Senior Fullstack Developer (Python + LLMs) – Contract to Hire
TLDR
Build scalable Python backends and production-ready LLM-powered features for an AI document processing startup, collaborating with a fast-moving founder on impactful early-stage projects.
Senior Fullstack Developer (Python + LLMs) – Contract to Hire
Location: Remote (LATAM preferred)
Rate: Up to USD $65/hour (Contract, with potential full-time conversion)
About the Opportunity
G2i is partnering with an innovative, fast-growing AI startup building cutting-edge solutions focused on intelligent document (PDF) processing. This is a high-impact role for a senior engineer who thrives in early-stage environments and has hands-on experience building and deploying LLM-powered systems from the ground up.
You’ll work directly with a highly energetic and driven founder, so we’re looking for someone who matches that enthusiasm and enjoys fast-paced, collaborative environments.
What You’ll Do
Design and build scalable backend systems using Python
Develop and deploy LLM-based features from 0→1 (prompting, fine-tuning, orchestration, etc.)
Integrate LLMs into production-grade applications
Architect and implement APIs and services for AI-driven workflows
Collaborate closely with the founder and product team to shape the technical direction
(Optional) Contribute to frontend development using React/Convex
What We’re Looking For
Strong experience as a Senior/Staff-level Fullstack or Backend Engineer
Deep expertise in Python
Proven experience working with LLMs in production (OpenAI, open-source models, or similar)
Experience building and launching LLM products from scratch (0→1)
Solid background in startup environments (early-stage, high ownership)
Strong backend and system design skills
Ability to independently build integrations and ship quickly
Nice to Have
Experience with React and/or Convex
Familiarity with AI-driven document processing or similar domains
Behavioral Fit
High energy and proactive mindset
Comfortable working closely with a passionate, fast-moving founder
Strong communication skills and ownership mentality
Engagement Details
Contract role (up to USD $65/hour) with strong potential to convert to full-time
Fully remote, with preference for candidates based in LATAM
If you’re excited about building AI products from the ground up and want to work in a fast-paced startup environment, we’d love to connect.
Benefits
Remote-Friendly
Fully remote, with preference for candidates based in LATAM
G2i Inc. builds innovative software solutions that empower organizations to navigate complex challenges with ease and efficiency. Catering to a diverse clientele, we focus on zero bureaucracy and agile methodologies to foster growth and creativity. Our unique approach combines technology and an unwavering commitment to excellence, setting us apart in the software development landscape.