Saaf Finance is looking for a Senior Engineer (Full Stack) to design and build the core application layer powering AI-driven mortgage underwriting, automation, and operational workflows. You'll work directly with founders and engineering leadership to shape how AI transforms the mortgage industry, backed by the expertise of a $10 Billion+ New York-based investment fund.
What You'll Do
- Design, develop, and maintain scalable software solutions that automate mortgage-related processes and support user collaboration.
- Work closely with founders, senior engineers, and design teams to translate customer needs into effective, practical software.
- Shape engineering strategy and contribute to new product features and team planning.
- Design and maintain scalable systems, APIs, and services that are easy to update, expand, and secure.
- Design, implement, and document RESTful and/or GraphQL APIs that are robust and secure.
- Ensure data integrity, security, and governance across applications, following best practices.
- Foster a security-first mindset in all development activities.
- Break down large projects into manageable tasks, ensuring team clarity and alignment.
- Encourage documentation and knowledge sharing to promote collaboration.
- Create an environment where everyone feels safe to express ideas and is open to new perspectives.
- Guide and support team members, helping to build skills and ensure mutual coverage.
- Use thorough debugging and troubleshooting methods to resolve software issues.
- Set up and enhance monitoring to improve service stability and performance.
What We're Looking For
- 5+ years of experience as a Full Stack Developer, with experience spanning both frontend and backend development.
- 3+ years of experience with frontend JavaScript frameworks such as React or Angular, and backend technologies like NodeJS.
- Strong experience designing and implementing APIs (RESTful and/or GraphQL), including versioning, documentation, and security best practices.
- Proficiency in SQL and NoSQL databases such as Postgres, MongoDB, or MySQL.
- Solid understanding of the software development life cycle and Agile methodologies.
- Proven experience leading a team or architecting a large-scale enterprise product.
- Exceptional problem-solving, debugging, and software design skills.
- Excellent written and verbal communication skills.
- Self-driven with a strong work ethic and passion for excellence.
- Ability to work effectively both independently and as part of a team.
Nice to Have
- Strong understanding of AWS infrastructure and hands-on experience with services such as Serverless Framework, Lambda, and CloudFormation.
- Experience working with Terraform.
- Knowledge of design patterns, data structures, and distributed systems.
- Experience with data engineering (pipelines, ETL workflows, data architecture).
- Experience using LLM-based coding tools and prompt engineering for code generation, refactoring, or documentation.
- Prior early-stage startup experience is highly preferred.
Technical Stack
- JavaScript, React, Angular, NodeJS
- RESTful APIs, GraphQL
- AWS, Serverless Framework, Lambda, CloudFormation
- Postgres, MongoDB, MySQL
- Terraform
Team & Environment
You'll join a focused product and technology team, working directly with founders and engineering leadership.
Benefits & Compensation
- Competitive salary
- High ownership from day one
- Fast-paced environment with quick decision cycles and minimal bureaucracy
- Remote-first team with flexibility on work hours and location
- Direct access to founders and cross-functional teams
- Clear expectations, regular feedback, and support for professional growth
- Work on real problems in a complex, high-impact industry
Work Mode
This is a remote-first position.
