Senior Software Engineer, FrontendSift • El Segundo, CA, United States
serp_jobs.error_messages.no_longer_accepting
Senior Software Engineer, Frontend
Sift • El Segundo, CA, United States
job_description.job_card.variable_days_ago
serp_jobs.job_preview.job_type
- serp_jobs.job_card.full_time
job_description.job_card.job_description5+ 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 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 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 Mid-Senior level Full-time Engineering and Information Technology Software Development
Join to apply for the Senior Software Engineer, Frontend role at Sift
At Sift, were redefining how modern machines are built, tested, and operated. Our platform gives engineers real-time observability over high-frequency telemetryeliminating bottlenecks and enabling faster, more reliable development. Sift was born from our work at SpaceX on Dragon, Falcon, Starlink, and Starship, and was founded by a team from SpaceX, Google, and Palantir. Sift is built for mission-critical systems where precision and scalability are non-negotiable.
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
Bonus Points
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 :
Location
Sifts headquarters is in El Segundo, CA. We collaborate in person twice a weekon Mondays and Thursdaysand come together for a full week every two months. While we prefer team members to be local, were open to relocating candidates to LA or remote work from the San Francisco area for the right candidate.
Salary range : $170,000 - $220,000 per year. Plus equity and benefits.
Eligibility
US Person Required : Must be a U.S. Citizen or Green Card Holder due to ITAR / EAR compliance requirements.
Seniority level
Employment type
Job function
Referrals increase your chances of interviewing at Sift by 2x
#J-18808-Ljbffr
serp_jobs.job_alerts.create_a_job
Senior Software Engineer Frontend • El Segundo, CA, United States
Job_description.internal_linking.related_jobs
Job Description At Boeing, we innovate and collaborate to make the world a better place.We’re committed to fostering an environment for every teammate that’s welcoming, respectful and inclusive, wi...serp_jobs.internal_linking.show_more
Akido builds AI-powered doctors.Akido is the first AI-native care provider, combining cutting-edge technology with a nationwide medical network to address America’s physician shortage and make exce...serp_jobs.internal_linking.show_more
Durin was founded under the belief that raw materials should not be a constraint on civilization's progress.We are actively developing the technologies to make this possible, with the ultimate goal...serp_jobs.internal_linking.show_more
We're hiring a Senior Software Engineer, Backend to join our Engineering team.Oscar is the first health insurance company built around a full stack technology platform and a focus on serving our me...serp_jobs.internal_linking.show_more
Miso Robotics is transforming the restaurant industry, and making food workers’ lives better.Our signature product is an AI-powered kitchen robot named Flippy which automates the dangerous operatio...serp_jobs.internal_linking.show_more
The Senior Software Engineer - aiR for Review designs, builds, and operates the next generation of generative AI-driven, cloud-native web applications that are transforming our business and industr...serp_jobs.internal_linking.show_more
At Sift, we’re redefining how modern machines are built, tested, and operated.Our platform gives engineers real-time observability over high-frequency telemetry—eliminating bottlenecks and enabling...serp_jobs.internal_linking.show_more
GumGum is a contextual-first, global digital advertising platform that uses advanced AI technology to serve captivating creative ads that drive consumer attention, without the use of personal data...serp_jobs.internal_linking.show_more
Radiant is an El Segundo, CA-based startup building the world’s first mass-produced, portable nuclear microreactors.The company’s first reactor, Kaleidos, is a 1-megawatt failsafe microreactor that...serp_jobs.internal_linking.show_more
Epirus' flagship product, Leonidas, is a software-defined system built using intelligent power management techniques that allow power-hungry systems to do more with less.
This is an opportunity to j...serp_jobs.internal_linking.show_more
KRAFTON is dedicated to identifying and publishing games worldwide that offer a uniquely enjoyable experience, crafted by our globally recognized production studios known for their distinctive crea...serp_jobs.internal_linking.show_more As an Advanced Engineer on the Cloud Engineering team, you will play a key role in designing, implementing, and optimizing scalable cloud infrastructure solutions.
You will collaborate with cross-fu...serp_jobs.internal_linking.show_more 
At Boeing, we innovate and collaborate to make the world a better place.We're committed to fostering an environment for every teammate that's welcoming, respectful and inclusive, with great opportu...serp_jobs.internal_linking.show_more
We are pioneering modular motion technologies to power the next generation of innovation for Industrial, Aerospace and Defense.
If you're excited about disrupting legacy industries, and passionate a...serp_jobs.internal_linking.show_more
Location : Playa Vista, California (in-person, five days per week).Outpost is pioneering Earth return logistics for space.
We're building vehicles that can return payloads from orbit safely and preci...serp_jobs.internal_linking.show_more Epirus' flagship product, Leonidas, is a software-defined system built using intelligent power management techniques that allow power-hungry systems to do more with less.
This is an opportunity to j...serp_jobs.internal_linking.show_more 
At Relativity Space, we have two audacious goals : to build the next great commercial launch company with Terran R and to become America's leading force in additive manufacturing innovation.Both con...serp_jobs.internal_linking.show_more
At Antares, our long-term mission is to make clean energy abundant from Earth to the Asteroid Belt.We’re fueled by the belief that advanced nuclear energy can strengthen our military, solve the cli...serp_jobs.internal_linking.show_more
Senior Software Engineer–Developer (Development)
Boeing • El Segundo, California, United States
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_variable_hours • serp_jobs.job_card.promoted • serp_jobs.job_card.new
Senior Software Engineer
Akido • Los Angeles, California, United States
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Senior Software Engineer
Durin • El Segundo, California, United States
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_30 • serp_jobs.job_card.promoted
Senior Software Engineer, Backend
Oscar Health • Los Angeles, California, United States
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Senior Platform Software Engineer
Miso Robotics • Los Angeles, California, United States
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_30 • serp_jobs.job_card.promoted
Senior Software Engineer
Relativity • Los Angeles, CA, United States
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_30 • serp_jobs.job_card.promoted
Software Engineer, Frontend
Sift Stack • El Segundo, California, United States
serp_jobs.filters.remote
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_30 • serp_jobs.job_card.promoted
Senior Software Engineer
Gumgum • Santa Monica, California, United States
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Senior Software Engineer
Radiant • El Segundo, California, United States
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_30 • serp_jobs.job_card.promoted
Senior Software Engineer, UI
Epirus • Torrance, California, United States
serp_jobs.job_card.full_time +1
serp_jobs.last_updated.last_updated_30 • serp_jobs.job_card.promoted
Senior Software Engineer
Kraftonamericas • El Segundo, California, United States
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_30 • serp_jobs.job_card.promoted
Advanced Software Engineer
Relativity • Los Angeles, CA, United States
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_30 • serp_jobs.job_card.promoted
Senior Software Engineer-Developer (Development)
Boeing • El Segundo, CA, US
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_30 • serp_jobs.job_card.promoted
Senior Software Engineer
Salient Motion • Torrance, California, United States
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_30 • serp_jobs.job_card.promoted
Senior Software Engineer
Outpost • Los Angeles, California, United States
serp_jobs.job_card.full_time +1
serp_jobs.last_updated.last_updated_30 • serp_jobs.job_card.promoted
Software Engineer- Frontend (Contract)
Epirus • Torrance, California, United States
serp_jobs.job_card.permanent +1
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Senior Software Engineer
Relativity Space • Long Beach, California, United States
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_30 • serp_jobs.job_card.promoted
Senior Software Engineer
Antares • Los Angeles, California, United States
serp_jobs.job_card.full_time +1
serp_jobs.last_updated.last_updated_30 • serp_jobs.job_card.promoted