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jobs

**The Team**

Founded in 2020, Synonym is preparing for the post-Bitcoin economy by designing and developing an ecosystem of products and protocols that includes Bitkit, Blocktank, and Pubky. Synonym empowers individuals to take control and ownership of their digital lives. We are committed to the principles of digital autonomy, privacy, and open-source technology.

Synonym is an entirely remote team of Bitcoiners working to bring new integrated products to Bitcoin using the Lightning Network and cutting-edge peer-to-peer technology. 

**About the Role**

We’re seeking a **Senior Rust Engineer** to join our growing Pubky team. You will play a vital role in designing, building, and maintaining our core products, with a particular focus on Pubky Core and Pubky Nexus. This position is perfect for a self-driven individual who is ready to contribute to high-impact projects, ensure code quality, and contribute to core product development.

- **USA citizens and USA residents are not eligible for this position. Remote only**
- **Contract type:** Full-time
- **Location:** Remote
- **Salary:** Based on experience, be prepared to communicate your requirements

**Responsibilities**

- **Design & Development:** Architect, develop, and maintain robust Rust-based solutions for our core products and protocols.
- **Integration:** Collaborate with cross-functional teams (e.g., product, UX, QA) to ensure seamless integration of new features and improvements into existing systems.
- **Code Quality:** Perform code reviews, implement best practices, and maintain high standards of code quality and documentation.
- **Scalability & Performance:** Optimize applications for maximum speed, reliability, and scalability, ensuring efficient resource usage.
- **Innovation:** Stay informed about emerging libraries, and industry trends; proactively suggest and implement improvements or new approaches.
- **Security & Reliability:** Work closely to protect user data and maintain system integrity.


**Skills and Qualifications**

- **Expertise in Rust:** Proven experience building production-grade applications or systems in Rust.
- **Systems Programming:** Comfortable working with low-level systems, concurrency, and performance optimization.
- **Data & APIs:** Familiarity with database management, RESTful APIs, and related technologies.
- **Problem-Solving Mindset:** Ability to break down complex challenges into manageable tasks and deliver scalable solutions.
- **Collaboration:** Strong communication skills and the ability to work effectively in a fully remote team setting.
- **Version Control:** Proficient with Git or similar tools for source code management.


**Bonus Skills**

- **Cryptography:** Practical knowledge of cryptographic techniques, protocols, and secure data handling.
- **Server Protection:** Experience building secure systems, protecting servers from potential threats, and designing robust access controls.
- **Decentralized / P2P Systems:** Exposure to peer-to-peer architectures and protocols.
- **Blockchain / Bitcoin:** Experience with Bitcoin or other blockchain technologies.
- **Dex Social Technologies:** Prior work on decentralized or federated social platforms like Nostr, Mastodon, Bluesky, etc.


**Why Join Us?**

- **Impactful Work:** Play a key role in shaping next-generation technologies that empower individuals and communities.
- **Growth & Ownership:** Enjoy the flexibility to define your role, innovate, and lead initiatives.
- **Cutting-Edge Environment:** Collaborate with a forward-thinking, decentralized team working on Bitcoin and peer-to-peer ecosystems.
- **Remote Culture:** Work from anywhere with flexible hours. We prioritize productivity and well-being.


**Generous Time Off:** 28 vacation days per year.