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Los Angeles County / Internal Services Department / Principal Application Developer

Job-title file

Principal Application Developer

Lead staff and operations — set priorities, allocate resources, and oversee program delivery.

55 employees hold this title in Internal Services Department. Median total compensation for the role is $250,488, above the department median of $162,327.

Employees
55
Total payroll
$12.8M
Role median
$250,488
Agency median
$162,327
Comparison
Above

What the records show

Role pay distribution

Pay distribution for this role

$41,161$273,705+

Hover a bar for its range; click to filter the list below.

How total compensation varies among the 55 people in this role. Even for one job title, pay differs with seniority, step, overtime, and tenure. Each bar is a pay range; the far-right bar collects the highest earners.

Compared with the local labor market

Principal Application Developer pay vs. the Los Angeles-Long Beach-Anaheim, CA area

Across all employers in the Los Angeles-Long Beach-Anaheim, CA area, the median wage for Software Developers — about 55,540 people — is $160,920. Internal Services Department pays a median base salary of $154,076 for this role, 4% below that figureabout the 45th percentile of local pay for the occupation.

Where Internal Services Department sits in the local pay range

10th
25th
Median
75th
90th
$98,270
$127,530
$160,920
$191,540
$223,150
Internal Services Department median · $154,076

The bar is the range of annual wages for Software Developers across every employer in the Los Angeles-Long Beach-Anaheim, CA area, from the 10th to the 90th percentile, with the middle 50% highlighted. The marker shows Internal Services Department’s median base salary for this role. Both figures are base pay only.

And across the country

Nationwide, the median wage for Software Developers — about 1,687,890 people — is $135,980. Internal Services Department’s median base salary is 13% above that national figure, about the 63rd percentile of pay for the occupation nationally.

10th
25th
Median
75th
90th
$82,460
$105,210
$135,980
$171,980
$214,670
Internal Services Department median · $154,076

Local and national wages differ for reasons beyond how well a job pays — cost of living, the mix of employers, and local demand for the occupation all move the Los Angeles-Long Beach-Anaheim, CA range relative to the national one.

Computed over the 53 of 55 people in this role paid at least $25,000in base salary. The rest are part-year or part-time records, whose actual pay isn’t comparable to a full-time annual wage.

Median total compensation for this role at Internal Services Department is $250,488, which includes overtime and employer-paid benefits. The benchmark above excludes both, so total compensation is deliberately not compared against it.

Benchmark: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (May 2025). BLS Occupational Employment and Wage Statistics (OEWS) covers all employers in the area — private, non-profit, and government alike — so this is a comparison against the whole local labor market for the occupation, not against private-sector pay. OEWS wages are straight-time pay and exclude overtime, shift differentials, and employer-paid benefits, so the government figure shown here is base pay on the same basis. Total compensation is not comparable to it. Job titles are matched to the closest standard occupation, so the comparison is between similar work rather than an identical job classification.

Compare departments

This role across Los Angeles County

Principal Application Developer is held in 28 Los Angeles County departments. In Internal Services Department, the median of $250,488 ranks #19 of 28.

Highest-paying departments for this role

Median total compensation for the Principal Application Developer role in other Los Angeles Countydepartments (highest first). Each bar links to that department’s page for this role.

Record list

Employees with this title

Page 2

Calvin Hoang

Principal Application Developer/Internal Services Department

2025 total comp
$235,220
Base pay
$138,713
Overtime
$1,987
Other pay
$12,767
Benefits
$81,753
Total compensation
$235,220

Calvin Hoang works as a Principal Application Developer for Internal Services Department. Calvin earned $235,220 in 2025.

Muthu Rathi Suresh

Principal Application Developer/Internal Services Department

2025 total comp
$233,429
Base pay
$147,216
Overtime
$0
Other pay
$25,086
Benefits
$61,127
Total compensation
$233,429

Muthu Rathi Suresh is a Principal Application Developer at Internal Services Department. 2025 total compensation came to $233,429.

Jamel Thomas

Principal Application Developer/Internal Services Department

2025 total comp
$229,456
Base pay
$149,740
Overtime
$404
Other pay
$24,768
Benefits
$54,544
Total compensation
$229,456

Jamel Thomas is a Principal Application Developer at Internal Services Department. 2025 total compensation came to $229,456.

