Software Engineer (Fullstack) Job at Signify Technology in San Francisco

Join to apply for the Software Engineer (Fullstack) role at Signify Technology Join to apply for the Software Engineer (Fullstack) role at Signify Technology Get AI-powered advice on this job and more exclusive features. Job Title : Senior Software Engineer (Fullstack) Salary : $200k - $280k + Generous Equity Location : San Francisco, CA (5-days Onsite) Responsibilities Lead the development of interactive tools and applications for visualizing large-scale scientific and machine learning data. Build foundational web infrastructure and internal tools to support data-intensive research workflows. Own product design end-to-end, including UX, internal tools, and visual branding. Collaborate closely with researchers and early users to define intuitive, valuable product experiences. Integrate LLMs into production systems, including decision-making on open-source vs proprietary model use. Deploy and maintain full-stack applications for both internal and external users. Requirements : Strong full-stack engineering experience, ideally with a frontend focus (e.g., 60% frontend / 40% backend). Proficiency with modern frontend frameworks (e.g., TypeScript, React, Svelte) and advanced data visualization libraries (e.g., D3, Vega, WebGL, Recharts, Three.js). Backend experience with Python, FastAPI, and working with data tools like DuckDB and Postgres. Deep interest in building intuitive, high-impact tools for technical users in data-heavy domains. Comfortable working closely with AI/ML researchers and shaping product experiences from the ground up. Strong design instincts and ability to create clean, effective user interfaces in scientific or technical contexts. Benefits : Fully Covered Medical, Dental, and Vision Insurance Paid Time Off Parental Leave Free Lunches Team Building Events Collaborative Team environment If you are interested in learning more about this position or any other roles we may have open, please apply today! Accessibility Statement Read and apply for this role in the way that works for you by using our Recite Me assistive technology tool. Click the circle at the bottom right side of the screen and select your preferences. We make an active choice to be inclusive towards everyone every day. Please let us know if you require any accessibility adjustments through the application or interview process. Our Commitment to Diversity, Equity, and Inclusion: Signifys mission is to empower every person, regardless of their background or circumstances, with an equitable chance to achieve the careers they deserve. Building a diverse future, one placement at a time. Seniority level Seniority level Mid-Senior level Employment type Employment type Full-time Job function Job function Engineering and Information Technology Industries Staffing and Recruiting Referrals increase your chances of interviewing at Signify Technology by 2x Sign in to set job alerts for Software Engineer roles. San Francisco, CA $130,000.00-$238,000.00 5 days ago San Francisco, CA $150,000.00-$250,000.00 4 days ago Full-Stack Software Engineer (Jr/Mid level) Software Development Engineer I - Frontend & Mobile San Francisco, CA $99,500.00-$200,000.00 3 days ago San Francisco, CA $150,000.00-$283,000.00 3 days ago San Francisco, CA $99,500.00-$200,000.00 1 day ago San Francisco, CA $150,000.00-$230,000.00 3 months ago San Francisco, CA $130,000.00-$140,000.00 1 day ago San Francisco, CA $150,000.00-$176,000.00 2 months ago San Francisco, CA $120,000.00-$190,000.00 8 months ago San Francisco, CA $125,000.00-$175,000.00 1 month ago Software Engineer, Frontend (All Levels) San Francisco, CA $150,000.00-$220,000.00 3 weeks ago San Francisco, CA $120,000.00-$160,000.00 2 days ago San Francisco, CA $99,500.00-$200,000.00 1 day ago Alameda, CA $130,000.00-$160,000.00 1 month ago San Francisco, CA $165,000.00-$165,000.00 2 years ago San Francisco, CA $150,000.00-$300,000.00 3 weeks ago San Francisco, CA $120,000.00-$140,000.00 1 month ago San Francisco, CA $140,000.00-$280,000.00 8 months ago San Francisco, CA $190,000.00-$250,000.00 18 hours ago San Francisco, CA $120,000.00-$200,000.00 2 years ago Software Engineer(s) - New Grad (Fall 2025 Graduation) San Francisco, CA $100,000.00-$200,000.00 1 year ago San Francisco, CA $130,000.00-$185,000.00 2 months ago San Francisco, CA $140,000.00-$180,000.00 1 month ago Were unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI. #J-18808-Ljbffr