Senior C++ Developer
Senior lvl.
- 6+ years of professional C++ development experience, including 2–3+ years building Windows-based software for system-level and security-focused products.
- Hands-on expertise with Windows OS mechanisms and APIs — processes, threads, IPC, networking, services, memory management, and file systems — in both user and kernel modes.
- Ability to write, debug, and optimize reliable C++ code in user mode and (ideally) kernel mode within a product-focused, security-oriented engineering team.
Senior macOS Engineer
Senior lvl.
- Extensive experience building production-ready macOS agents and system-level components for security-critical applications.
- Strong foundation in secure software design, macOS internals, and performance-driven engineering.
- Advanced proficiency in Objective-C, C++, and Python, with a proven record of delivering scalable and reliable endpoint security solutions.
Why join Fifth
Collaborative innovation
Apply your skills in new and interesting ways while working on challenging and innovative projects. Fifth’s clients become partners, and you have the chance to form long-term relationships with exceptional people from all over the world who are working on products and services that improve businesses and lives.
A team culture based on collaboration, mutual respect, and creative problem solving. We practice a flat hierarchy management style, where you can approach anyone with ideas and concerns and be heard. We encourage open communication and a supportive environment where autonomy and teamwork go hand in hand.
A nurturing workplace
Thrive as a professional in a working environment with clear production processes and strong project management experience. Learn in a culture of collaboration and mentorship that ensures continuous growth and improvement. Connect through team building events, sports, socials, professional development workshops, and more.
Do your best work in a bright and spacious modern office fully equipped with comfort and amenities. Meditate, play, or enjoy the view on our rooftop patio. You’ll enjoy equal and equitable benefits, including a competitive salary, training courses, health insurance, and other perks that reward good work and initiative.