Iain Lee

Principal Application Developer/Internal Services Department

2025 total comp
$226,222
Base pay
$140,099
Overtime
$2,283
Other pay
$13,262
Benefits
$70,578
Total compensation
$226,222

Iain Lee works as a Principal Application Developer for Internal Services Department. Iain earned $226,222 in 2025.

Daniel Phu

Principal Application Developer/Internal Services Department

2025 total comp
$220,042
Base pay
$141,171
Overtime
$3,447
Other pay
$20,411
Benefits
$55,013
Total compensation
$220,042

Daniel Phu holds the role of Principal Application Developer at Internal Services Department. In 2025, their total compensation was $220,042.

Thien Ton

Principal Application Developer/Internal Services Department

2025 total comp
$218,847
Base pay
$140,417
Overtime
$1,622
Other pay
$18,679
Benefits
$58,129
Total compensation
$218,847

Thien Ton is a Principal Application Developer at Internal Services Department. 2025 total compensation came to $218,847.

Ernest Curioso

Principal Application Developer/Internal Services Department

2025 total comp
$216,318
Base pay
$134,362
Overtime
$1,896
Other pay
$19,454
Benefits
$60,606
Total compensation
$216,318

Ernest Curioso holds the role of Principal Application Developer at Internal Services Department. In 2025, their total compensation was $216,318.

Chaitanya Madala

Principal Application Developer/Internal Services Department

2025 total comp
$211,210
Base pay
$134,670
Overtime
$180
Other pay
$6,278
Benefits
$70,082
Total compensation
$211,210

Chaitanya Madala works as a Principal Application Developer for Internal Services Department. Chaitanya earned $211,210 in 2025.

Gloria Siu

Principal Application Developer/Internal Services Department

2025 total comp
$188,899
Base pay
$120,406
Overtime
$0
Other pay
$16,229
Benefits
$52,264
Total compensation
$188,899

Gloria Siu holds the role of Principal Application Developer at Internal Services Department. In 2025, their total compensation was $188,899.

Jonathan Bao

Principal Application Developer/Internal Services Department

2025 total comp
$159,457
Base pay
$102,154
Overtime
$0
Other pay
$6,849
Benefits
$50,454
Total compensation
$159,457

Jonathan Bao works as a Principal Application Developer for Internal Services Department. Jonathan earned $159,457 in 2025.

Brian Bailey

Principal Application Developer/Internal Services Department

2025 total comp
$132,451
Base pay
$89,741
Overtime
$0
Other pay
$7,786
Benefits
$34,924
Total compensation
$132,451

Brian Bailey holds the role of Principal Application Developer at Internal Services Department. In 2025, their total compensation was $132,451.

Usha Vetrivelu

Principal Application Developer/Internal Services Department

2025 total comp
$75,044
Base pay
$47,286
Overtime
$0
Other pay
$6,973
Benefits
$20,785
Total compensation
$75,044

Usha Vetrivelu holds the role of Principal Application Developer at Internal Services Department. In 2025, their total compensation was $75,044.

Susan Fitz

Principal Application Developer/Internal Services Department

2025 total comp
$74,959
Base pay
$19,917
Overtime
$0
Other pay
$44,728
Benefits
$10,314
Total compensation
$74,959

Susan Fitz works as a Principal Application Developer for Internal Services Department. Susan earned $74,959 in 2025.

Johnathan Yu

Principal Application Developer/Internal Services Department

2025 total comp
$50,207
Base pay
$32,246
Overtime
$0
Other pay
$6,053
Benefits
$11,908
Total compensation
$50,207

At Internal Services Department, Johnathan Yu serves as a Principal Application Developer. Their 2025 pay totaled $50,207.

Sonia Ajang

Principal Application Developer/Internal Services Department

2025 total comp
$41,161
Base pay
$0
Overtime
$0
Other pay
$0
Benefits
$41,161
Total compensation
$41,161

At Internal Services Department, Sonia Ajang serves as a Principal Application Developer. Their 2025 pay totaled $41,161.