Senior/Staff Frontend Engineer
$170k - $230kSinclair Talent Solutions
Sinclair Talent Solutions provided pay range This range is provided by Sinclair Talent Solutions. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range $170,000.00/yr - $230,000.00/yr Direct message the job poster from Sinclair Talent Solutions Connecting IT & Cybersecurity Talent with SaaS, AI, Start‑ups & Enterprises Senior / Staff Frontend Engineer | Product-Focused | Series A Startup We’re working with a Series A, AI-driven software company building a product that fundamentally changes how federal contractors create and submit proposals. This team is tackling complex, high-stakes workflows and turning weeks of compliance-heavy work into days through thoughtful product design and modern AI. This role is ideal for a Senior or Staff-level Frontend Engineer who cares deeply about user experience, enjoys owning large parts of the product, and wants to help shape both the technical foundation and product direction at an early‑stage company. What you’ll do Build and ship core, customer-facing product features used by external users Own frontend architecture and help define best practices as the product scales Partner closely with product, design, and backend engineering to deliver polished, intuitive experiences Translate complex workflows into clean, usable interfaces Contribute to enterprise‑grade software with high standards for performance and reliability Play a key role in an early‑stage company, influencing both product direction and engineering culture What we’re looking for 5+ years of product-focused frontend engineering experience Proven experience building consumer or business-facing products (not just internal tools) Background working at a Series A or early-stage startup, or a strong desire to work in that environment Track record of shipping high-quality software in fast-moving, ambiguous settings Senior-level ownership mindset, with Staff-level scope or ambition welcomed Technical skills Deep understanding of modern web technologies and frontend architecture Strong UI/UX instincts and product design sensibility Experience building complex, data-rich interfaces Exposure to AI-powered features or large language models is a plus Traits that matter Product-minded and deeply user-centric Comfortable taking ownership and making decisions Excited to build from the ground up at an early-stage startup Clear communicator who collaborates well across disciplines If you’re excited about building meaningful, user-facing products at a Series A company where your work has visible impact, this is worth a conversation. Seniority level Mid-Senior level Employment type Full-time Job function Information Technology Industries Software Development #J-18808-Ljbffr Sinclair Talent Solutions
$150k - $300k
...Databricks, GM, and Character, our mission is to revolutionize how engineering decisions are made, turning complexity into clarity for... ...a category-defining company together. About the Role As a Senior / Staff Frontend Engineer at Apiphany, you’ll help design, build, and...SeniorWork at officeVisa sponsorshipFlexible hours$150k
...systems. Hamilton is replacing all of it — sales pipelines, quoting engines, trip planning, dispatch operations, and customer communication... ...a unified platform operators depend on to run their business. Frontend is the gateway to every piece of that ecosystem. As our first...SeniorImmediate startWeekend work- Senior / Staff / Principal Frontend Engineer Location: Onsite San Francisco We have multiple startups interested in talent. Here is a generic summary. Instead of a perfect job description, we present talented individuals to companies and allow them to share how that talent...Senior
$180k - $280k
...How you’ll make an impact As a Senior/Staff Engineer at sunbeam, you’ll provide technical leadership across the product while remaining deeply hands-on. You’ll partner closely with the CTO to shape system architecture, guide execution, and raise the quality bar across...SeniorWork at officeRelocation package$215k - $265k
...performance environments” - Marc Hamilton, VP, Solutions Architecture & Engineering | NVIDIA DDN is the global leader in AI and multi-cloud data... ...AI and data storage. Job Description We are seeking a Sr Staff Software Engineer for the ongoing development of an S3...SeniorLocal areaRemote workWorldwide$200k - $300k
...versioning of schema and data changes, and workflows you compose like infrastructure code. What you'll do Architect and build core frontend for our collaborative cloud platform. Own technical roadmap of features as they related to the customer facing experience. Create...Work at officeImmediate startRelocation packageFlexible hours$160k - $300k
...Databricks, GM, and Character, our mission is to revolutionize how engineering decisions are made, turning complexity into clarity for the... ...-defining company together. About the Role As a Senior / Staff Infrastructure Engineer at Apiphany, you’ll design, build, and...SeniorWork at officeVisa sponsorshipFlexible hours$200k - $280k
...Senior/Staff Engineer Location: San Francisco, CA or New York, NY Compensation: $200,000 – $280,000 + 0.4% – 0.8% Equity Type... ...and shipping scrappy but robust systems Tech Stack - Frontend: React - Backend: Python - Infrastructure: AWS, ECS -...SeniorFull timeH1bVisa sponsorship$208k - $349.66k
...dashboard to the moment it's delivered to a user's device. As a Senior Staff Engineer, you will be the technical anchor for the division, helping... ...experience in Ruby on Rails and are proficient in modern frontend environments (TypeScript, React) where customers configure...SeniorWork at officeFlexible hours- ...We’re looking for a senior frontend engineer to design and build the interfaces for AI teammates in finance. You’ll create intuitive, high-signal experiences that make complex systems understandable, controllable, and trustworthy in real workflows. What you’ll do Build...Senior
