Lead Backend Engineer (Ruby On Rails) - Fully Remote

Join a profitable, fast-moving mobile apps startup as a Backend Lead, where you’ll own the core backend behind social and dating products used by hundreds of thousands of users. You’ll lead a senior team of 4–5 backend engineers, reporting directly to the CEO, and be responsible for turning product and business goals into clear technical roadmaps, sprint plans, and high-quality execution.

Requirements

• 8+ years of professional backend development experience in production environments
• Proven experience owning backend architecture for a mobile-first, consumer-facing app
• Strong hands-on expertise with Ruby On Rails
• Experience building and scaling high-traffic systems (Over 10k+ daily active users) with a focus on performance and reliability
• Solid understanding of distributed systems, relational databases, caching, and performance optimization
• Practical experience working in the cloud (preferably AWS) and collaborating closely with DevOps / infrastructure engineers
• Excellent communication skills with the ability to explain complex technical topics and trade-offs to non-technical stakeholders (e.g. CEO, Product)
• Background in a startup or fast-moving product companies, comfortable with changing priorities and making pragmatic trade-offs
• Strong product mindset, user-focused, impact-driven, and able to connect technical decisions to business outcomes
• Comfortable taking ownership, making decisions, and leading in a fully remote, distributed team environment

Benefits

• Fully Remote Role with flexible working hours
• 30k USD bonuses (seasonal + EOY, dependant on individual and company performance)
• Work on high-impact, high-scale mobile products (millions of downloads) in a profitable, growing startup
• Strong engineering culture: open-minded, low-ego, direct communication, and high ownership
• Access to company-provided AI tools (e.g. ChatGPT, Claude, Cursor company accounts) to boost your productivity
• 27 days of paid vacation (15 days of personal leave + 12 days of public holidays following your local country calendar)
• Company paid team trips, 1–2 times per year to attractive locations (e.g. Thailand, Bali) including flights and accommodation