Senior Software Engineer

Location : Remote-first (UK / EU / India preferred)

Company : FileSpin.io – AI-powered Digital Asset Management SaaS

About Us

FileSpin.io is a fast-growing B2B SaaS platform providing AI-powered Digital Asset Management (DAM) and Media Processing . We help enterprises scale their content operations with features like background removal, face recognition, video / image transformations, CDN delivery, and workflow automation.

We are now looking for a Senior Developer with strong technical leadership who can grow into the role of CTO within a few years. This is a unique opportunity for someone who wants not just to write code, but also to shape the technical vision, culture, and architecture of a SaaS business that’s scaling globally.

Your Role

As our Senior Developer , you’ll :

Take technical ownership of our core SaaS platform (Python, MySQL, Celery, OpenSearch, Redis, React frontend).

Make architectural and design decisions that impact scalability, performance, and reliability.

Lead and mentor a small team of developers; instill best practices in coding, testing, and deployment.

Drive DevOps & infrastructure choices (AWS, Kubernetes, GPU servers for ML inference, Redis / Valkey, S3 / CDN, etc.).

Partner with the founder (current acting CTO) and step into leadership of technical roadmap planning and R&D.

Collaborate with product, sales, and customers to deliver features that create clear business value.

Champion security, compliance, and reliability across the platform.

Prepare yourself to grow into a CTO role as the company scales.

Our Tech Stack

Backend : Python, FastAPI, Celery, REST APIs

Data & Search : MySQL, OpenSearch, Redis / Valkey

Frontend / Design : React, Next.js, Tailwind, Framer Motion, Figma

Infrastructure : Docker Swarm, Kubernetes, AWS S3, Cloudflare R2

ML / AI : NVIDIA GPUs, Triton inference server, custom models (face recognition, Remove Background), MCP, n8n

Workflows : Prefect, Celery distributed tasks

What We’re Looking For

8+ years experience in software engineering with a track record of shipping SaaS products .

Strong expertise in Python, distributed systems, and cloud-native architectures .

Deep experience in databases, caching, queues, and search at scale.

Comfort with AWS services, Docker Swarm, Kubernetes, and CI / CD pipelines .

Bonus : exposure to machine learning pipelines, GPU inference, DAM / media processing .

Strong communication and leadership skills – able to mentor and grow a team.

Entrepreneurial mindset : excited to help scale a SaaS startup .

Why Join Us?

Impact & Ownership : Directly influence the technical direction of a growing SaaS platform.

Growth Path : Opportunity to step into the CTO role as we scale.

Cutting-edge tech : Work with AI / ML, distributed systems, and media processing at scale.

Global customers : Our clients include enterprises in events, e-commerce, media, and more.

Flexible work : Remote-first culture, outcome-driven, not time-clock driven.

Compensation : Competitive salary + performance bonus

Send your CV, GitHub / portfolio links, and a short note on why you’re excited about FileSpin.io