Senior Software Engineer, Applications

Storm3; New York (NY); On-site; USD 150,000 - 210,000; Full time

Job summary

Storm3 is seeking a senior full-stack engineer to own features across a Rails backend and React frontend within a modern financial planning platform. You will design data models, collaborate with advisors, and implement scalable workflows while prioritizing security and data integrity.

You will identify architectural improvements, address technical debt, and drive best practices. This role emphasizes ownership, cross-team collaboration, and thoughtful technology choices in a fast-moving

Qualifications

• 5+ years of professional software engineering experience with strong full-stack development expertise.
• Hands-on production experience with Rails, React, Python, and TypeScript.
• Experience with relational databases (PostgreSQL) and cloud infrastructure (AWS).
• Ownership of production services, including monitoring, troubleshooting, on-call responsibilities, and incident management.
• Strong written and verbal communication skills with the ability to collaborate across engineering, product, and business teams.

Responsibilities

• Build and own full-stack features across a modern financial planning platform, spanning backend services and React-based front-end applications.
• Identify, propose, and implement architectural improvements, evaluating new technologies and frameworks where appropriate.
• Design data models and workflows that support financial planning, advisor-client collaboration, and secure handling of sensitive information.
• Proactively address technical debt and drive engineering best practices that promote long-term system health.
• Partner closely with advisors, product teams, and stakeholders to translate complex workflows into scalable software solutions.
• Identify security concerns during code reviews and collaborate with security teams on remediation efforts.
• Evaluate emerging AI tools and libraries, balancing innovation with security, privacy, and maintainability requirements.
• Own services end-to-end, including design, deployment, monitoring, operational support, and incident response.
• Mentor engineers, contribute to cross-team technical decisions, and help raise the bar on engineering quality.
• Communicate effectively with technical and non-technical stakeholders to drive alignment and execution on key initiatives.

Skills

Full-stack development

Rails

React

Python

TypeScript

PostgreSQL

Tools

AWS

PostgreSQL

Job description

Company Snapshot

• Venture-backed technology company transforming financial planning through modern software and AI-driven innovation.
• Building products that help advisors and clients make more informed financial decisions through intuitive, data-driven experiences.
• Seeking a senior full-stack engineer who enjoys ownership, solving complex problems, and influencing product and technical direction.

What You’ll Do

• Build and own full-stack features across a modern financial planning platform, spanning backend services and React-based front-end applications.
• Identify, propose, and implement architectural improvements, evaluating new technologies and frameworks where appropriate.
• Design data models and workflows that support financial planning, advisor-client collaboration, and secure handling of sensitive information.
• Proactively address technical debt and drive engineering best practices that promote long-term system health.
• Partner closely with advisors, product teams, and stakeholders to translate complex workflows into scalable software solutions.
• Identify security concerns during code reviews and collaborate with security teams on remediation efforts.
• Evaluate emerging AI tools and libraries, balancing innovation with security, privacy, and maintainability requirements.
• Own services end-to-end, including design, deployment, monitoring, operational support, and incident response.
• Mentor engineers, contribute to cross-team technical decisions, and help raise the bar on engineering quality.
• Communicate effectively with technical and non-technical stakeholders to drive alignment and execution on key initiatives.

What We’re Looking For

• 5+ years of professional software engineering experience with strong full-stack development expertise.
• Hands-on production experience with Rails, React, Python, and TypeScript.
• Experience working with relational databases (PostgreSQL) and cloud infrastructure (AWS or similar platforms).
• Proven ownership of production services, including monitoring, troubleshooting, on-call responsibilities, and incident management.
• Track record of delivering features from ambiguous requirements through production deployment.
• Solid understanding of application security best practices and experience identifying security risks during code reviews.
• Strong written and verbal communication skills with the ability to collaborate across engineering, product, and business teams.
• Comfortable working with highly sensitive data and building secure, responsible systems.