Monaco Trading - Founding Engineer (DeFi)
deCircle
About Monaco Sub-millisecond execution. Institutional depth. Zero compromise. Built by Wall Street veterans and crypto-native builders, Monaco powers spot, perps, and prediction markets on a unified liquidity engine—purpose-built for performance and spanning across asset classes. Different interfaces for different traders, all connected to the same rich liquidity. This isn't just another exchange; it's a next-generation global trading network. The Role We are looking for an individual to join as a Founding Engineer , with experience in developing trading platforms/exchanges, who will help architect, build and maintain our systems. You will be trusted with making important design decisions with substantial autonomy, working directly with the founders to deliver a best-in-class trading experience. Key Responsibilities Proposing and implementing key design choices, including but not limited to: Enhancing matching + risk engines for existing product suite Internal accounting and risk management Optimistic proof generation for batch settlement of trades New features and products to complement the suite Rigorously reviewing and improving code that has been produced and will be produced Who you are 6+ years experience in a highly technical trading infrastructure / engineering role (preference for someone who’s actually built a central exchange before) Experienced in Rust, bonus if experienced in Typescript Deep understanding of low-level architecture (understanding of hardware optimization would be a bonus) Strong expertise in low latency, high throughput distributed systems You value strong opinions loosely held #J-18808-Ljbffr deCircle
- A cutting-edge trading platform is looking for a Founding Engineer to help architect and maintain their systems. The role requires 6+ years of experience in building trading infrastructures and a strong expertise in Rust, with a preference for Typescript knowledge. You'...Suggested
$200k - $300k
...developing a next-generation institutional trading venue for foreign exchange (FX) hedging... ...forward, our client is seeking a Founding Engineer with co-founder-level ownership to architect... ...to one or more of the following: DeFi protocols High-Frequency Trading (HFT...SuggestedFull timeImmediate startRelocation$260k
...Founding Engineer Location: New York City (Chelsea) — on-site Type: Full-time Stage: Early-stage, well-funded startup Compensation... ...and fintech investors, building next-generation markets and trading infrastructure. Our team is small, technical, and moves fast....SuggestedFull timeTemporary workRelocation$175k - $250k
...Tower Research Capital is a leading quantitative trading firm founded in 1998. Tower has built its business on a high-performance platform and... ...to business growth and beyond. We are seeking a Founding Engineer to join our incubation efforts for TRV and drive...SuggestedFull timeCasual work- ...JOB# GMS1767V TITLE: Founding Engineer - Senior Trading Platform & Integration Engineer - Do you have experience delivering secure, scalable business-critical systems, comfortable making architectural decisions and reviewing third-party code. LOCATION: Remote...SuggestedRemote work
$225k - $275k
...Overview GTS is seeking a Senior DeFi Trading Systems Engineer to help build and scale our decentralized finance trading infrastructure. In this role, you will work closely with quantitative traders, researchers, and engineers to design, develop, and optimize high-performance...Contract workCasual workWork at officeWork from home- ...Founding Sales Engineer (NY, NY or US Remote) Why we're hiring Tracebit is helping some of the world's best security teams at Snyk, Docker, Riot Games and many more to achieve an 'assume breach' strategy at scale. Tracebit detects intrusions in critical environments...Work at officeRemote workVisa sponsorshipShift work
$150k - $250k
About Us Precharm is an algorithmic trading firm that provides liquidity on prediction markets... ...profitability. We’re based in NYC, founded in 2025, and still small enough that... ...firm. The role We’re hiring a founding engineer to build the systems the trading business...- Tracebit, a cybersecurity startup, is hiring a Founding Sales Engineer to join our Customer Engineering team. This role can be based in New York, NY, or fully remote in the US, with Eastern/Central time zones preferred. You will run discovery calls, deliver tailored demos...Remote job
$200k - $400k
...Join a small engineering team at a profitable, bootstrapped fintech platform focused on live event ticket trading. As the first engineering hire, you will build core systems where improvements to pricing and operations can have a direct business impact. What You'll...$250k
...financial markets, and blockchain . They’re looking for a Founding Engineer to join at the ground floor and help architect and build the... ...is the primary language. Experience in areas such as HFT, DeFi, compilers, kernels, or other high-complexity systems is...Relocation$150k - $250k
Precharm is seeking a founding engineer in New York City to build and improve systems for our trading business. You will have significant ownership over the development of exchange connectors, execution systems, and market data infrastructure. We value candidates with 1...$175k - $225k
...Job Description Job Description A seed-stage consumer trading startup in New York City is hiring its first frontend engineer, with a $175K to $225K base and 1 to 2% founding equity. Type: Full-time Location: On-site, New York City Experience: 2 to 8 years...Full timeH1bWork at officeRelocation packageFlexible hours- Clarasight is hiring our first Sales Engineer to own the technical side of our most important opportunities, turning ambiguous customer problems into clear, compelling solutions that convert prospects into believers. You’ll shape how we run demos, prove value, and scale...
