Web Developer in Sullivan, IL
Looking for a local web developer in Sullivan, IL, who understands how to grow your business online? You’re in the right place. At 309 Marketing, we build custom websites that are fast, functional, and ready to perform.
We don’t just design nice pages, we develop full websites that help your customers take action.
What Does a Web Developer Do?
A web developer builds the engine behind your website. At 309 Marketing, we write clean code that powers fast loading, SEO performance, and smooth user experiences.
From front-end layouts to back-end tools, we handle all the tech work—so you don’t have to.
Our Web Development Services
We offer full-stack development services for small businesses and organizations in Sullivan and throughout Illinois.
Services Include:
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SEO-focused coding
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Ongoing updates & maintenance
Timeline to Launch
Most websites take 6–8 weeks from start to finish. This includes planning, design, development, testing, and launch. We’ll keep you in the loop every step of the way.
Why Sullivan Businesses Choose 309 Marketing
We’re more than just coders. We’re local marketing experts who understand what your site needs to do to succeed.
When you hire 309 Marketing, you get:
✅ Custom development—not cookie-cutter templates
✅ Sites optimized for mobile, speed, and SEO
✅ Personal service from a local team
✅ Ongoing support and updates if you need them
Want to add more services later, like SEO, Google Ads, or Video Marketing? We’ve got you covered.
Frequently Asked Questions
How is a web developer different from a web designer?
A web designer focuses on how a site looks. A web developer builds how it works. At 309 Marketing, we do both—so your site is beautiful and powerful.
Will I be able to update my site myself?
Yes. We build your site using WordPress or another user-friendly system, so you can make edits anytime. We’ll also show you how to use it.
Is web development included in your website design packages?
Yes. Every site we create includes both design and development—custom-built from the ground up for your business.
Can you build e-commerce websites?
Absolutely. We can build online stores with secure checkout, product pages, and inventory systems that work for your business size.
Let’s Build Something Together
Ready to work with a web developer in Sullivan, IL, who can deliver the results you need? Contact 309 Marketing today, and let’s get started.