Senior Backend Software Engineer

Credal.ai
Credal HQ (Brooklyn, NY)Posted 21 February 2026

Job Description

About usOur mission at Credal is to harness frontier AI for everyone building a better future.We accelerate the most complex, sophisticated operations of the most impactful institutions, while weaving security and governance into every part of our product. Our customers include the U.S. Dept of Health and Human Services, MongoDB, Comcast NBC Universal, Lattice, Wise (Transferwise), Checkr, and incident.io among others.We’ve raised over $10m to date with a ton of runway. You’ll join a team of Thoughtful Doers™ from places like Palantir, Cruise, Meta, Uber, and Google.📍 Credal is in-person in our spacious NYC office with meals provided.About the roleWe’re looking for a founding backend-focused software engineer to help us build on our progress, with proven market demand from global enterprises, to a scalable, performant architecture while maintaining our industry leading security posture.What you’ll do:Own aspects of our stability, scalability and security as we onboard more customers and expand our productEnsure we can successfully sync billions of records into our data platform from our customers’ SaaS tools reliablyContribute to architecture, design decisions, and code and product quality strategyEngage directly with customers and our GTM team to discover and solve our customers’ most complex and bleeding edge problemsMentor junior engineers and continue raising our bar for engineering excellenceTake end-to-end ownership of our core products, built on…Frontend: React, Typescript, NextJS, TailwindBackend: Typescript, Temporal, NextJS, Gel/PostgreSQLAI/ML: OpenAI, Anthropic, Cohere, Gemini, Milvus/QDrant/MongoDBCloud: AWS, Terraform, Helm, KubernetesAbout youYou might be a great fit if you’re a strong developer in all backend from architecture & scalability to data infrastructure. You have a deep interest in Agentic AI / LLM applications even if you do not have AI experience.Eager to join our mission of bringing Frontier Intelligence to the industries and institutions that matter the most to human welfare - e.g., healthcare, government, financial infrastructureCoding comes naturally to you, you do it for fun, and excel at it for work4+ years building software with a focus on backend (system architecture, data scale, application security) ideally in excellent engineering culturesYou set a high bar for craft and execution, and you’re known as a creative, trusted, resourceful teammate who elevates those around youHigh-ownership - owning things (projects, outcomes, customer unlocks) from ambiguous start to clean finishThrives in fast-paced environments - biasing towards action, not waiting for other people to tell you what to do or how to solve a problemCustomer-focused - you care about customers’ challenges and dreams, and are energized by empowering peopleDoer of things (technical or otherwise) people told you were impossible or foolish beforeEnjoys mentoring and accelerating people around you that are hungry to learn but may have less experienceWe encourage you to apply even if you don’t perfectly match this description but believe you would be a good fit with our values and culture. We embrace driven people who may not fit the mold or check every box.Benefits and work environmentWe reject toxicity and we embrace care for each other. A magical company culture and your wellbeing is leadership's top priority. Every decision we make as a company is evaluated through that lens.Opportunities to network, grow, and advance quickly. We're a small, but rapidly expanding, team - and we always aim to promote from within first.Free team lunch & dinner.Situational hybrid work flexibility.High quality health coverage, including great mental health benefits, for you and your immediate family. This includes comprehensive and HSA options.Industry-leading vision, dental, life, disability coverage.We encourage you to take up to 12 weeks of parental leave after the birth or adoption of a child.Regular team activities & offsite events (last year we ... (truncated, view full listing at source)