$175k - $200k
Join to apply for the Staff Frontend Engineer role at Sirona Medical. This range is provided by Sirona Medical. Your actual pay will be based... ...every quarter by working with engineers, product managers and senior leadership Mentor and train other team members on design...Work at officeRemote work- ...Senior Frontend Engineer — On-site (San Francisco, CA) Job Description We’re hiring a Senior Frontend Engineer to build intuitive, accessible, and high-performance web experiences that guide users from “I need care” to confident next steps. You’ll own major portions of...Senior
- A technology firm is hiring a staff frontend software engineer in San Francisco, California. This role will focus on creating user-centric features within Flow's platform, using AI to enhance workflows. Candidates should have over 8 years of experience with React and TypeScript...Flexible hours
$325k
Icehouseventures is looking for a Staff Software Engineer, specializing in frontend development to create impactful software for in-house legal teams. This position offers a unique opportunity to work on a collaborative AI-enabled interface and high-performance UI code....Remote job- A healthcare technology company is seeking a Staff Frontend Engineer to own technical vision and strategy for web applications. This remote role requires 5+ years of React experience, and occasional travel to San Francisco for strategic meetings. Key responsibilities include...Remote job
- ...We're assisting a profitable Enterprise AI Customer Support startup with their search for senior/staff ML research engineers. The role will be onsite in their SF office. What you'll do: Develop models for customer support tasks that exceed the performance of closed...SeniorWork at office
- ...and desktop. Translate clinician workflows and complex lab data into crisp consumer UX. What we’re looking for 4-10 yrs product-engineering experience, 3+ yrs heavy React. Start-up bias for action, code reviews over meetings. Bay-Area-based (2-3 days in SF office)....Work at office
- jobr.pro in San Francisco is seeking a Staff Frontend Engineer to lead the design of AI-assisted underwriting workflows. You'll work with product leadership to define and implement core interaction models. The ideal candidate will have strong skills in React, a deep understanding...Flexible hours
- Trajectory, based in San Francisco, is seeking a Design Engineer to craft an intuitive product experience for continual learning. You will... ...-leading design partners. The ideal candidate has strong frontend experience, a passion for polished user interfaces, and experience...
- ...desktop. Translate clinician workflows and complex lab data into crisp consumer UX. What we’re looking for 4-10 years of product‑engineering experience, 3+ years heavy React. Start‑up bias for action, code reviews over meetings. Bay‑Area‑based (2-3 days in SF office). Compensation...Work at office
$160k - $180k
Internet Backyard, located in San Francisco, is seeking a passionate frontend engineer who can build and ship polished features. As part of a small, agile team, you will take both the aesthetic and functional aspects of frontend design into your hands. This is an opportunity...- Flow Engineering in San Francisco is seeking a staff frontend software engineer to lead core user experiences and integrate AI-powered workflows into an intuitive UI. The role requires 8+ years of experience in building rich applications with React and TypeScript, alongside...Flexible hours
- Fluidstack is seeking a talented individual in San Francisco to build core technological primitives and domain models. The role involves interfacing with vendor systems and enabling AI agents to act effectively within our systems. The ideal candidate will navigate ambiguity...Senior
- ...Senior / Staff Full-Stack Software Engineer We're partnering with a well-funded AI startup ($50M+ raised) building a next-generation desktop AI assistant designed to transform how knowledge workers interact with software. Their platform sits directly within the desktop...Senior
- Dormont Manufacturing Co is looking for a Senior Staff Engineer for its Search team in San Francisco, California. You will be the tech lead and drive the architectural direction of the search stack, accountable for the multi-year roadmap. The ideal candidate has over 10...Senior
$215k
...Software Development & Creative Technology Recruitment Consultant Senior Frontend Engineer Employment Type: Full-time, Hybrid Compensation: Starting at $215,000+ A fast-growing technology company is seeking a Senior Frontend Engineer to shape the user experience...SeniorFull timeVisa sponsorship- ...thousands of clinicians, and we're just getting started. The frontend is where clinicians meet Roger. They use us in the field,... ...voice while their hands are busy. We are now looking for a Senior Frontend Engineer to own that experience across mobile and web: building fast...SeniorRemote workFlexible hours
- jobr.pro is seeking a Staff Engineer to lead technical direction for Inference Runtime. This senior IC role encompasses broad ownership of the runtime’s architecture and validation systems while collaborating across teams to drive performance and scalability. The ideal...SeniorFlexible hours
$150k - $250k
AI Chopping Block, Inc. is looking for a brilliant engineer to build end-to-end core primitives in a cutting-edge AI infrastructure project. The successful candidate will take ownership of the domain model, interface with vendor systems, and ensure AI agents act as first...Senior- ...is at an exciting inflection point and we're looking for Senior or Staff Engineers to help scale us to a $XXM+ in ARR. You'll be a great fit... ...Django) with Postgres GraphQL API (Strawberry) React frontend + React Query Clerk for auth Merge for...SeniorWork at office
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