Talent.com
Senior Full Stack Engineer
Senior Full Stack EngineerStackAI • San Francisco, CA, United States
Senior Full Stack Engineer

Senior Full Stack Engineer

StackAI • San Francisco, CA, United States
[job_card.30_days_ago]
[job_preview.job_type]
  • [job_card.full_time]
[job_card.job_description]

About StackAI

StackAI is a no-code AI workflow platform that empowers companies to build, deploy, and scale AI-powered workflows without needing deep ML expertise. With thousands of users and rapidly growing enterprise adoption, our mission is to democratize access to LLMs and bring AI into the hands of every business operator, not just developers. Backed by Y Combinator and leading investors, we’re building the foundational platform for the AI-driven future of work .

The Role

As a Senior Full Stack Engineer , you’ll play a central role in shaping StackAI’s product and technical foundation. You’ll work across the stack, designing scalable backend systems, building beautiful and intuitive frontend experiences, and integrating cutting-edge AI models into our platform. This is a high-impact role where you’ll collaborate directly with the founding team, take ownership of critical product features, and help define the engineering culture of a fast-growing startup.

We’re looking for true 10X engineers , builders who can deliver daily in a fast-paced environment, remain curious, and thrive wearing multiple hats.

Responsibilities

  • Build and own our platform end-to-end, from backend services and APIs to frontend interfaces.
  • Develop robust, scalable backend systems using Python and FastAPI (or similar), with well-optimized databases (SQL / NoSQL).
  • Design and maintain high-quality user interfaces in React, Next.js, TypeScript, and Tailwind CSS, delivering intuitive, polished, and responsive user experiences.
  • Integrate new AI models and features into our products, ensuring seamless performance and value for users.
  • Own StackAI’s landing page and product pages, making them benchmarks of clarity, design, and quality.
  • Work across the stack to connect backend services with frontend experiences seamlessly.
  • Collaborate with design, product, and customers to refine product direction and prioritize user needs.
  • Stay ahead of the curve on full-stack technologies, advocating for best practices and innovative approaches.
  • Pitch in with customer support when needed; everyone on the team helps our users succeed.

Required Skills and Qualifications

  • Strong proficiency in Python (FastAPI or similar frameworks).
  • Expertise in React, Next.js, TypeScript, CSS , with bonus points for Tailwind CSS.
  • Solid understanding of database design and optimization (SQL / NoSQL, Supabase, SQLAlchemy).
  • Hands-on experience with AWS (EC2, S3, RDS, Lambda) and cloud-native architecture.
  • Familiarity with Docker, Kubernetes , and containerized deployments.
  • Proven track record building and scaling backend systems and frontend applications.
  • Strong problem-solving skills, attention to detail, and a user-first mindset .
  • Excellent communication and collaboration skills in a startup environment.
  • Preferred Qualifications

  • Experience with retrieval-augmented generation (RAG) pipelines , embeddings, or large-scale data processing.
  • Understanding of AI model integration across backend and frontend use cases.
  • Familiarity with modern frontend build pipelines and tools .
  • Knowledge of SEO principles for performance and discoverability.
  • A passion for AI and technology, eager to thrive in a dynamic, fast-paced startup .

    #J-18808-Ljbffr

    [job_alerts.create_a_job]

    Senior Stack Engineer • San Francisco, CA, United States

    [internal_linking.related_jobs]
    Senior Software Engineer, Full-Stack - Scale GP

    Senior Software Engineer, Full-Stack - Scale GP

    Scale AI, Inc. • San Francisco, CA, United States
    [job_card.full_time]
    Scale GP (Scale Generative AI Platform) is an enterprise-grade Generative AI platform providing APIs for knowledge retrieval, inference, evaluation, and more. We are seeking a strong Senior.The idea...[show_more]
    [last_updated.last_updated_variable_days] • [promoted]
    Senior Full Stack Engineer

    Senior Full Stack Engineer

    Greenroad • San Francisco, California, United States
    [job_card.full_time]
    At GreenRoad, we are on a mission to make the world’s roads safer by transforming how people drive.Our technology helps drivers, fleet managers, and organizations promote safer driving behaviors, r...[show_more]
    [last_updated.last_updated_variable_days] • [promoted]
    Senior Full Stack Applications Engineer

    Senior Full Stack Applications Engineer

    Compunnel, Inc. • San Francisco, CA, US
    [job_card.full_time]
    As a Senior Full Stack Applications Engineer on the Client People Applications team, you will design, build, and maintain tools and applications that support talent acquisition and employee experie...[show_more]
    [last_updated.last_updated_variable_days] • [promoted]
    Senior Full Stack Engineer

    Senior Full Stack Engineer

    Wonderschool • San Francisco, CA, United States
    [job_card.full_time]
    Wonderschool is a Series B company backed by top-tier investors including Andreessen Horowitz, Goldman Sachs, First Round Capital, and others. We’re building the future of child care by combining AI...[show_more]
    [last_updated.last_updated_30] • [promoted]
    Senior Full Stack Engineer, Observability & Evals Platform (LangSmith)

    Senior Full Stack Engineer, Observability & Evals Platform (LangSmith)

