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Senior Full Stack Engineer

Remote: 
Full Remote
Experience: 
Senior (5-10 years)
Work from: 
California (USA), United States

Offer summary

Qualifications:

5+ years of experience in full-stack development, Strong expertise in JavaScript/TypeScript and frameworks like React or Vue.js, Solid understanding of responsive design and CSS frameworks, Experience with SQL databases and backend services.

Key responsabilities:

  • Develop responsive, high-performance web applications
  • Collaborate with designers and product managers to launch new features
  • Build and implement core backend services using FastAPI and Python
  • Troubleshoot and resolve production issues

Kiva AI logo
Kiva AI
2 - 10 Employees
About Kiva AI
Kiva AI - High Quality Scalable Output, Focused on the Human.Our mission at KIVA AI is to provide a comprehensive solution for all AI needs, focusing on data annotation, collection, curation, and fine-tuning.We prioritize delivering next-generation human feedback operations to enhance AI quality while reducing costs at scale.The market demand for sophisticated human feedback is increasing, particularly in data labeling, where supply falls short. Existing solutions often yield suboptimal results due to their lack of a human-centered approach, resulting in high costs, low scalability, and variable quality.KIVA AI addresses this challenge by prioritizing a human-centered approach. We hire the right people, empower them to do great work, and make sure incentives are aligned. Our approach reduces costs by over 45% while paying raters 50% more.Our target customers are organizations seeking to develop new AI models or enhance the performance of existing ones and are missing high quality human input. Our solutions aim to make development of AI applications scalable, accessible, high quality, and fast.
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Job description

About Us: Kiva AI delivers high-quality, ground-truth data for machine learning models through a network of expert labelers. Our SaaS platform streamlines the most complex data labeling challenges, where reaching ground truth is particularly difficult. With a customer-centric approach and expert-focused training, we enable faster, more accurate labeling at scale. We’re also integrating cutting-edge LLM (Large Language Model) technology into the platform to enhance user experiences, making project setup and expert training more intuitive and seamless.


The Opportunity: As our Full Stack Software Engineer, you’ll take the lead in developing our core SaaS platform, building robust, scalable features that power complex workflows. You will work on integrating LLM-driven features to streamline project setup, management, and expert collaboration, ensuring a seamless experience for users. Your work will play a crucial role in enabling customers and experts to perform complex data labeling tasks more efficiently, improving product performance, usability, and accelerating model accuracy across a wide range of industries.

Key Responsibilities
  • Own the development of responsive, high-performance web applications using modern JavaScript frameworks.
  • Collaborate closely with designers, product managers, and backend developers to rapidly iterate and launch new features.
  • Develop intuitive UI components, ensuring performance and scalability as the user base grows.
  • Design and maintain reusable frontend components while ensuring seamless integration with backend services.
  • Build and implement core backend services using FastAPI, Python or similar REST APIs technologies, ensuring high performance, scalability, and reliability.
  • Work with SQL databases like PostgreSQL, ensuring efficient data storage and retrieval. 
  • Troubleshoot, debug, and resolve production issues in a fast-paced startup environment, ensuring a seamless user experience.
  • Help establish coding standards, best practices, and scalability for a growing team.

    • Requirements
  • 5+ years of experience in full-stack development.
  • Strong expertise in JavaScript/TypeScript and frameworks like React or Vue.js, with hands-on experience in server-side rendering (Next.js or similar).
  • Solid understanding of responsive design, CSS frameworks, and best practices for user interfaces.
  • Work across the stack as needed, contributing to backend APIs and services (Python or similar).
  • Experience with SQL databases, strong knowledge of database architecture and how it integrates with frontend and backend systems.
  • Familiarity with version control (Git), Agile methodologies, and willingness to adapt to rapid changes.
  • Experience working in a startup or small company environment, with a hands-on approach to problem-solving.

    • Nice-to-Have
  • Experience with cloud platforms (AWS, GCP) and deploying frontend applications with CI/CD pipelines.
  • Familiarity with testing frameworks and performance optimization.
  • Knowledge of micro-services architecture and containerization (Docker, Kubernetes).
  • A self-starter mentality with the ability to thrive in a fast-paced, evolving startup environment.

    • Our Tech Stack
  • Frontend: React, TypeScript, JavaScript
  • Backend: Python, FastAPI
  • Database: PostgreSQL
  • Infrastructure: AWS

    • Required profile

    Experience

    Level of experience: Senior (5-10 years)
    Spoken language(s):
    English
    Check out the description to know which languages are mandatory.

    Hard Skills

    JavaScript (Programming Language)TypeScriptPython (Programming Language)JavaScript LibrariesCascading Style Sheets (CSS)FastAPIPostgreSQLApplication Programming Interface (API)KubernetesgRPCAmazon Web ServicesCI/CDDocker (Software)Automated Testing Framework

    Other Skills

    • Collaboration
    • Adaptability
    • Problem Solving
    Are you interested?

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