Senior Software Engineer, Frontend

Flock; United States; On-site; USD 130,000 - 170,000; Full time

Job summary

Flock is a technology company focused on community safety, supporting criminal investigations and locating missing persons. They seek a Senior Software Engineer, Frontend to lead frontend architectural evolution and optimize search features using React and TypeScript.

You will shape frontend standards, collaborate with product, design, and backend peers, and build map-based visualizations for high-density location data, aiming for performant, scalable user experiences.

Qualifications

• Expert in React and TypeScript frontend development.
• Experience building map-based visualizations with Mapbox or Google Maps.
• Fullstack context with Node.js and modern APIs (REST/GraphQL/gRPC).
• Familiar with PostgreSQL and backend microservice patterns.
• Experience in high-traffic, data-heavy apps; AWS familiarity.

Responsibilities

• Lead frontend architectural evolution for core Search features.
• Collaborate with product, design, and backend peers to translate user research and design mocks into performant experiences.
• Build complex map-based data visualizations and geospatial interfaces to help users navigate high-density location data.
• Enforce frontend engineering standards, conduct thorough code reviews, and elevate technical execution.
• Monitor and optimize client-side performance and data retrieval for high-traffic, data-heavy web apps.

Skills

React

TypeScript

Mapbox/Maps

Node.js

REST/GraphQL/gRPC

PostgreSQL

AWS

Performance

Job description

Flock is a technology company focused on community safety, supporting criminal investigations and locating missing persons. They are seeking a Senior Software Engineer, Frontend to lead frontend architectural evolution and optimize search features using React and TypeScript.

Responsibilities:

• Lead the architectural evolution and frontend execution for core Search features across a React, TypeScript, and Node web stack
• Partner closely with product, design, and backend engineering peers to translate user research and design mocks into performant user experiences
• Build complex map-based data visualizations and geospatial interfaces to help users navigate high-density location data effortlessly
• Champion frontend engineering standards, conduct thorough code reviews, and elevate technical execution across the Search engineering team
• Monitor and optimize client-side performance, state management, and data retrieval for high-traffic, data-heavy web applications

Requirements:

• Mastery of modern frontend web technologies, application design patterns, and user interface development using React and TypeScript
• Experience building map-based data visualizations using mapping libraries such as Mapbox or the Google Maps API
• Fullstack working context with Node.js web services and modern API design concepts like REST, GraphQL, or gRPC
• Practical understanding of backend microservice interaction patterns and relational databases like PostgreSQL to collaborate effectively with backend peers
• Resourceful problem-solving skills in ambiguous technical environments with a track record of continuous learning
• Familiarity with AWS managed services or frontend performance optimization for high-traffic applications