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API Development in Los Angeles

API-first system design and implementation for products and integrations. This folder narrows the Los Angeles shortlist down to teams that fit this exact implementation angle.

15 vendorsLos Angeles, USAAPI Development
No paid placements15 teams scored63 case studies combined9 verified profilesUpdated June 2026
All Custom Software DevelopmentBackend DevelopmentSaaS DevelopmentInternal Tools DevelopmentDashboard and Admin Panel DevelopmentPortal DevelopmentAPI DevelopmentSystem Integrations
+6 more specializations on the Los Angeles Custom Software Development page
Filter by project budget
All budgets< $5K$5–15K$15–50K$50K+8 of 15 teams
Storm Brain logo
1
Top 1VerifiedOfficial Sources

Storm Brain

Santa Monica, CA, USAagency

Development provider tracked for api development fit, proof signals, pricing clarity, and delivery confidence.

Direct Api Development fit
Shows relevant development delivery signals, with moderate proof and clearer commercial signals.
Los Angeles ecommerce developmentShopify Plus and headless commerceAPI DevelopmentAndroid App DevelopmentBackend DevelopmentApi Development proofMarket coveragePricing disclosed2 case studies
Verified Jun 2026
72/100
GoodTop 45%
Build Fit
Direct build
Proof
Moderate proof
From $1K/mo
Commercial details still need manual verification
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Coalition Technologies logo
2
Top 2VerifiedOfficial Sources

Coalition Technologies

Los Angeles, CA, USAagencyTeam 51-200

Development provider tracked for api development fit, proof signals, pricing clarity, and delivery confidence.

Direct Api Development fit
Shows relevant development delivery signals, with strong proof and clearer commercial signals.
Los Angeles ecommerce developmentShopify and WooCommerce implementationAPI DevelopmentAndroid App DevelopmentBackend DevelopmentApi Development proofMarket coveragePricing disclosed4 case studies3 named clients
Verified Jun 2026
74/100
GoodTop 45%
Build Fit
Direct build
Proof
Strong proof
From $2K/mo
The broad service mix may feel less specialized than a pure-play SEO consultancy
View profileCompare
Canesta logo
3
Top 3VerifiedOfficial Sources

Canesta

Los Angeles, CA, USAagency

Development provider tracked for api development fit, proof signals, pricing clarity, and delivery confidence.

Direct Api Development fit
Shows relevant development delivery signals, with strong proof and clearer commercial signals.
Los Angeles ecommerce developmentShopify and WooCommerce storefront workAPI DevelopmentAndroid App DevelopmentBackend DevelopmentApi Development proofMarket coveragePricing disclosed1 case study4 named clients
Verified Jun 2026
74/100
GoodTop 45%
Build Fit
Direct build
Proof
Strong proof
From $2K/mo
Commercial details still need manual verification
View profileCompare
Side-by-side comparison
Top 3 compared side-by-sideScore · Pricing · Proof
#1
Best score
Coalition Technologies
74/100
#2
Canesta
74/100
#3
Pricing$1K/mo↑$2K/mo$2K/mo
Case studies24↑1
Team size—51-200—
Scroll to see more agencies
Avital Web logo
4
Official Sources

Avital Web

Los Angeles, CA, USAagencyTeam 10-49

Los Angeles reputation management agency for review issues, social rumor monitoring, and practical brand-protection cleanup.

Direct Api Development fit
Shows relevant development delivery signals, with strong proof and clearer commercial signals.
API DevelopmentAndroid App DevelopmentBackend DevelopmentApi Development proofMarket coveragePricing disclosed4 case studies3 named clients
Verified Jun 2026
93/100
ExcellentTop 5%
Build Fit
Direct build
Proof
Strong proof
From $3K/mo
View profileCompare
Website Depot logo
5
VerifiedOfficial Sources

Website Depot

Silver Lake, Los Angeles, CA, USAagency

Development provider tracked for api development fit, proof signals, pricing clarity, and delivery confidence.

