Senior Software Engineer

Signal Advisors is on a mission to solve the retirement crisis. 69% of Americans do not work with a financial advisor today, and only a quarter have a financial plan. Our team is reimagining a 60-year-old industry—bringing new technologies, comprehensive services, and an inspired vision to financial advisors. Supported by our incredible investors, we’ve grown from a small Detroit-based team in 2020 to over 130+ team members dispersed across the country. We are: Empowering Leaders. Client Advocates. Entrepreneurial Champions. Our team is a blend of industry experts and technologists building a better business, together. We’re in it for the long haul. Are you looking to be part of a dedicated, dispersed team where you can architect your impact and shape the company’s vision? Join us at Signal! THE JOB As a Senior Software Engineer at Signal Advisors, you’ll play a key role in designing, building, and evolving our core platform. You’ll work across the stack—frontend, backend, and infrastructure—to deliver highly reliable, secure, and intuitive software for a fast-growing financial services business. You won't just build features; you will architect the systems that power our industry-leading platform, working at the intersection of sophisticated frontend experiences and robust, scalable backend services. Our Independent Financial Advisor platform handles sensitive data and powers critical workflows, including real-time commission reporting, secure document management, and notifications. You’ll help shape both the technical direction and day-to-day execution of the platform, balancing speed, quality, and long-term maintainability. Experience in financial services is a plus, but not required. WHAT YOU’LL GET TO DO Own the design and delivery of full-stack features—from frontend UI through backend services and infrastructure. Collaborate closely with product managers, designers, and fellow engineers to translate business needs into scalable technical solutions. Take end-to-end responsibility for the health of our stack, ensuring seamless integration between React SPAs, Node.js microservices, and cloud infrastructure. Improve system reliability, performance, and security across the stack. Champion best practices in code quality, security, and testing. You will lead code reviews and establish patterns that the rest of the team will follow. Mentor and support other engineers through code reviews, pairing, and technical guidance. WHAT WE’RE LOOKING FOR IN TEAM MEMBERS Systems Thinker: You look beyond the immediate ticket to understand how changes impact the entire ecosystem, from database latency to user perceived performance. Product-Minded Leader: You translate complex business requirements into elegant technical solutions and can communicate trade-offs to non-technical stakeholders. Entrepreneurial Ownership: You don't wait for a spec to be perfect. You proactively identify bottlenecks, security gaps, or technical debt and drive the solutions to completion. WHAT YOU HAVE 5+ years of professional software engineering experience, including significant work in both frontend and backend development. Expert-level proficiency with tools like Cursor or Claude Code to accelerate development, refactoring, and automated testing. Ability to leverage AI to ship features at startup speed without sacrificing architectural integrity or quality. Deep experience with React, including application architecture, performance considerations, and component library design. Strong proficiency with TypeScript, modern JavaScript, and asynchronous programming. Experience building and maintaining Node.js REST APIs. Solid understanding of cloud-native development using AWS and/or GCP (e.g., Cloud Run, Lambda/Cloud Functions, Datastore, Firebase). Experience managing infrastructure with Terraform or similar infrastructure-as-code tools. Familiarity with build tooling, testing strategies (unit, integration, E2E), and CI/CD pipelines. Experience collaborating with d