OneChronos is a technology company at the intersection of Capital Markets, Machine Learning and Auction Theory. We’re bringing “Smart Markets,” the academic term for markets that match counterparties using mathematical optimization, to finance. Smart Markets have a proven ability to outperform traditional auctions, and the theory underpinning them was the subject of the 2020 Nobel Prize in Economics.

Our goal is to expand the pie of trades that can occur, by empowering users with venue-level tools to better manage and express their trading or risk management objectives. OneChronos is a Y Combinator alum and venture backed start-up company with offices in New York City’s Soho neighborhood. Take a look at our launch post on Hacker News for more information: https://news.ycombinator.com/item?id=30247159

We’re a company of mostly engineers, founded by engineers, and every person at the company is an individual contributor in some form.

ETL Engineer

Overview and Job Description

OneChronos is seeking a software engineer to design and build high-performance data pipelines that support our intraday and end-of-day trading systems. This role sits at the intersection of data infrastructure and systems programming, with a focus on building reliable, low-latency workflows that feed into and pull from our internal trading infrastructure.

As an ETL engineer at OneChronos, you’ll work on the full lifecycle of data ingestion, transformation, and delivery—ensuring our systems have accurate, timely, and consistent data to support mission critical analytics and reporting. You’ll collaborate closely with engineering and business teams to build pipelines that are performant, fault-tolerant, and tailored to the unique demands of modern electronic markets.

About (www.OneChronos.com)

OneChronos is a technology company of diverse thinkers innovating at the intersection of capital markets, mechanism design, and operations research, working to grow the global GDP by designing and operating matching markets leveraging advances in auction theory and artificial intelligence. Our software and systems are developed in house and match billions of dollars per day of security transactions.

Skills and Qualifications

• 2+ years of professional software engineering experience
• Passion for the craft of writing high-quality code meant to be read and easily understood by a growing team
• Experience building and maintaining event-driven data pipelines
• Familiarity with distributed streaming architectures, including producer/consumer models, durability, backpressure, and scalability
• Experience in a systems-level programming language (e.g., Rust, C++, Java), with Rust being a plus
• A polyglot mindset
• Highly detail-oriented, with a focus on ensuring correctness, consistency, and reliability
• Comfort working with large-scale data pipelines
• Ability to write clean, well-tested code and collaborate in a highly technical team
• Hands-on experience with production systems and an understanding of operational challenges
• Experience with CI/CD pipelines, automated testing, and deployment best practices

Benefits at OneChronos include

• Competitive compensation (salary, potential bonus, potential ownership interest)
• Hybrid and remote work flexibility
• Medical, dental and vision insurance for employees and dependents
• Subsidized fitness programming
• Subsidized health & wellness program
• Competitive vacation policy
• Life insurance
• 401(k) plan
• Office snacks and drinks
• Pre-tax transportation program
• Annual company destination offsite
• Significant daily opportunities to be challenged, learn and grow
• Opportunity to work within a diverse team that values the success of others to be critical to the overall success of the business
• Ability to be excited about and proud of your business. Everyday

OneChronos is committed to equal employment opportunities to all employees and applications regardless of academic area of study, race, color, religion, creed, age, national origin or ancestry, ethnicity, sex, sexual orientation, gender identity or expression, disability, military or veteran status, or any other category protected by federal, state or local law.