Social Discovery Group (SDG) is a group of social discovery companies. SDG solves the problems of loneliness, isolation, and disconnection – transforming virtual intimacy into the new normal. SDG’s products redefine the way people interact and connect with one another.
Our portfolio includes social entertainment platforms designed to connect people online across different cultures and regions of the world.
We bring together a team of like-minded people and IT professionals who specialize in creating and developing globally impactful social discovery products. Our international team of digital nomads works remotely from all over the world.
We’re proud to be a two-time “Great Place to Work” winner (USA & Japan, 2024–2025) and a Top-5 Company for Work-From-Anywhere Jobs (FlexJobs, 2025).
We are looking for Senior CV Engineer .
Your main tasks will be:
- Train and fine-tune generative models (text2image, image2image, video2image, IP-adapters) to produce photorealistic and stylized visuals
- Work with image classifiers, rankers,



and image/video captioning models that understand visual context
- Track cutting-edge CV research and open-source developments; translate them into a CV roadmap for the ML team
- Build and own the iterative model improvement process, including quality validation systems for CV outputs
- Optimize inference performance: diffusion optimization, quantization, kernel and framework-level work
- Optionally: train multimodal AI companions that combine CV and NLP for deeper visual understanding

We expect from you:
- 5+ Years of experience training diffusion models and modifying their architectures
- Proficiency with diffusers and transformers libraries
- Hands-on experience with IP-adapters
- Backend engineering experience (Python, Go, C#) and knowledge of scalable deployment systems is an advantage
Nice to have:
- Flow matching training
- Diffusion model distillation
- DPO and other text2image fine-tuning approaches
- Text2video and CLIP fine-tuning
- E

📌 Senior CV Engineer (España)
🏢 Social Discovery Group
📍 España