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E-commerce Site Developer III Salary in the United States

How much does an E-commerce Site Developer III make in the United States?

As of September 01, 2026, the average salary for an E-commerce Site Developer III in the United States is $111,682 per year, which breaks down to an hourly rate of $54.

However, an E-commerce Site Developer III's salary can vary significantly. Here’s a look at the typical salary range:

  • Top Earners (90th percentile): $128,710
  • Majority Range (25th-75th percentile): $103,362 to $120,595
  • Entry-Level (10th percentile): $95,787
Salary Factors Salary-Boosting Skills Salary by Experience Related Job Salaries Top Paying Cities Explore Related Jobs

Key Factors That Influence E-commerce Site Developer III Salaries

An E-commerce Site Developer III's salary isn't a fixed number. It's shaped by several important factors. Below, we'll explore how your years of experience, geographic location and company size can directly affect your earning potential.

How Experience Level Affects E-commerce Site Developer III Salaries?

Experience is a primary driver of an E-commerce Site Developer III's salary. As you build your skills and take on more complex tasks, your compensation generally increases. Here's how the average salary grows at different career stages:

  • E-commerce Site Developer I (0-2 years): $67,299
  • E-commerce Site Developer II (2-4 years): $88,418
  • E-commerce Site Developer III (4-7 years): $111,682
  • E-commerce Site Development Manager (7+ years): $142,143
Job Role Years of Experience Average Salary
E-commerce Site Developer I0-2 years$67,299
E-commerce Site Developer II2-4 years$88,418
E-commerce Site Developer III4-7 years$111,682
E-commerce Site Development Manager7+ years$142,143
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How Do E-commerce Site Developer III Salaries Vary from State to State?

Your salary can change significantly depending on where you work. States with a higher cost of living and strong industrial sectors often pay more to attract E-commerce Site Developer IIIs. For example, consider the average annual salaries in these key locations:
  • District of Columbia: $123,654.
  • California: $123,185.
  • Massachusetts: $121,544.

Top Paying Cities for E-commerce Site Developer IIIs

Salaries can also vary between different cities. Major metropolitan areas or cities with a high demand for technicians often offer more competitive pay. Here are a few examples of average annual salaries in different U.S. cities:

  • San Jose: $140,865
  • San Francisco: $139,322
  • Oakland: $136,386

E-commerce Site Developer III Salary by Company Size: Startups vs. Enterprise

E-commerce Site Developer III salary potential scales significantly with company size. Data shows that Enterprise companies (5,000+ employees) pay the highest average salary at around $124,809. While startup companies pay approximate $105,576.

E-commerce Site Developer III Salary by Company Size

Company Size Employees Average Salary
Startup 1~50 $105,576
Growth Stage 51~500 $111,657
Established 501~5000 $120,519
Enterprise 5000+ $124,809

E-commerce Site Developer III Salary by Industry: Top Paying Sectors

For E-commerce Site Developer III roles, the industry you choose can affect earning potential by as much as 80% (the gap between the highest and lowest paying industries). Data shows that the Healthcare and Construction sectors offer the strongest compensation, at 40% above the average. In contrast, E-commerce Site Developer positions in Hospitality & Leisure or Edu., Gov't. & Nonprofit typically offer lower base pay, as these industries often view E-commerce Site Developer III as a support function rather than a direct revenue driver.

The top paying industries for an E-commerce Site Developer III

Industry Sector Average Annual Salary Average Hourly Rate Pay vs.Avg
Healthcare$156,355$75.040%
Construction$145,187$70.030%
Aerospace & Defense$134,018$64.020%
Energy & Utilities$128,434$62.015%
Pharmaceuticals$125,084$60.012%

E-commerce Site Developer III Salary: Hourly Rate, Weekly Pay, and Monthly Pay

Understanding how an E-commerce Site Developer III's annual salary breaks down can help with budgeting. Below, you can see the average hourly rate, weekly pay, and monthly pay for this role. Use the buttons to switch between different pay periods.

Last Updated on September 01, 2026
$103,362
Average $111,682/year
$120,595
$8,614
Average $9,307/month
$10,050
$1,988
Average $2,148/week
$2,319
$50
Average $54/hour
$58
Annual Salary Monthly Pay Weekly Pay Hourly Wage
75th Percentile $120,595 $10,050 $2,319 $58
Average $111,682 $9,307 $2,148 $54
25th Percentile $103,362 $8,614 $1,988 $50

E-commerce Site Developer III Salary Growth & Career Path

E-commerce Site Developer III

Next Role

For an E-commerce Site Developer III, the most direct path to higher earnings is advancing to the E-commerce Site Development Manager role. This promotion typically comes with a significant pay increase, bringing the average annual salary to $142,143 - a projected growth of 27% over your current level.

Most common benefits for E-commerce Site Developer III

  • Social Security
  • 401 (k)
  • Disability
  • Healthcare
  • Pension
  • Time Off (days)

Common company salaries for E-commerce Site Developer III

Here are companies hiring for E-commerce Site Developer III and their salaries, click below for more details.

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FAQ about E-commerce Site Developer III

1. Where can an E-commerce Site Developer III earn the most?

An E-commerce Site Developer III's earning potential can vary widely depending on several factors, including location, industry, experience, education, and the specific employer. According to the latest salary data by Salary.com, an E-commerce Site Developer III earns the most in San Jose, CA, where the annual salary of an E-commerce Site Developer III is $140,865.

2. What is the highest pay for E-commerce Site Developer III?

The highest pay for E-commerce Site Developer III is $128,710.

3. What is the lowest pay for E-commerce Site Developer III?

The lowest pay for E-commerce Site Developer III is $95,787.

4. What are the responsibilities of E-commerce Site Developer III?

Develops, deploys and maintains e-commerce websites. Uses knowledge of commonly used web development languages (e.g., HTML, Java, PHP, JSP, ASP.Net, Python, AJAX) to build and expand the functionality of e-commerce sites. Ensures e-commerce sites are properly integrated with backend systems, including pricing, inventory, and customer relationship databases. Ensures sites remain scalable while complying with performance and security standards. Typically requires a bachelor's degree in a related area. Typically reports to a manager. Work is generally independent and collaborative in nature. Contributes to moderately complex aspects of a project. Typically requires 4 -7 years of related experience.

5. What industry pays the highest salary for E-commerce Site Developer III?

The Healthcare industry offers the highest average compensation for E-commerce Site Developer III roles, with salaries approximately 40% above the market median.

Where Does Our Salary Data Come From?

Salary.com provides salary estimates, histograms, trends, and comparisons using data from employer job postings and third-party sources.

We offer detailed salary information across multiple percentiles for your reference. (Click here to learn Why the Salary Midpoint Formula Is Crucial for Achieving Pay Equity.)

With the most extensive online, real-time compensation data available, Salary.com helps you pinpoint your exact pay target.

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