    LangChain • San Francisco, CA, US
    [job_card.full_time]
    About LangChain At LangChain, our mission is to make intelligent agents ubiquitous.We help developers build mission-critical AI applications across the entire agent development lifecycle.Our open s...[show_more]
    [last_updated.last_updated_30] • [promoted]
    Senior Full-Stack Engineer

    Senior Full-Stack Engineer

    Loft Orbital Solutions • San Francisco, CA, United States
    [job_card.full_time]
    Loft to streamline, integrate, and manage the entire mission lifecycle with unprecedented efficiency and transparency.Oort bridges the gap between diverse mission phases, operational teams, and bus...[show_more]
    [last_updated.last_updated_30] • [promoted]
    Senior-ish Full Stack Engineer

    Senior-ish Full Stack Engineer

    PetsApp • San Francisco, California, United States
    [job_card.full_time]
    Role "The idea that you now have a real virtual teammate, that you can assign work to, that you can make them do increasingly advanced things - and issue many requests in parallel - this is true ta...[show_more]
    [last_updated.last_updated_variable_days] • [promoted]
    Senior Full-Stack Engineer

    Senior Full-Stack Engineer

    Mercury • San Francisco, CA, United States
    [job_card.full_time]
    San Francisco, CA, New York, NY, Portland, OR, or Remote within Canada or United States.Since the dawn of aviation, pilots have faced the constant challenge of air resistance, much like sailors nav...[show_more]
    [last_updated.last_updated_30] • [promoted]
    Senior Full Stack Engineer

    Senior Full Stack Engineer

    EMERGE • San Francisco, CA, United States
    [job_card.full_time]
    Get AI-powered advice on this job and more exclusive features.We are partnered with a Series B B2B SaaS revolutionizing how organizations understand and utilize people data.Founded nearly a decade ...[show_more]
    [last_updated.last_updated_30] • [promoted]
    Full-Stack Senior Engineer

    Full-Stack Senior Engineer

    Duckbill • San Francisco, California, United States
    [job_card.full_time]
    We are developing a SaaS product called Skyway that simplifies financial planning and analysis of cloud billing data for large enterprises with complex cloud spending requirements.We're looking for...[show_more]
    [last_updated.last_updated_variable_days] • [promoted]
    Senior Full-Stack Engineer

    Senior Full-Stack Engineer

    Gallup • San Francisco, California, United States
    [job_card.full_time]
    Be a part of Gallup’s e-commerce evolution and growth strategy.Ideal applicants will have experience building high‑traffic public websites, customizing solutions to meet unique business needs, buil...[show_more]
    [last_updated.last_updated_variable_days] • [promoted]
    Senior Full Stack Engineer

    Senior Full Stack Engineer

    Unwrap • San Francisco, CA, United States
    [job_card.full_time]
    Do you love to build? Are you one of the most ambitious people you know? If so, you'll be right at home at Unwrap.We are seeking a senior software engineer who has a specific interest in working ac...[show_more]
    [last_updated.last_updated_30] • [promoted]
    Senior Full Stack Engineer - Product

    Senior Full Stack Engineer - Product

    World Labs • San Francisco, California, United States
    [job_card.full_time]
    At World Labs, our mission is to revolutionize artificial intelligence by developing Large World Models, taking AI beyond language and 2D visuals into the realm of complex 3D environments, both vir...[show_more]
    [last_updated.last_updated_30] • [promoted]
    Senior Full Stack Engineer

    Senior Full Stack Engineer

    Sphere, Inc. • San Francisco, CA, United States
    [job_card.full_time]
    Sphere has built the world’s first AI-native tax engine that helps companies like Lovable, Eleven Labs, Replit, Runway AI, Windsurf (+ many more) automate their sales tax, VAT and GST obligations : ....[show_more]
    [last_updated.last_updated_variable_days] • [promoted]
    Senior Full Stack Engineer

    Senior Full Stack Engineer

    Mxv • San Francisco, CA, US
    [job_card.full_time]
    About Alembic Alembic is a fast-growing software startup focused on building cutting-edge solutions that transform how businesses harness and leverage data. Your work will directly impact how major ...[show_more]
    [last_updated.last_updated_variable_days] • [promoted]
    Senior Full-Stack Engineer (Multiple Opportunities)

    Senior Full-Stack Engineer (Multiple Opportunities)

    Harrison Clarke Ventures • San Mateo, CA, United States
    [job_card.full_time]
    As part of Harrison Clarke Ventures’ mission to help exceptional founders scale from Seed through Series B, we’re looking to connect with software engineers who love building real products and taki...[show_more]
    [last_updated.last_updated_variable_days] • [promoted]
    Senior Full-Stack Engineer

    Senior Full-Stack Engineer

    Cerebras • San Francisco, CA, United States
    [job_card.full_time]
    Oort is our central web platform—a unified environment that consolidates all infrastructure data and tools, empowering Loft to streamline, integrate, and manage the entire mission lifecycle with un...[show_more]
    [last_updated.last_updated_variable_days] • [promoted]
    Senior Full Stack Engineer - Founding Team

    Senior Full Stack Engineer - Founding Team

    Getclera • San Francisco, CA, United States
    [job_card.full_time]
    Senior Full Stack Engineer - Founding Team.Fulcrum is re‑wiring the insurance‑brokerage industry with AI agents that let brokerages grow revenue without adding headcount. Our platform already saves ...[show_more]
    [last_updated.last_updated_variable_days] • [promoted]