Software Developer – AI & Full Stack
Flowcall
Job Description & Responsibilities
### About Flowcall
Flowcall is an AI-powered customer service automation platform that helps D2C and e-commerce brands resolve support queries automatically — across WhatsApp, email, voice, Instagram, and web chat. Our clients include **Atomberg, mCaffeine, Hyphen, Ugaoo, Knya, and Damensch**. We consistently achieve 80–90% query automation rates, enabling our clients to dramatically reduce support team sizes while improving customer experience.
We're growing fast — 25% MoM — and we're looking for builders who want to be at the frontier of applied AI.
### The Role
You'll be part of a small, high-ownership engineering team working directly with the founders. This isn't a role where you'll spend months on one isolated feature — you'll be across the system, shipping things that matter, and building tools that multiply the team's leverage. If you're energised by fast feedback loops and working close to real-world AI deployments, this is for you.
### What You'll Work On
- Build and maintain features across our full stack — Angular frontend, Express/TypeScript backend, PostgreSQL
- Integrate and optimise LLM APIs (OpenAI, Gemini) for automated customer support workflows
- Design and build internal automation tooling to help the team move faster — think workflow orchestrators, prompt management systems, evaluation pipelines
- Work on WhatsApp Business API integrations, voice AI features, and multi-channel messaging pipelines
- Contribute to system reliability, observability, and performance improvements as we scale
- Collaborate directly with founders and the CTO to shape product and technical direction
### Tech Stack
TypeScript | Angular | Express.js | PostgreSQL | OpenAI API | Gemini API
### What We're Looking For
Must-Have
- Strong proficiency in TypeScript — you write clean, maintainable, production-grade TS
- Solid understanding of backend development with Node.js/Express or similar frameworks
- Experience with relational databases (PostgreSQL preferred)
- Genuine curiosity about AI and a willingness to learn fast — new models, tools, and paradigms drop every few weeks and you need to keep up
- Strong problem-solving instincts and the ability to navigate ambiguity in a fast-moving startup
Nice-to-Have
- Prior experience working with LLM APIs (OpenAI, Anthropic, Gemini, etc.) — prompt engineering, function calling, RAG pipelines
- Experience building internal tools or automation scripts to improve team efficiency
- Familiarity with Angular or another modern frontend framework
- Understanding of conversational AI systems, chatbot architectures, or customer service automation
- Experience with messaging APIs like WhatsApp Business API or similar platforms
### What to Expect
- Direct access to founders and a flat team structure — your voice matters from day one
- Fast, iterative environment — ship fast, learn faster, and iterate based on real customer data
- Broad ownership of features and systems across the product
- The opportunity to work on cutting-edge applied AI problems in a vertical that's seeing rapid innovation
- Competitive compensation and meaningful equity in a company on a strong growth trajectory
### Who Thrives Here
- You're a self-starter who is comfortable diving into an unfamiliar system, figuring out how it works, and proposing improvements. You treat automation as a force multiplier — if something can be scripted, templated, or systematised, you'll build the tool for it. You don't wait to be told what to do next.
About Flowcall
Required Skills
Job Details
Posted by
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Posted on:
3 Jul 2026
About Flowcall
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