Direct Api Development fit
Shows relevant development delivery signals, with moderate proof and clearer commercial signals.
Los Angeles ecommerce developmentEcommerce maintenance and integrationsAPI DevelopmentAndroid App DevelopmentBackend DevelopmentApi Development proofMarket coveragePricing disclosed1 case study
Verified Jun 2026
77/100
GoodTop 30%
Build Fit
Direct build
Proof
Moderate proof
From $1K/mo
View profileCompare

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Sunlight Media logo
6
VerifiedOfficial Sources

Sunlight Media

Los Angeles, CA, USAagencyTeam 2-9

Development provider tracked for api development fit, proof signals, pricing clarity, and delivery confidence.

Direct Api Development fit
Shows relevant development delivery signals, with strong proof and clearer commercial signals.
API DevelopmentAndroid App DevelopmentBackend Development+6Api Development proofMarket coveragePricing disclosed3 case studies12 named clients
Verified Jun 2026
73/100
GoodTop 45%
Build Fit
Direct build
Proof
Strong proof
From $2K/mo
Exact scope, staffing, and reporting should still be validated during outreach.
View profileCompare
Kobe Digital logo
7
VerifiedOfficial Sources

Kobe Digital

Los Angeles, CA, USAagency

Development provider tracked for api development fit, proof signals, pricing clarity, and delivery confidence.

Direct Api Development fit
Shows relevant development delivery signals, with strong proof and clearer commercial signals.
API DevelopmentAndroid App DevelopmentBackend DevelopmentApi Development proofMarket coveragePricing disclosed3 case studies4 named clients
Verified Jun 2026
74/100
GoodTop 45%
Build Fit
Direct build
Proof
Strong proof
From $4K/mo
Commercial details still need manual verification
View profileCompare
Top Growth Marketing logo
8
Verified

Top Growth Marketing

Los Angeles, CA, USAagencyTeam 10-49

Los Angeles ecommerce growth agency focused on social ads, search ads, shopping, lifecycle, and creative-led scaling.

Direct Api Development fit
Shows relevant development delivery signals, with strong proof and clearer commercial signals.
Ecommerce growthLos Angeles ecommerce developmentAPI DevelopmentBackend DevelopmentConversion-focused Web DevelopmentApi Development proofMarket coveragePricing disclosed4 case studies5 named clients
Verified Jun 2026
91/100
ExcellentTop 5%
Build Fit
Direct build
Proof
Strong proof
From $4K/mo
View profileCompare
How we rank these companies
Proof depth
Case studies, named clients, and verifiable source citations from official channels.
Pricing visibility
Disclosed project floors, retainer ranges, or hourly rates - not just 'contact us'.
Local coverage
Service regions, city-specific landing pages, and geography-relevant case evidence.
Specialist depth
Build type match for this exact specialization, not just broad development presence.
Confidence score
Data completeness and profile freshness - incomplete profiles rank lower.

Scores are calculated automatically from structured data. No paid placement affects ranking position.

What to verify before hiring for api development
Confirm domain model, API contract, and integration boundaries.
Check database, queue, cache, and infrastructure requirements.
Validate security, permissions, observability, and reliability controls.
Ask for tests around critical workflows and edge cases.
Require deployment, documentation, and handoff standards.
How to read a Los Angeles api development proposal

Proof of similar work

Ask for recent api development examples and make sure the team's role, stack, and outcome are clear.

Local-market fit

For Los Angeles, check whether the vendor can support your communication cadence, stakeholder overlap, and launch schedule.

Delivery ownership

Confirm who owns discovery, architecture decisions, implementation, QA, deployment, and post-launch fixes.

Acceptance criteria

Require milestones, acceptance criteria, performance targets, and handoff documentation before comparing price.

API Development in other cities

New YorkChicagoMiami

Frequently asked questions

What makes this Los Angeles API Development page different?

This page narrows the broader Los Angeles Custom Software Development shortlist to vendors and buying criteria for api development, with a tighter checklist and proposal-review context.

Should I use this page or the broader Custom Software Development page?

Use this page when the build type is already clear. Use the broader Custom Software Development page when you are still comparing multiple implementation directions.

How should I compare API Development proposals?

Compare proof from similar work, technical ownership, launch risk, QA standards, and support model before treating price as the deciding factor.

Not sure which API Development team fits?

Use the recommendation flow to describe your project and get a matched shortlist.

Get a personalised match