Senior Engineer

Summary

Join Celestia Labs, a remote-first, globally distributed team, as a Senior Engineer. Lead technical efforts, including coding, reviews, specifications, and technical discussions. Critically evaluate how low-level details influence broader goals. Demonstrate strategic thinking and hands-on problem-solving. Experience in a similar role is required, with Golang experience preferred. Enjoy remote work flexibility, competitive salary, stipends, 4 weeks of vacation, mentorship opportunities, 401k, and comprehensive healthcare (US-based). Team events are typically scheduled between 1 PM and 6 PM CET.

Requirements

• Excel at working independently and have a deep understanding of system design and software architecture
• Be skilled at identifying and addressing performance bottlenecks and security gaps with effective solutions
• Be known for setting technical direction, mentoring team members, and driving projects to success
• Have 3–5 years of hands-on experience with low-level networking technologies (e.g., p2p, distributed systems, blockchain)
• Have experience that is not exclusively with smart contracts

Responsibilities

• Design and implement complex features or entire systems, ensuring robust and scalable solutions
• Drive key architectural decisions, balancing trade-offs in scalability, performance, and security
• Guide junior and mid-level engineers by providing constructive feedback on code, development practices, and growth opportunities
• Set high standards for code quality, testing, documentation, and effective communication
• Work closely with product managers, designers, and stakeholders to align on goals and priorities
• Debug and resolve complex technical challenges, taking ownership of critical issues as they arise

Preferred Qualifications

• Have experience with Golang
• Have experience in the blockchain space
• Have general excitement about web3 and modular blockchain technology

Benefits

• Enjoy remote work flexibility with multiple in-person team gatherings annually
• Receive a competitive salary paired with a meaningful long-term compensation package
• Benefit from stipends for your home office, coworking space, and professional or personal development
• Take advantage of 4 weeks of annual vacation to recharge and relax
• Join a supportive, inclusive team with mentorship opportunities and a focus on professional growth
• Access to a 401k and comprehensive healthcare coverage for US-based team members