Backend Engineer

Company: Unit21, Inc.
Location: San Francisco
Posted on: March 25, 2025

Job Description:

San Francisco, United States - Posted on 03/06/2025At Unit21, we believe that combating financial crime demands a united front. Through our adaptable risk engine and versatile case manager, we identify and proactively mitigate risks related to money laundering, fraud, and other illicit activities. With a simple API and no-code interface, we empower fraud fighters and AML heroes to proactively detect and prevent fraud-without tapping engineering.Job DescriptionAbout the role:We are looking for a backend engineer who is passionate about system and service design and optimization with interest in developer experience and observability. We build products that help our customers catch fraud and keep their customers' money safe. This requires detailed analysis of complex systems with innovative solutions and design.What you will be doing:

• Analyzing and identifying poor performing and expensive code
• Work with multiple teams to improve inefficient parts of the system
• Lead and drive projects to completion
• Reviewing pull requests, internal and external to team
• Innovating on creative solutions to difficult problems
• Work with related data infrastructure technologies
• Developing and deploying efficient and elegant codeWhat we're looking for:
• BS, MS or Ph.D in Computer Science, Engineering, Mathematics, Statistics, Physics, or related field is required.
• 3+ years of experience in Python/Go/Rust.
• 1+ years of experience in AWS and Terraform
• Affinity for refactoring and redesigning legacy code bases
• Cost vs performance analysis
• Embraces change since this role will be working with different teams for each project
• Experience in building and managing distributed systems
• Experience in developing and optimizing end-to-end APIs, data-flows, SQL queries and infrastructure for consumer or enterprise products
• Advanced knowledge of software engineering principles including software design, source control management, build processes, automated deployments, code reviews, testing methodsBonus Points!Experience managing large-scale critical production systems with minimum SLAs of 4 9'sCompensation:The standard base pay range for this role is $150,000 - $175,000 Annually. This base pay range does not include variable compensation including potential commissions, bonuses, or other financial or equity incentives.Unit21 is an equal opportunity employer, we encourage all to apply, even if you do not meet each requirement above. We are building a diverse, inclusive workforce and hope you will join us!What we can offer you:
• Competitive salary and pre-IPO stock options
• 100% company-paid medical, dental and vision insurance (for employee)
• Optional HSA and FSA medical reimbursement accounts
• Unlimited paid time off
• Generous leave programs for life events
• 401(k)
• Charity matching
• One-time Home office set-up stipend
• Happy hours and team-building events
• Great office space in the San Francisco Financial District
• Fully stocked kitchen
• Lunch provided in SF office multiple times a week
• A great company culture with a strong emphasis on diversity, equity and inclusionAbout Unit21:Unit21 stops bad actors by leveraging data to deliver justice and safety in the world. We protect businesses against adversaries engaging in money laundering, fraud, and other sophisticated risks by offering no-code infrastructure to model, detect, and remediate suspicious activity. Our customers range from large Fortune 500 companies to high-potential, pre-launch startups. We have reported over USD $2 billion in fraud and laundered money to the US government using our software.We are a rapidly growing Series C startup, having raised close to $100m from Google, Tiger Global, ICONIQ Capital, Jack Dorsey, Diane Greene, and other leading VCs. Our team believes deeply in fostering individual ownership, iterative product development, and empathetic communication. There are many challenging problems to solve in this industry, and a huge opportunity for our software to empower companies to define a new standard of eliminating bad behavior on their platforms.We encourage people of all backgrounds to apply. Unit21 is committed to creating an inclusive culture, and we celebrate diversity of all kinds.
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Keywords: Unit21, Inc., San Francisco , Backend Engineer, Engineering , San Francisco, California