Best AI Staff Augmentation Companies

Mobilunity vs LeewayHertz: full comparison for 2026

Quick verdict

Mobilunity (3.7/5) edges ahead of LeewayHertz (3.6/5) overall. Mobilunity is the better choice for budget-conscious teams hiring one dedicated developer. LeewayHertz is the stronger option for hackett Group clients adding GenAI developers. The right choice depends on your project size, budget, and required tech stack.

Mobilunity vs LeewayHertz: head-to-head summary

Criterion Mobilunity LeewayHertz
Founded 2010 2007
HQ Kyiv, Ukraine San Francisco, California, USA
Team size Not disclosed 100–250 (sources vary)
Rating 3.7 / 5 3.6 / 5
Primary differentiator Lowest published rate band among the companies reviewed GenAI app development backed by a public consulting parent
Pricing model Monthly dedicated developer rates; part-time consulting; $25–$49/hr (directory average) Project pricing and hire-a-developer rates; rates on request
Min. engagement Not published Not published
Primary tech stack Python, TensorFlow, AWS Python, LangChain, OpenAI
Industries served Software & SaaS, Financial services, Retail & e-commerce Financial services, Retail & e-commerce, Software & SaaS

Mobilunity vs LeewayHertz: overview

Mobilunity

Mobilunity was founded in 2010 and is headquartered in Kyiv, Ukraine. It provides dedicated development teams and part-time consulting from a pool its Clutch profile describes as more than 200,000 Ukrainian specialists. Third-party directories list an average rate of $25 to $49 per hour, and Clutch reviewers describe typical projects of about $10,000 to $50,000. It has no separately advertised AI practice, so AI hires are recruited case by case.

LeewayHertz

LeewayHertz was founded in 2007 and lists a San Francisco address, with much of its staff in India. Headcount estimates range from roughly 60 to 500. The Hackett Group acquired it in September 2024 for $7.8 million in purchase consideration, according to Hackett's SEC filings, and the two set up a joint venture called ZBrain XPLR. Its main business is building GenAI applications, and it hires out engineers as a secondary service.

Services and capabilities: Mobilunity vs LeewayHertz

Capability Mobilunity LeewayHertz
LLM / GenAI engineers ✗ ✓
MLOps & deployment ✗ ✗
Computer vision ✗ ✗
Data engineering ✗ ✗
AI agent development ✗ ✓
Fractional / part-time experts ✓ ✗
Risk-free trial period ✗ ✗
Nearshore time-zone overlap ✗ ✗

Tech stack comparison: Mobilunity vs LeewayHertz

Framework / platform Mobilunity LeewayHertz
PyTorch N/A N/A
TensorFlow ✓ N/A
LangChain N/A ✓
Hugging Face N/A ✓
OpenAI N/A ✓
AWS ✓ ✓
Azure ✓ N/A
Databricks N/A N/A
MLflow N/A N/A
Kubernetes N/A N/A

Pricing comparison: Mobilunity vs LeewayHertz

Criterion Mobilunity LeewayHertz
Minimum engagement Not published Not published
Engagement models Full-time dedicated engineers, Part-time fractional experts, Dedicated team Managed delivery, Full-time dedicated engineers
Rate transparency Not public Not public
Price tier Mid-market Mid-market

Target audience comparison: Mobilunity vs LeewayHertz

Dimension Mobilunity LeewayHertz
Best company size Startup to mid-market Startup to mid-market
Best industries Software & SaaS, Financial services, Retail & e-commerce Financial services, Retail & e-commerce, Software & SaaS
Best use cases Hiring one ML developer on a tight budget, Adding a part-time data consultant Adding a GenAI developer to a Hackett-led consulting program, Building a RAG assistant for internal documents
Typical project type Full-time dedicated engineers Managed delivery

Mobilunity vs LeewayHertz: pros and cons

Mobilunity
+ Lowest published rate band among the companies reviewed
+ Offers part-time consulting as well as full-time placements
+ Recruits to order for each role
- No dedicated AI practice, so ML screening depends on the hire
- Company headcount is not disclosed
- Ukraine-only delivery may concern some procurement teams
LeewayHertz
+ Long experience shipping GenAI applications
+ Hackett ownership adds a consulting channel
+ Builds agents and RAG systems
- Acquired by The Hackett Group in 2024, so priorities may follow the parent's consulting work
- Headcount estimates vary widely
- Heavy content marketing makes independent assessment harder

Who should choose Mobilunity?

A typical fit: hiring one ML developer on a tight budget.

Lowest published rate band among the companies reviewed. Minimum engagement is not publicly disclosed. Works best with clients in Software & SaaS, Financial services, Retail & e-commerce.

Who should choose LeewayHertz?

A typical fit: adding a GenAI developer to a Hackett-led consulting program.

GenAI app development backed by a public consulting parent. Minimum engagement is not publicly disclosed. Works best with clients in Financial services, Retail & e-commerce, Software & SaaS.

Decision matrix: Mobilunity vs LeewayHertz

Your situation Recommended choice
You need a dedicated team for a long programme Mobilunity
You want the supplier to own delivery as well as staffing LeewayHertz
You need one expert part-time Mobilunity
You want to test an engineer before signing for months Neither publishes a trial; ask for a short first term
Your budget is at the lower end Compare: Mobilunity (Not published) vs LeewayHertz (Not published)
You need overlap with U.S. working hours Neither is nearshore; agree overlap hours up front
You need specialist depth in a specific vertical Mobilunity

Use case fit: Mobilunity vs LeewayHertz

Use case Mobilunity fit LeewayHertz fit Winner
Hiring one ML developer on a tight budget Strong Limited Mobilunity
Adding a part-time data consultant Strong Strong Both equally
Adding a GenAI developer to a Hackett-led consulting program Strong Strong Both equally
Building a RAG assistant for internal documents Strong Strong Both equally

Verdict: Mobilunity vs LeewayHertz

Mobilunity (3.7/5) is the stronger overall choice for most AI Staff Augmentation projects. Lowest published rate band among the companies reviewed.

LeewayHertz (3.6/5) is worth a look if you need building a RAG assistant for internal documents. If your situation matches that, LeewayHertz is a competitive option.

Related comparisons

Mobilunity vs LeewayHertz FAQ

Is Mobilunity better than LeewayHertz?

Mobilunity (3.7/5) scores higher overall, but "better" depends on your use case. Mobilunity's strongest advantage: lowest published rate band among the companies reviewed. LeewayHertz's strongest advantage: long experience shipping GenAI applications.

How do Mobilunity and LeewayHertz differ in pricing?

Mobilunity uses monthly dedicated developer rates; part-time consulting; $25–$49/hr (directory average) pricing. LeewayHertz uses project pricing and hire-a-developer rates; rates on request pricing. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: Mobilunity or LeewayHertz?

LeewayHertz is the larger team and typically the better enterprise-scale choice. For very large programmes, verify team size and compliance coverage directly with each company before shortlisting.

What are the main differences between Mobilunity and LeewayHertz?

Mobilunity's primary differentiator is: lowest published rate band among the companies reviewed. LeewayHertz's primary differentiator is: GenAI app development backed by a public consulting parent. They also differ in team size (Not disclosed vs 100–250 (sources vary)), minimum engagement (Not published vs Not published), and primary industries served (Software & SaaS, Financial services vs Financial services, Retail & e-commerce).

Verify all details directly with each company before making a decision.