Senior Software Engineer, Frontend

Sift Science, Inc

$180K — $230K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 5+ years of professional experience building web applications and data-driven tools
  • Strong experience with React, NextJS, and TypeScript
  • Deep knowledge of web performance optimization
  • Familiarity with modern CSS frameworks like Tailwind and component libraries
  • Experience collaborating on API design for seamless integration

Responsibilities

  • Build high-performance data visualization interfaces for complex telemetry data
  • Create intuitive user interfaces optimizing for large real-time datasets
  • Collaborate with backend teams on API design and implementation
  • Write clean and maintainable code while participating in technical discussions
  • Help define system architecture and influence product development

Benefits

  • Opportunity to work in a fast-paced, innovative environment
  • Become part of a dynamic team with a strong background from industry leaders
  • Contribute to foundational systems for complex machinery
  • Get involved in significant technical challenges from the ground up
  • Flexible work arrangements including in-person collaboration and remote options for top talent
Full Job Description
In This Role, You'll:
  • Build high-performance data visualization interfaces and reusable component libraries for complex telemetry data
  • Create intuitive user interfaces for data exploration while optimizing for large real-time datasets
  • Collaborate with backend teams on API design and implementation for seamless user experiences
  • Write clean, maintainable code and participate in technical design discussions

The Skillset You'll Bring:
  • 5+ years of professional experience building web applications and data-driven tools
  • Strong experience building production applications with technologies like React, NextJS, and TypeScript
  • Strong understanding of web performance optimization and browser rendering
  • Experience with modern CSS (Tailwind) and component libraries (Radix UI) for building design systems

Bonus Points:
  • Experience with technical visualization tools (WebGL, D3.js, Apache ECharts) and time-series data
  • Knowledge of WebAssembly and browser-based computation
  • Background in scientific computing or technical data visualization
  • Experience building tools for technical users (dashboards, data-editing environments)
  • Built and launched side projects with consistent usage traffic

Engineering At SIFT:

You'll have the opportunity to help evolve and scale our platform because we're still in the early stages of building the product. Relevant technologies include:
  • Web frontend & backend: React, TypeScript, Redux, Tailwind, WebAssembly, D3.js, WebGL, and Go
  • Data: Parquet, Flink, Kafka, Redpanda, Beam, DuckDB, Timescale, QuestDB, InfluxDB, and Druid
  • Infrastructure: GitHub Actions, AWS, Azure, GCP, Docker, Kubernetes, and Terraform


Location:

Sift's headquarters is in Marina Del Rey, CA (Next to LAX). We collaborate in person twice a week-on Mondays and Thursdays-and come together for a full week every two months. We are open to relocating candidates to LA or working from our San Francisco office for the right candidate.

Salary range: $180,000 - $230,000 per year. Plus equity and benefits.

Eligibility:

U.S. Person Required: Must be a U.S. citizen, lawful permanent resident, or protected individual such as an asylee or refugee in compliance with ITAR (International Traffic in Arms Regulations) / EAR (Export Administration Regulations) regulations.

Similar Jobs

More Jobs at Sift Science, Inc

More Information Technology Jobs

Find similar Senior Software Engineer, Frontend jobs: