Hybrid Senior Software Engineer – Frontend, Geospatial, Computer Vision

at Three Ventures Technology, Inc.

• Job title: Senior Software Engineer – Frontend, Geospatial, Computer Vision
• Job type: Full Time
• Experience level: Senior
• Salary: $113,000 - $196,000 per year
• Degree requirement: Bachelor's Degree
• Tech skills: JavaScript, React, TypeScript
• Location requirements: Hybrid, Los Angeles, United States

About the role

• Senior Software Engineer responsible for frontend development of an AI-driven platform for asset-heavy industries. Utilizing geospatial and computer vision technologies to enhance product experiences.

Responsibilities

• Own frontend development across ThreeV’s product suite, including feature delivery, bug fixing, and UX improvements
• Translate computer vision outputs (segmentation masks, bounding boxes, confidence scores, JSON metadata) into clear, performant web visualizations
• Build and maintain interactive visualization layers for imagery, detections, and asset data, including map-based workflows
• Integrate and render layered spatial data using modern mapping frameworks, consuming geospatial APIs provided by backend services
• Solve map-style UI challenges such as zoom-level logic, overlay visibility, dynamic label positioning, and viewport-aware rendering
• Optimize frontend performance for large datasets, dense overlays, and imagery-heavy workflows using Canvas, Web Workers, and/or WebGL-based techniques
• Collaborate daily with backend and ML engineers to connect APIs, model outputs, and data pipelines to the frontend experience
• Partner closely with Product and Design to apply human-centered design principles and ensure workflows are intuitive and grounded in customer needs
• Participate in customer-facing UAT sessions to validate features, gather feedback, and translate insights into iterative frontend improvements
• Define frontend best practices, tooling, and workflows to ensure code quality and scalability as the team grows
• Leverage AI-assisted development tools (ChatGPT, Claude, Copilot, Cursor, etc.) to accelerate development, testing, and iteration velocity

Requirements

• 7+ years of professional frontend development experience, with senior level ownership of production SaaS applications
• Deep expertise with React JS and TypeScript
• Strong experience building data dense or visualization heavy web applications
• Experience building map-based UIs and rendering layered GIS data in frontend applications
• Experience visualizing structured outputs such as bounding boxes, masks, overlays, or similar spatial/imagery-based data
• Experience with Canvas, Web Workers, and/or WebGL based rendering
• Solid understanding of frontend performance optimization and rendering tradeoffs
• Comfortable owning both everyday frontend work (bug fix requests from customers) and larger complex feature initiatives
• Strong collaboration skills and experience working closely with Product, Design, and Engineering teams
• Ability to work autonomously in a fast-paced startup environment
• Excellent written and spoken English, including comfort communicating directly with customers when needed.

Benefits

• Offers Equity