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SafetyKit · 3 months ago

Senior Backend Engineer (Staff)

San Francisco, CA

Full-time

Onsite

Senior Level, Lead/Staff

SafetyKit is building the future of enterprise B2B SaaS with AI agents. As a software architect, you will be responsible for designing scalable infrastructure and collaborating with product teams to create efficient technical solutions.

Artificial Intelligence (AI)Fraud DetectionInformation TechnologyRisk ManagementSaaSSoftware

Responsibilities

Design and build scalable, high-performance infrastructure

Design architectures that allow both engineers and language models to quickly create, test, and deploy application code

Create reliable monitoring, logging, and alerting systems to ensure platform stability and performance

Mentor teammates and lead technical decision-making across the organization

Collaborate with AI and product teams to translate complex requirements into elegant technical solutions

Drive engineering best practices, including code reviews, testing strategies, and documentation

Use codegen models to move 10x faster than you did two years ago

Qualification

AWS ServerlessAWS CDKTypescriptPythonMentoringCollaborationProblem-solving

Required

Experience with AWS Serverless products (Lambda, Step Functions, RDS Aurora)

Proficiency in Typescript and Python

Ability to design and build scalable, high-performance infrastructure

Experience in designing architectures for quick creation, testing, and deployment of application code

Ability to create reliable monitoring, logging, and alerting systems

Experience in mentoring teammates and leading technical decision-making

Ability to collaborate with AI and product teams

Experience in driving engineering best practices, including code reviews, testing strategies, and documentation

Experience with codegen models

Company

SafetyKit

SafetyKit replaces human risk, safety, and compliance reviewers with AI agents.

Founded in 2023

San Francisco, California, USA

11-50 employees

https://www.safetykit.com

Funding

Current Stage

Early Stage

Total Funding

$32.12M

Key Investors

First Round CapitalY Combinator

2025-04-04Series A· $27.22M

2023-12-01Seed· $4.4M

2023-09-06Pre Seed· $0.5M

Leadership Team

Steven Guichard

Founder

Recent News

Tech

OpenAI introduces safety models that other sites can use to classify harms

2025-10-30

Help Net Security

OpenAI’s gpt-oss-safeguard enables developers to build safer AI

2025-10-30

Crowdfund Insider

Digital Commerce Enablement Sector Secured $3.3B in Venture Capital in Q2 2025 : Research

2025-08-31

Company data provided by crunchbase