FedEx employees working as Full Stack Developer III in US have attributed a compensation and benefits rating of 4 out of 5 stars, based on 5 ratings. This is in line with the average of Full Stack Developer III professionals at FedEx worldwide.
The salary trajectory of a Full Stack Developer III ranges between locations and employers. The salary starts at $120,001 per year (estimate) and goes up to $284,561 per year (estimate) for the highest level of seniority.
The estimated average salary for a Full Stack Developer III at FedEx is $128,819 per year or $62 per hour, but some professionals have reported earning up to roughly $190,817 per year (90th percentile). The typical pay range is between $105,727 (25th percentile) and $158,795 (75th percentile) annually. This is based on 173 salaries submitted by FedEx Full Stack Developer III professionals on Glassdoor, as of Jun 2026.
Full Stack Developer III professionals typically earn between $51 and $76 per hour.
Full Stack Developer III professionals typically earn between $8,811 and $13,233 monthly.