- ...define how a presales function operates, not inherit someone else's playbook. About the Role Clarasight is hiring our first Sales Engineer to help us win the deals that will define the company and category for years to come. Your primary responsibility is to help us...Work experience placement
$100k - $150k
...they love: a toy. The role You’ll be one of our first engineers and own the backend that powers every conversation. That means... ...days ~ Real ownership from day one ~$100k to $150k base + founding equity How to apply Send your resume and a short note...Full timeShift work- ...to join at the ground floor and help shape product direction, engineering standards, and company culture from the beginning. If you... ...that kind of role. What You’ll Work On You’ll join a founding engineering team building the first generation of core products...Full time
- ...Founding Forward Deployed Engineer New York City – On-site, 5 days per week Early-Stage AI Startup | Founding Engineering Hire We are partnering with a fast-growing AI startup in New York that is building an agentic platform designed to transform how enterprise...Full time
$175k - $225k
...Senior Founding Engineer | Build Agentic AI That Grows Consumer Brands | NYC Start-Up The Opportunity This is engineer #2 at a start-up backed by a top-tier Silicon Valley VC, building an AI platform that runs the growth operations of consumer brands end to end...Full timeH1bWork at officeRelocation- ...angels. Before building the Healthcare Infrastructure Company, our founding team built and scaled high-growth venture-backed businesses in... ...is no task too big and no task too small. As a founding engineer, you’ll wear many hats at once! The main buckets of work will...Full timeLive inWork at office
$170k - $250k
...Founding Engineer (Full-Stack Product Engineering & Agentic AI) Compensation: $170K–$250K base + founding-level equity Location: New York City — five days on-site The Company A rapidly scaling, venture-backed healthcare technology company is building...Full timeImmediate start- ...Founding Customer Success Engineer Location: New York City Type: Full-time, In-office Overview Our client is hiring a Founding Customer Success Engineer to help customers get meaningful value from the platform. The successful candidate will maintain an unusually...Full timeWork at office
$200k - $280k
...Hey! Thanks for checking this out. This is one of the coolest engineering roles we’ve worked on. 2 quick notes: This is New York based... ...high bar. What’s in it for you? They’re hiring three founding engineers to build a second product team from scratch in the...Full timeWork at officeVisa sponsorshipRelocation packageWeekend work3 days per week$150k - $250k
...Founding Engineer | New York City | $150k–$250k + Equity I’m working with an early-stage, YC-backed AI startup looking for a Founding Engineer... ...a founder, mobile development skills or familiarity with the trades would be a bonus. The bigger picture: An opportunity...Full timeFor contractorsWork at officeVisa sponsorship$180k - $250k
...An AI startup in New York City is looking for a Founding Engineer to join their team. Compensation: $180K–$250K + Equity Location: New York, NY; 5 days onsite per week US Citizen/GC Holders Only; No Visa Sponsorship Within this role, you'll own a full product...Full timeVisa sponsorship$150k - $250k
...Founding Engineer New York City · In person $150,000–$250,000 salary + 1-3% equity About EcoGPT EcoGPT is building an AI company centered around people and the planet. We’ve grown to 3M+ users and are currently growing 50–100% month over month. We’re building...- ...Founding Engineer About the opportunity We are partnering with an early-stage, well-funded startup building the interface for the next generation of enterprise decision-making, powered by behavioral simulations and LLMs. The company is working with its first enterprise...Full time
- ...Ultralytics is hiring three founding engineers to form a second product team based in its new New York office. These roles function as tech leads who bring high ownership, production software experience, and a strong interest in AI experimentation to build and scale the...Work at office
$250k - $300k
...Founding Engineer, CTO New York City | On-site $250,000-$300,000 + meaningful equity Albert Bow are support an early stage start-up in NYC who are currently on the lookout for a Founding Engineer who is interested in finding a role to give them a clear pathway...Full time- ...We're building the operating system for how value moves in an agentic, borderless economy. The Role We're hiring a Founding Engineer to start our New York Applied AI team — the small, senior, AI-leveraged group whose mandate is to compress quarters into days...Full time
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