
Senior Backend Developer (Python / Data / AI)
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Post a project like this17
€39/hr(approx. $46/hr)
- Posted:
- Proposals: 49
- Remote
- #4435601
- Open for Proposals
PPH TOP Web Developer | Digital Marketing (SEO, Social Media Management, Facebook/Instagram Ads, Google Ads)|WordPress, Shopify, Wix, e-commerce, | Video Editing

♛ PPH No. #1 ♛ 21Years of Experience in Web Development , Web Designing, Magento , Shopify, WordPress , API Integration, Full-Stack Ruby on Rails Developer,AngularJS / Node.js


♛ Most Trusted #1 Team |19+ years of expertise in Website, Mobile Apps, Desktop & Console Games. Wordpress, ReactJS, Shopify, Laravel, Python, React Native, Flutter, Unity, Unreal Engine and AR/VR




Data Science & Machine Learning Engineer | AI Application Development | Web App developer
Senior Frontend & Automation Specialist | Backend Expert | AI, Mobile (Android & iOS), Bitcoin

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Description
Experience Level: Expert
We’re looking for experienced Senior Backend Developers to help us deliver several stand-alone projects.
Each project comes with a clear scope, estimated effort (man-days), and a defined budget.
Specific project details will be shared once we understand your expertise — so you can work on the initiatives that best match your skills.
Context:
Our company already serves paying customers and runs a fully functional platform.
We’re now entering the next phase — expanding with AI, LLMs, and large-scale data workflows.
Typical work includes:
- Building and scaling Python-based backend systems
- Designing and maintaining data pipelines for large datasets & external sources (web scraping, APIs, third-party integrations)
- Integrating machine learning and LLM capabilities into production systems
- Exposing data and services through a robust API layer (no frontend work — handled separately in a low-code environment)
- Collaborating with our internal architect on key technical decisions
We’re looking for freelancers who:
- Have deep experience with Python, data engineering, and API design
- Are comfortable with large datasets, AI/ML models, and modern data workflows
- Build reliable, scalable backends and work independently with minimal supervision
- Operate at a senior level — able to own solutions and influence architecture
Each project comes with a clear scope, estimated effort (man-days), and a defined budget.
Specific project details will be shared once we understand your expertise — so you can work on the initiatives that best match your skills.
Context:
Our company already serves paying customers and runs a fully functional platform.
We’re now entering the next phase — expanding with AI, LLMs, and large-scale data workflows.
Typical work includes:
- Building and scaling Python-based backend systems
- Designing and maintaining data pipelines for large datasets & external sources (web scraping, APIs, third-party integrations)
- Integrating machine learning and LLM capabilities into production systems
- Exposing data and services through a robust API layer (no frontend work — handled separately in a low-code environment)
- Collaborating with our internal architect on key technical decisions
We’re looking for freelancers who:
- Have deep experience with Python, data engineering, and API design
- Are comfortable with large datasets, AI/ML models, and modern data workflows
- Build reliable, scalable backends and work independently with minimal supervision
- Operate at a senior level — able to own solutions and influence architecture

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Last project
19 Oct 2025
United Kingdom
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