Senior Python Software Engineer

·
Full time
Location: London
·
Job offered by: Synthflow AI
·
Category: IT & Technology
This is a fully remote role, allowing you to work from anywhere in the world. About Synthflow

At

Synthflow

we’re building the easiest way for businesses to create AI-powered phone agents. No coding, no fuss—just smarter automation. We’re passionate about delivering the future of voice technology with lightning-fast, scalable solutions. It’s an exciting time at Synthflow: we’re early, fast-growing, and laser-focused on impact. Join us to do the best work of your career while helping businesses thrive. About the role

We’re looking for a Senior Python Engineer to craft reliable, production-ready software for AI tools. Your responsibilities will include:

Develop and maintain our backend infrastructure , focusing on scalability, performance, and reliability.

Implement new features

in collaboration with our engineering team.

Participate in the entire software development lifecycle , including requirements analysis, design, implementation, testing, and deployment.

Apply Test-Driven Development (TDD) practices

to ensure robust and reliable code.

Engage in Pair Programming

to enhance code quality and foster team collaboration.

Implement and maintain Continuous Integration/Continuous Deployment (CI/CD) pipelines

to streamline development and deployment processes.

Conduct code reviews , providing constructive feedback to maintain high standards of code quality and best practices.

Stay updated with the latest trends in software development , sharing knowledge and contributing to continuous improvement.

You have:

A

minimum of 5 years of experience

as a Python developer.

Strong experience in

building scalable and extensible data infrastructure .

Proficiency in

infrastructure containerization, DevOps & MLOps

(preferably GCP or AWS).

Experience in

building and maintaining enterprise-grade APIs

(e.g., with FastAPI).

Demonstrated experience with

TDD, pair programming, and CI/CD practices .

Beyond the basics:

Familiarity with

voice technologies

like WebRTC and Twilio.

Knowledge of

AI , particularly Large Language Models (LLMs), Speech To Text and Voice Synthesis models.

Experience in

AI-related fields

like low-latency audio stream processing or building applications with LLMs.

Familiarity with

AI frameworks

such as LangChain, LlamaIndex, etc.

Experience with

large-scale distributed computing and cloud infrastructure .

What we offer:

Autonomy at speed:

High-ownership roles in a fast-moving startup.

Remote-first flexibility:

Contribute from anywhere, on your schedule.

Cutting-edge technology:

Work on what interests you most.

Career growth:

Scale your impact as the company grows.

Rewarding package:

Competitive pay, equity options, and comprehensive benefits that reflect your skills and experience.

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