Senior Software Engineer, TypeScript SDK

🕒 October 7, 2025

🇺🇸 United States – Remote

💵 $200k - $230k / year

⏰ Full Time

🟠 Senior

💻 Frontend Engineer / Web Developer

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Mysten Labs

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2021

🌐 Web 3

🎮 Gaming

₿ Crypto

💰 Series B on 2022-09

Web 3 • Gaming • Crypto

Mysten Labs is a company focused on building critical infrastructure to enable a more decentralized internet. They are developing next-generation platforms and protocols like Sui, a Web3 platform with the ease of Web2, and other innovations such as decentralized storage and data availability protocols. Mysten Labs also offers products catering to builders and web3 enthusiasts, including decentralized commerce systems and interactive gaming devices. Their research and development efforts include cryptography and novel programming languages. The company's goal is to reshape the future of the internet and expand the possibilities of Web3 with user-friendly solutions.

📋 Description

• You will work closely with our core network team to help define, build and standardize SDK and API functionalities. • You will work closely with the Developer Relations, Documentation, and Partnership teams prioritizing partner/community requirements to address developer pain points and increase their velocity. • You will identify patterns in developer needs, architect and build new solutions to solve these problems generally. • You will engage with a community of open source developers on projects that encompass many different frameworks and languages, and help onboard them into the ecosystem. • You will collaborate with the team on code review and design, and contribute to best practices for all of engineering. • You will continually investigate and improve inefficiencies and bottlenecks with our SDKs and APIs.

🎯 Requirements

• At least 4 years of experience working with TypeScript, and component-based UI frameworks like React. • Expertise with TypeScript and interest/familiarity with a low-level programming language such as Rust. • Experience in building APIs and supporting production services at scale. • Excellent interpersonal communication skills needed to partner effectively with teams in a fully remote environment, and the ability to discuss complex topics with technical and non-technical audiences alike. • A solid understanding of software design patterns, and how to build components that are reusable, extensible, and modular. • Comfort with diving deeper into the stack to fix a bug or add a feature that will improve the end-to-end user experience

🏖️ Benefits

• Comprehensive health insurance including medical, dental, and vision covered for you and your dependents; including Tax Savings Benefits such as HSAs and FSAs. • 18 weeks of paid Parental Leave • Complimentary access to wellbeing programs, such as family planning support, gender affirming care, and hormone replacement therapy as well as physical fitness/nutrition apps. We also provide mental health support and counseling and EAP (Employee Assistance Program) for financial/legal assistance, home life referrals, and more • Short Term and Long Term Disability coverage as well as Life Insurance and Accident Insurance, and other coverage options. • Traveler Insurance • 401(k) • Complimentary privacy protection service • Flexible paid time off and 11 paid holidays per year • Team offsites and annual all-company retreat