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Full Stack Developer – AI Agent Platform (Express AI)
Full Stack Developer – AI Agent Platform (Express AI)
Express Text's logo

Full Stack Developer – AI Agent Platform (Express AI)

Robert Rackley's profile picture
Posted by Robert Rackley
3 - 6 yrs
$5K - $18K / yr
Remote only
Skills
skill iconReact.js
skill iconNodeJS (Node.js)
Artificial Intelligence (AI)
skill iconChatGPT
AI Agents
Chatbot
skill iconJavascript
TypeScript
API

Project Overview


We’re building Express AI, a SaaS platform that allows small and medium-sized businesses (SMBs) to easily train and deploy their own dedicated AI agents for customer service, technical support, sales, and more.


Our vision is to give SMBs the power of enterprise-grade AI without complexity. You’ll help build the core platform that powers this – including agent training interfaces, web deployment, dashboards, and integrations.


Key Responsibilities


• Develop scalable full-stack features using modern JavaScript frameworks

• Build and maintain AI agent training modules (upload docs, FAQs, tone settings)

• Integrate OpenAI, Whisper, LangChain, and other LLM APIs

• Implement user-facing dashboards for chat/voices/social/email agent monitoring

• Design multi-tenant systems with admin-level controls

• Ensure reliability and scalability of the platform as we grow


Tech Stack


Frontend: React.js, Next.js, TypeScript

Backend: Node.js, Express, MongoDB (or Postgres), Redis

AI & NLP: OpenAI API (ChatGPT, Whisper), LangChain, Python (optional)

DevOps: Docker, AWS or GCP (basic familiarity okay)

Other: WebSockets for real-time chat, REST APIs, Git


Role Type


Full Stack Developer (preferred)

• Frontend or Backend specialists also considered, but must be willing to collaborate on both sides


Experience Level


3 to 6 years of professional experience

• Previous work with SaaS platformsAI tools, or multi-tenant architecture is a big plus


Must-Have Skills


• Proficiency in JavaScript/TypeScript

• Strong experience with React.js and Node.js

• Experience working with REST APIs and building secure web apps

• Solid understanding of cloud deployment (AWS/GCP/Firebase)

• Ability to work independently, self-manage, and deliver in a fast-paced environment


Nice-to-Have Skills


• Familiarity with LangChainOpenAIAI agent frameworks

• Experience with voice/chat integration

• Prior experience building tools for SMBs or customer support systems


Engagement Type


• Full-time (preferred) or part-time with clear weekly availability

• Remote (India-based candidates only)


Why Join Us?


• Work on a cutting-edge AI platform solving real problems for real businesses

• Fast-moving, no-red-tape team environment

• Build something that will impact millions of small businesses globally

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Shubham Vishwakarma's profile image

Shubham Vishwakarma

Full Stack Developer - Averlon
I had an amazing experience. It was a delight getting interviewed via Cutshort. The entire end to end process was amazing. I would like to mention Reshika, she was just amazing wrt guiding me through the process. Thank you team.
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About Express Text

Founded :
2008
Type :
Products & Services
Size :
20-100
Stage :
Profitable

About

N/A

Company social profiles

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Shubham Vishwakarma

Full Stack Developer - Averlon
I had an amazing experience. It was a delight getting interviewed via Cutshort. The entire end to end process was amazing. I would like to mention Reshika, she was just amazing wrt guiding me through the process. Thank you team.
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