COMPANY

At 0x, our mission is to eliminate the complexity of accessing tokens and liquidity. We deliver this to web3 builders with a delightfully simple suite of developer APIs that provide faster trading, better prices, and superior user experience.

Founded in 2017, we’ve processed over 60M+ million transactions and $130B+ in trading volume from users trading on Matcha, Coinbase Wallet, Robinhood Wallet, Phantom, Rainbow, DefiLlama, MetaMask, Zerion, Zapper, and many more. Our investors include Greylock Partners, Pantera Capital, and Jump Crypto.

When you join 0x, you’ll become part of a veteran team of crypto builders who know the importance of code quality, team cohesion, and a culture of learning.

The Role

RFQ delivers elite pricing to end users by allowing Market Makers to provide liquidity in real time. By integrating RFQ directly into 0x’s pricing stack, we offer lower latencies and better gas efficiency to our users.

As a member of 0x’s RFQ team, you will be focused on scaling our systems to ingest price updates from market makers at rapid speeds, while serving traffic that can handle many thousands of requests per second. You will also be focused on improving the market maker experience of providing liquidity on 0x RFQ, which requires a strong customer focus.

As a Software Engineer on the RFQ Team, you will:

Design high performance systems for ingesting price updates across dozens of market makers across multiple blockchains
Scale our architectures to handle thousands of requests per second
Build self healing software in order to vastly reduce manual intervention when things go wrong
Work with our PMs to design improvements to the Market Maker experience such that we can continue to onboard the world’s best Market Makers
Live and breathe performance, reliability and making lives better for customers

0x BACKEND TECH STACK

The RFQ team’s tech stack is mostly Redis, Rust, TypeScript and Solidity.

Languages: TypeScript, Rust, and a smidgen of Solidity (Foundry stack)
Reth
Kafka
Postgres
Redis
Kubernetes
Grafana/Prometheus

RESPONSIBILITIES

Own entire features from specification to shipping
Stay up to date with the nascent and rapidly evolving blockchain space. Developers at 0x frequently learn about and utilize new projects/EIPs to offer better UX, security, prices, and performance
Collaborate cross-functionally with other teams, including engineering (internal and external), design, research, data science, product management, executive leadership, and recruiting
Be a steward and influencer of our engineering culture: focusing on simplicity, maintainability, and performance

REQUIREMENTS

3 years+ of Engineering Experience
Experience with Redis,TypeScript, Rust or similar languages
Experience with software development best practices including code reviews, continuous integration (CI), continuous deployment (CD), and automated testing
Excellent verbal communication and presentation skills
Previous exposure to Web3/ Blockchain Applications
Passion for the benefits of decentralization and the 0x mission: Eliminate the Complexity of Accessing Token and Liquidity
US-compatible time zone
Exhibit our core values: Do the Right Thing, Consistently Ship, and Create Enduring Value
Bachelor's degree or equivalent experience

PREFERRED

Familiarity with API security & DevOps
EVM experience preferred but not required. Most of the pricing team joined 0x without prior EVM experience
Production Rust experience
High Degen Score

BENEFITS

The base salary range for this position is USD $95,000 - $230,000 + equity + ZRX tokens + benefits. Within the range, individual pay is determined by job-related skills, experience, location, business needs, and candidate preferences between the different compensation elements.
Comprehensive insurance (medical/dental/vision/life/disability) — 100% covered for you and dependents
401k, HSA, and FSA for U.S.-based employees
Monthly mobile phone bill, wellness, and pre-tax transportation expense
Covered mental health benefits (included professional therapy sessions)
A supportive remote environment
Lunch reimbursement for all employees across the globe!
Stipend for your ideal remote / WFH set-up: laptop, headphones, and any other work gear you may need
12-week paid parental leave
Great office conveniently located in the SF Financial District for those in the region!
Flexible vacation: Take time when you need it (and we really mean it)
Multiple annual in-person team meet-ups around the globe

0x and its associated entities are dedicated to fostering diversity, inclusion, and belonging in its teams and workforce, and are proud to be equal opportunity employers. 0x does not make employment or hiring decisions on the basis of race, color, creed, religion, sex (including those who are pregnant or have given birth), sexual orientation, gender, gender expression or identity, age, disability, medical condition, genetic information, military or veteran status, marital status, pregnancy, citizenship, national origin, immigration or citizenship status, political affiliation, or any other basis that is protected by applicable local, state, or federal laws. This includes not making such decisions based on the status itself, as well as any associations, perceptions, and assumptions made regarding these statuses. 0x will also consider qualified applicants with arrest and conviction records in a way that is consistent with San Francisco’s Fair Chance Ordinance and similar local laws. Our commitment to equal employment opportunity extends to ensuring that all applicants and employees can perform to their fullest potential, including through obtaining reasonable accommodations when necessary.