Founding Fullstack Engineer - Core

Finalroundai
San Francisco, CA

Responsibilities
  • Core

    • Write business logic in our cloud native backend service at scale.

    • Drive and implement frontend solution.

    • Partner with design, product, frontend and backend teams to build end-to-end functionality

    • Apply and adapt new knowledge / tech stack in a rapid speed. (coming out of your comfort zone is our day to day work)

  • Eng Citizenship

    • Maintain, refactor, migration of our existed service.

    • Code Review.

    • Oncall & Incident Handling.

    • Day to day DevOps on AWS, GCP and Azure (optional)

    • Actively work to improve the developer process and experience in all phases from coding to operation.

  • Technical Leadership

    • Write technical design and drive discussions on emerging new product.

    • Drive technical initiatives based on business context, conduct research and technical design to support long term business OKR.

    • Contribute to and lead each step of the product development process, from ideation to implementation to release; from rapidly prototyping, running A/B tests, to architecting and building solutions that can scale.

  • Technical Quality

    • Employ automated testing to build features with a high degree of technical quality, taking responsibility for the components and features you develop

    • Implement a rigorous release process that includes code reviews, continuous integration, and deployment pipelines to ensure high-quality software delivery

  • Autonomy

    • Enable to drive project without Tech Lead/CTO’s guidance with independent technical decisions.

    • Able to communicate technical design choices and decisions in both online (meeting) and offline (slack, design doc, daily reports, etc)

Required Qualification

What we are looking for

  • Strong Vibe Coder -

    • Able to generate 5k lines of code per day with a breeze.

    • Have the taste -

  • 1+ years of industry full stack development experience, building consumer or business facing products

  • Language: Typescript, Python, Go (optional) and a willingness to learn

  • Experience with: Supabase, Postgres, Firebase

  • Experience in developing micro-services in NodeJS, Python and Go

  • Expertise with technologies such as React, NextJS, Electron(optional)

  • Large scale infra experience

    • Experienced with multi tenant system with LB, sticky session, cache, MQ

  • Experience in Opentelemetry, Grafana / Datadog

  • Experience in experiment / analytics platform: posthog / amplitude / optimizely etc

  • Containerized Service: Docker, ECS, k8s

  • Bullet proof production level code - edge case handling, unit tests, E2E tests

Preferred Qualification:

  • Hackathon winner

  • Hands on experience with k8s and AWS

  • Dev ops experience, hands-down experience in building CICD pipeline for automative testing and software releasing.

  • Experienced with Websocket & SSE

  • Experience with crawler, browser / mobile automation like selenium, appium etc. Had scraped sites at scale.

  • Data Wrangling with

    • BigQuery to drive business insights + data mining

    • Writing Data Pipeline with Spark, Apache Beam, DBT, Apache Airflow

  • Experience with building data lake solutions / data warehouse.

Posted 2025-09-22

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