fusify.io

Joined in 2025
78% answers

Fusify.io is an advanced programmatic advertising platform built to deliver high-impact rich-media formats across premium traffic sources with full transparency and deep analytics.
Our mission is to connect brands with audiences through visually engaging and data-driven ad experiences.

 

What We Do

  • Deliver cutting-edge ad formats: Video, Half-Screen, Mobile Brander, and more.
  • Work with large volumes of premium inventory and top-tier publishers worldwide.
  • Provide real-time analytics, fraud protection, and full transparency for every impression.

 

Our Values

We believe in engineering excellence, innovation, and transparency — both in how we build technology and how we collaborate with partners and clients.

 

Why Join Us

  • Be part of a team building a next-generation ad-tech platform at scale.
  • Take ownership of architectural decisions and performance optimization for complex distributed systems.
  • Work with a modern stack designed for high-load data processing and performance advertising.

If you’re passionate about technology, data, and innovation — Fusify.io is the place where your ideas can truly make an impact.

Website:
https://www.fusify.io
  • fusify.io
    · 8 views · 1 application · 5h

    Prompt Engineer

    Full Remote · Countries of Europe or Ukraine · Product · 3 years of experience · English - B1
    Location: Europe (fully remote) The Mission: This position is open due to the development of a new strategic direction for the company. As a hands-on Prompt Engineer, you'll design precise prompts, generate and refine code/tests, ensure production...

    Location: Europe (fully remote)

     

    🚀 The Mission: This position is open due to the development of a new strategic direction for the company. As a hands-on Prompt Engineer, you'll design precise prompts, generate and refine code/tests, ensure production quality, and collaborate on reliable systems.

     

    What you'll do

    • Prompt like a pro: Craft & iterate prompts for code, tests, docs, architecture.
    • AI → Production: Review, debug, refactor LLM-generated code to make it bulletproof.
    • Tech stack: SQL (MySQL), Docker, Git, Postman, Linux/macOS CLI, load testing (k6/JMeter).

    • Turn vague ideas into testable tasks. Own from hypothesis to live feature.

       

    Must-haves

    • 3+ yrs QA/Product Analyst/Backend/Data experience.
    • SQL ninja: Complex queries, JOINs, mysqldump.
    • Docker daily: docker-compose, volumes, networks.
    • Git fluent: Branching, PRs, merges.
    • Postman pro: Collections, environments.
    • Basic JS + load testing (k6/JMeter/artillery).
    • Mindset: Detail-obsessed, proactive, thrives in experiments.
    • Proficiency in Ukrainian and intermediate English.
       

    Nice: Python/FastAPI, K8s, CI/CD, ClickHouse/Kafka/Redis, REST APIs.

     

    Why join?

    • Shape the future of AI-driven dev—no micromanagement, small senior team.
    • 20 vacation days + paid sick leave + 1 extra day/month.
    • Up to 100% learning reimbursement.
    • Laptop + home office setup support.
    • Team events, no micromanagement.
    • Rapid experiments → real product impact.
     More
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