AI Video Pipeline Engineer

MWDN Ltd.

Madrid

Hybrid

EUR 60,000 - 90,000

Full time

4 days ago

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Benefits offered by this job

Flexible working hours

29 days PTO + holidays

Full financial and legal support for 1

Free English classes with native/Ukr.

Job summary

MWDN Ltd. is seeking a hands‑on AI video engineer to build modular, config‑driven workflows for gaming/creative assets. You will own architecture, public API integrations, releases, and partner experiences end‑to‑end, collaborating with AI‑video specialists.

Applicants should demonstrate practical FFmpeg experience, modular pipeline design, and strong English communication. Remote/hybrid options available with a focus on high‑quality consumer video products.

Qualifications

Experience with generative AI workflows and media pipelines.
Proven ability to build modular, config‑driven pipelines for avatars, scripts and assets.
Strong Python/TypeScript skills for API automation and async processing.

Responsibilities

Build modular, config‑driven workflows for scripts, avatars/LoRAs, voices, and UI assets.
Integrate Fal Queue API to manage jobs, rate limits, webhooks, and retries.
Make runs resumable to avoid duplicate generation costs.

Skills

Generative AI

fal.ai

ComfyUI

Python

TypeScript

Workflow automation

APIs

FFmpeg

Video processing

Job orchestration

Documentation

English communication

Education

Bachelor's degree in CS or related field

Tools

FFmpeg

Queue API integration

Git

Job description

MWDN is a global IT outstaffing company with 23+ years of experience that connects exceptional tech talent with leading companies across Israel, the USA, Great Britain, and Western Europe. We offer opportunities to work on international products in a stable and professional environment.

Why does MWDN rock?:

Here’s what you can expect when you join MWDN:

Security: We carefully vet our clients to minimize risks and ensure reliability and timely payments - no fraud or unpleasant surprises.
Career support: If a project isn’t the right fit, we support you and actively help find new opportunities that match your skills and career goals.
Legal assistance: We provide guidance on legal matters, including opening and managing your independent contractor or sole proprietorship status, taxes, and related processes.
Professional development: We offer English courses and professional growth opportunities, as well as team-building events.

Why choose us?

MWDN is ranked among the top 5 IT employers in our region according to DOU. We take pride in our transparency and strong commitment to our team. Curious to learn more? See what our employees say about working with us on DOU.

What is your new project?:

Domain: Gaming

Location: US/Israel

Company size: 11-50 employees

Founded in: 2025

What makes this project exciting?:

Our client is building a groundbreaking loyalty platform for mobile gamers, and we’re seeking passionate individuals to form the foundation of the engineering team. Product mission is to empower gamers with a new way to discover games, connect with their friends, and earn fantastic rewards.

Joining us, you will get to build the highest quality consumer app in one of the hottest domains in the gaming industry, and make real measurable business impact.

With tens of thousands of daily active users and over a hundred games on clients platform, there are growing fast. Join us and let’s open a whole new market together.

You will be the first dedicated engineer on the SDK, owning architecture, public API, releases and the partner experience end to end.

What makes you a great fit:

Hands‑on experience with generative AI, fal.ai, and ComfyUI, supported by workflows or applications you have built.
Strong Python or TypeScript skills to automate workflows, integrate APIs, and handle async processing, background jobs, and errors.
Ability to build modular, config‑driven pipelines that generate multiple variations by changing avatars, scripts, and other creative elements while reusing assets.
Experience integrating image, video, text‑to‑speech, and talking‑head models, selecting models based on quality, cost, and the use case.
Practical FFmpeg experience with clip assembly, UI overlays, subtitles, audio mixing, and aspect‑ratio formatting.
Ability to implement reliable job orchestration, retries, resumable execution, and cost tracking.
Clear, maintainable code and documentation that allows marketing staff to operate workflows without writing code.
Good English communication and the ability to collaborate with AI‑video creative specialists.
Relevant work to demonstrate: be prepared to share your screen and walk us through a working pipeline or application, explaining your technical contribution.

Nice to Have

Experience with Seedance, MiniMax, Kling, or similar video‑generation models.
Experience with Stable Diffusion, LoRA training, or evaluating character consistency.
Experience building internal applications for creative teams or scaling automated video production.
Familiarity with paid mobile user acquisition creatives and CTR, CPI, or ROAS.
Experience with agent‑driven or AI‑assisted video editing.

Your day‑to‑day in this position:

Build modular, config‑driven workflows covering scripts, hooks, avatars or LoRAs, voices, music, UI assets, and aspect ratios.
Integrate the fal Queue API to manage jobs, rate limits, webhooks, and retries.
Make runs resumable so failures don’t trigger duplicate generation costs.
Fetch and cache UI assets, then use FFmpeg to assemble clips, add subtitles and CTAs, sync talking‑head audio, and mix sound.
Produce video ads in 9:16 and 1:1 formats.
Document the pipeline and provide configuration examples that the marketing team can use without writing code.

Why work with us?: