Senior Fullstack Engineer (SolidJS/React + Java Spring Boot) | Midshift | Remote

ZigZag is looking for a Senior Fullstack Engineer to join our team! 

*Midshift working schedule 
*Stack: React + Java Springboot 


Role overview:
We need a true senior full-stack engineer who will own end-to-end delivery of real-time video + AI features on our sports content platform. This is a high-ownership, low-ego role in a small, high-trust team.

Core day-to-day stack:

Backend: Java 21, Spring Boot 3, Kafka, Postgres (Aurora), Gradle, Docker, Terraform

Frontend: SolidJS/React with TypeScript, TanStack Table, TailwindCSS, Zod, hls.js

Infra: AWS (ECS Fargate, MSK, CloudFront, MediaPackage, Lambda)

AI: Heavy daily use of Cursor / Claude / Grok / Continue.dev + production LLM integration

Must-have (non-negotiable):

Proven production experience shipping with Java Spring Boot + SolidJS (or very strong React + signals and willingness to switch Day 1)

Already using AI tools daily as a gen...