Stat-led156 / 160
Senior Backend Engineer with 8 years of experience. specializing in Go, Postgres, and Kubernetes. Recently: scaled checkout to 50k rps. Currently at Stripe.
Free Tool
Developer Bio Generator
A developer bio generator turns your role, stack, and highlights into a polished bio tuned for each platform you use - so you get a GitHub bio that fits 160 characters, a LinkedIn headline that respects 220, and an X/Twitter bio that still sounds like you.
Pick a tone, fill in a few details, and get three variants per platform - copy and paste, no signup, no API calls.
Tell us about yourself
Fill in a few details. The generator runs entirely in your browser - nothing is sent to a server.
Tone
Your bios
GitHub
GitHub profile bio (160 chars)Mission-led136 / 160
Senior Backend Engineer with 8 years of experience focused on high-throughput payment infra. Working primarily in Go + Postgres. Stripe.
Human-led119 / 160
Senior Backend Engineer at Stripe, based in Brooklyn, NY. 8 years of experience. Toolkit: Go, Postgres, and Kubernetes.
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How to use this tool
Enter your basics
Add your name or handle, role/title, years of experience, and a comma-separated tech stack.
Add highlights and context
List 2-3 highlights or focus areas, plus optional location, company, what you're building, and a favorite emoji.
Pick a tone
Choose concise, professional, friendly, or witty. Each produces a meaningfully different voice.
Choose a platform
Switch between GitHub, LinkedIn, X/Twitter, Portfolio, or view all four at once. Character limits update automatically.
Copy and use it
You get three variants per platform - stat-led, mission-led, and human-led. Copy the one that fits and paste it where you need it.
Frequently asked questions
What makes a good GitHub bio?
A strong GitHub bio is under 160 characters, leads with what you do (role and stack), names one or two technologies you actually use, and hints at what you're building. Skip vague filler like 'passionate developer' - specifics signal credibility.
How long should a LinkedIn headline be?
LinkedIn headlines are capped at 220 characters. Aim for 120-180 to stay readable in search results and connection requests. Lead with your title, follow with your stack or domain, and end with a verb-driven outcome.
Should I include emojis in my developer bio?
On GitHub and X/Twitter, one or two emojis can make your bio more scannable and personable - especially for friendly or witty tones. On LinkedIn, use them sparingly. For portfolio sites or recruiter-facing copy, professional tone without emojis usually wins.
What's the difference between a bio and a headline?
A headline is a single line meant to caption a profile (LinkedIn, conference badges). A bio is a short paragraph that introduces who you are and what you work on. Headlines focus on title and value; bios add stack, focus areas, and personality.
Is this developer bio generator free?
Yes - it's 100% free, runs entirely in your browser, and never sends your inputs to a server. No signup, no email required. We built it as a free tool from Code Card, where developers publish their AI coding stats as public profiles.
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