Lead Software Engineer (Full Stack)

Company DescriptionNFTYDoor is a fintech company revolutionizing the mortgage industry by creating a seamless, 1-minute mortgage experience. Our flagship product offers the fastest digital HELOC in the market, providing on-demand access to the $15 trillion U.S. home-equity market. Trusted by over 400 lenders and 36,000 mortgage loan officers, our technology enables 24/7/365 streamlined fulfillment with industry-leading efficiency. By combining innovative solutions with customer-focused design, NFTYDoor is transforming how borrowers interact with financial services.Role DescriptionThis is a hybrid role for a Lead Software Engineer (Full Stack) based in Virginia, United States, with flexibility for some remote work. The Lead Software Engineer will design, implement, and maintain end-to-end web applications and systems that drive key business objectives. Responsibilities include leading development teams, overseeing code quality, implementing best practices, and ensuring the seamless integration of front-end and back-end solutions to provide an exceptional user experience. The ideal candidate will also contribute to strategic decision-making and mentor junior engineers.Required QualificationsStrong foundation in Computer Science principles, including algorithms, data structures, system design, and Object-Oriented Programming (OOP).Proficiency in Front-End Development using React, TypeScript, and modern CSS frameworks (e.g., Tailwind CSS) to build responsive, user-friendly interfaces.Strong skills in Back-End Development using Node.js (Express/NestJS), TypeScript, and Java (Spring Boot) to design and build robust, scalable, and reliable server-side systems.Hands-on experience with AWS cloud services, including:Compute & Serverless: Lambda, EC2, API Gateway, Step FunctionsData: DynamoDB, RDS (PostgreSQL/MySQL), S3, ElastiCache/Redis, RedshiftMessaging & Events: SQS, SNS, EventBridgeAuth & Security: Cognito, IAMOperations: CloudWatch, AWS CLIExperience building applications on the Serverless Framework or AWS SAM/CDK.Experience designing and consuming REST APIs (and/or GraphQL), including integration with third-party services and webhooks.Experience with containerization (Docker) and CI/CD pipelines (GitHub Actions, Jenkins, or AWS CodePipeline) for streamlined, reliable deployments.Working knowledge of authentication and security best practices (OAuth, JWT, IAM, secure coding).Proficiency with Git and collaborative version control workflows.Solid experience with debugging, automated testing (Jest, Mocha, JUnit, or similar), and optimizing code for performance and scalability.Proven experience leading development teams and mentoring engineers in an Agile/Scrum environment.Strong problem-solving skills with attention to detail and a collaborative, team-oriented mindset.Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field.Experience with API documentation standards (OpenAPI/Swagger).Nice-to-HaveFamiliarity with Infrastructure as Code (Terraform, AWS CloudFormation/CDK).Experience with observability and monitoring tools (Datadog, New Relic, Sentry).Exposure to AI/ML integration (AWS Bedrock, SageMaker, or third-party LLM APIs) for decisioning or automation use cases.