Web/UI Engineer - HFT/Crypto Options Trading
Job Location: US, EU
About us
At Auros, we are committed to advancing the cryptocurrency ecosystem by offering exceptional liquidity and market-making services. We are a prominent player in the market, trading globally and facilitating a significant portion of daily volumes worldwide. With connectivity to numerous venues, we pride ourselves on our culture of hiring talented individuals and empowering them to excel in their roles. Our emphasis on continuous improvement and personal growth provides abundant opportunities in the evolving realm of digital assets.
Job Opportunity
Join our core systems team responsible for critical services for our trading teams, including asset pricing and risk management systems. Collaborate with fellow developers to enhance system stability, reliability, scalability, and low latency. Work closely with the crypto options trading team to expand systems supporting daily activities, contributing to revenue generation and Auros’ success. Projects may include developing a customized UI framework for traders and building web-based applications for HFT trading environments.
Desired Candidate Profile
The ideal candidate will have:
- A minimum of 3 years of experience in Web UI development, focusing on user-friendly interfaces
- Prior experience in a trading environment, preferably in high-frequency trading or options trading
- Proficiency in BFF (Backend-for-Frontend), React, and Python
- Familiarity with implementing Business Domain Infrastructure for Web UI applications
- Experience with high-volume data flows, optimized for latency and distributed systems
- Bonus points for C++ coding skills
What We Offer
- Opportunity to work at the leading edge of the digital asset industry
- Remote work flexibility
- Autonomy and a flat organizational structure encouraging contribution of ideas from day one to shape our future business.
At Auros, we value adaptability, determination, ownership, and collaboration. Come be a part of shaping the future of financial services with us!
Product Manager – Portfolio Companies
Sirex Portfolio Companies
Salary: $135,000 – $190,000 USD base + equity
Location: Remote-first
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What you’ll do
Define vision, prioritize features and write specs
Work directly with smart-contract and frontend teams
Design user flows and drive product-market fit
Run user research and iterate fast
Requirements
4+ years Product Management experience
Previous Web3/DeFi product experience mandatory
Strong technical intuition
Apply → Send CV + 1 strongest product case
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Location: Remote-first
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What you’ll do
Ship trading interfaces, dashboards and wallet flows
Optimize for mobile and lightning-fast UX
Integrate with smart contracts and oracles
Work directly with design and product teams
Requirements
3+ years Next.js / React + TypeScript
Strong experience with Wagmi, Viem, RainbowKit or similar
Web3 product intuition (wallets, transactions, gas UX)
Apply → Send CV + GitHub
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Sirex Fund + Portfolio
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Location: Remote-first
About the role
Turn raw blockchain data into actionable investment insights and portfolio monitoring tools.
What you’ll do
Build and maintain Dune dashboards + custom indexers
Track TVL, user activity, token flows and protocol health
Create weekly investment memos and anomaly alerts
Support due diligence with on-chain forensics
Requirements
Strong SQL + Python experience
Deep knowledge of The Graph, Dune, Flipside or custom subgraphs
Previous crypto research or trading background
Apply → Send CV + 1 example Dune dashboard
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About the role Be the right-hand person to partners: run fund operations, portfolio support and internal processes.
What you’ll do
Manage deal flow, data rooms and investment memos
Coordinate portfolio reporting and founder updates
Handle legal, compliance and admin tasks
Support events, LP communication and hiring
Requirements
2–4 years in VC, startup ops or consulting
Extremely organized and fast-moving
Web3/native crypto understanding is mandatory
Apply → Send CV + short note “Why you’d be a great CoS”
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Sirex Portfolio Companies Salary: $110,000 – $155,000 USD base + equity + token package Location: Remote-first
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What you’ll do
Build and scale Telegram, Discord, X and on-chain communities
Run engagement campaigns, AMAs, airdrops and incentive programs
Create content calendars and growth experiments
Track metrics and report directly to founders
Requirements
3+ years community/growth experience in Web3
Proven track record of growing communities from 0 to 10k+ active members
Strong writing and meme/game theory skills
Apply → Send CV