Fullstack Engineer, Java, React
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Job Description
Fullstack Engineer developing real-time video + AI features for Zigzag football platform. Collaborating in a high-trust team environment with a focus on delivery and ownership.
Responsibilities:
- Own end-to-end delivery of real-time video + AI features on our sports content platform
- Work in a small, high-trust team
- Collaborate with team members on project development
- Participate in the daily use of AI tools as a co-pilot
- Manage integration of LLMs in production environments
- Write clean and documented code
Requirements:
- 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 genuine co-pilot (we will ask for your exact setup)
- Has integrated LLMs in production (OpenAI, Anthropic, Grok, Gemini – prompting, RAG, function calling)
- Writes clean, tested, documented code (≥80% coverage, OWASP-aware, meaningful commits)
- Comfortable working in a fast-moving, iterative, agile environment where delivery, clarity, and ownership matter
- Strongly preferred (fast-track) DASH, RTMP/SRT ingest, WebRTC, LL-HLS, MediaLive/MediaPackage experience
- ShedLock, Liquibase, Ably, solid-apexcharts, m3u8-parser, jbcrypt, Lombok
- Sports / live-event / real-time media background
- Built and shipped HLS-based video streaming at scale (manifests, adaptive bitrate, signed URLs, CloudFront)
- Moves ahead of trends, hates manual work that AI can solve
- Never says “that’s not my job”
- UK or EU timezone, excellent communication
- Eager to learn and is aware of professional and technical blind spots
Benefits:
- ZigZag is committed to building a diverse, inclusive, and equitable workplace
- We believe that talent knows no borders, and we welcome individuals from all backgrounds to help us shape the future of work
- Guided by transparency and agility, we foster an environment where everyone is valued and empowered to thrive
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