Best Embedded Software Outsourcing Companies

Sirin Software vs Integra Sources: full comparison for 2026

Quick verdict

Sirin Software (4.6/5) edges ahead of Integra Sources (4.0/5) overall. Sirin Software is the better choice for US buyers wanting US contracting with Ukraine-cost engineering. Integra Sources is the stronger option for budget-constrained buyers wanting turnkey offshore hardware and firmware. The right choice depends on your project size, budget, and required tech stack.

Sirin Software vs Integra Sources: head-to-head summary

Criterion Sirin Software Integra Sources
Founded 2014 2014
HQ Pompano Beach, Florida, USA (R&D in Kyiv and Ivano-Frankivsk, Ukraine) Astana, Kazakhstan
Team size 11–50 11–50
Rating 4.6 / 5 4.0 / 5
Primary differentiator US-front, Ukraine-delivery structure — US contracting entity with substantially lower-cost offshore engineering in Kyiv and Ivano-Frankivsk Kazakhstan-based offshore turnkey hardware-plus-firmware delivery from a single small team, at a cost tier below Eastern European nearshore options
Pricing model Fixed project, staff augmentation Fixed project
Min. engagement Not disclosed Not disclosed
Primary tech stack Zephyr, FreeRTOS, ThreadX C/C++, FreeRTOS, Embedded Linux
Industries served Consumer Electronics, Industrial IoT, Smart home, Semiconductor Consumer Electronics, Robotics, Industrial IoT, Medical devices

Sirin Software vs Integra Sources: overview

Sirin Software

Sirin Software, founded in 2014, is headquartered in Pompano Beach, Florida with R&D centers in Kyiv and Ivano-Frankivsk, Ukraine — a deliberate US-front, Ukraine-delivery structure that gives American buyers a single US contracting entity while the actual engineering work happens at Ukraine's substantially lower cost base. This structure is common among boutique outsourcing firms and worth understanding explicitly: the client relationship and invoicing run through the US entity, while day-to-day engineering is offshore.

Integra Sources

Integra Sources, founded in 2014, is a compact turnkey hardware-and-firmware shop with public sources disagreeing on both its exact headquarters (most list Astana, Kazakhstan) and current headcount (roughly 24 to 51 employees). Kazakhstan is an unusual but genuine offshore-cost outsourcing base — outside the more commonly discussed Eastern Europe/South Asia corridors — and the firm reports 250+ completed IoT and embedded projects, a useful volume signal for a small team at this cost tier.

Services and capabilities: Sirin Software vs Integra Sources

Capability Sirin Software Integra Sources
RTOS firmware development
Embedded Linux (Yocto/BuildRoot)
FPGA programming (Verilog/VHDL)
Hardware & PCB / electrical engineering
IoT connectivity & protocols
Edge AI / on-device ML
Embedded GUI development
Cybersecurity & secure boot
Staff augmentation / team extension

Tech stack comparison: Sirin Software vs Integra Sources

Framework / platform Sirin Software Integra Sources
FreeRTOS
Zephyr N/A
Embedded Linux
AUTOSAR N/A N/A
AWS N/A N/A
Bluetooth N/A
LoRaWAN N/A
CAN bus N/A N/A
Qt N/A N/A
Verilog N/A N/A

Pricing comparison: Sirin Software vs Integra Sources

Criterion Sirin Software Integra Sources
Minimum engagement Not disclosed Not disclosed
Engagement models Fixed project, Staff augmentation Fixed project
Rate transparency Not public Not public
Price tier Mid-market Mid-market

Target audience comparison: Sirin Software vs Integra Sources

Dimension Sirin Software Integra Sources
Best company size Startup to mid-market Startup to mid-market
Best industries Consumer Electronics, Industrial IoT, Smart home Consumer Electronics, Robotics, Industrial IoT
Best use cases US buyers wanting the legal simplicity of a US contracting entity with offshore-Ukraine engineering cost, Semiconductor companies needing SDK and driver development at boutique-firm pricing Budget-constrained buyers wanting turnkey offshore hardware-plus-firmware delivery below Eastern European nearshore rates, Early-stage hardware programs without an in-house team to coordinate separate outsourced vendors
Typical project type Fixed project Fixed project

Sirin Software vs Integra Sources: pros and cons

Sirin Software
+ US-based contracting entity simplifies invoicing and legal terms for American clients while engineering is delivered offshore at lower cost
+ Named depth across six wireless protocols (Wi-Fi, BLE, Matter, UWB, NFC, LoRaWAN) reduces the need to outsource each protocol to a different specialist
+ Staff augmentation is offered explicitly, useful for buyers wanting to extend an existing in-house team with offshore capacity
- Small team (11-50, varying by source) limits capacity for large outsourcing programs needing many parallel engineers
- Buyers should confirm directly which portion of a given engagement is US-based versus Ukraine-based before assuming a specific cost structure
- No published rate card or minimum engagement figure
Integra Sources
+ Offers a genuine offshore-cost tier outside the more commonly discussed Eastern Europe/South Asia outsourcing corridors
+ One team handles electronic design, PCB layout, FPGA, and firmware without the buyer coordinating separate hardware and software vendors
+ 250+ completed projects reported despite a small team size, suggesting efficient project turnover for budget-tier outsourcing
- Public sources disagree on both headquarters location and headcount, making outsourcing capacity harder to verify precisely (per company website and third-party directories; independently unverifiable)
- Small team size limits fit for outsourcing programs needing multiple concurrent workstreams
- No public case studies with named enterprise clients to independently verify scale claims

Who should choose Sirin Software?

A typical fit: US buyers wanting the legal simplicity of a US contracting entity with offshore-Ukraine engineering cost.

US-front, Ukraine-delivery structure — US contracting entity with substantially lower-cost offshore engineering in Kyiv and Ivano-Frankivsk. Minimum engagement starts at Not disclosed. Works best with clients in Consumer Electronics, Industrial IoT, Smart home, Semiconductor.

Who should choose Integra Sources?

A typical fit: budget-constrained buyers wanting turnkey offshore hardware-plus-firmware delivery below Eastern European nearshore rates.

Kazakhstan-based offshore turnkey hardware-plus-firmware delivery from a single small team, at a cost tier below Eastern European nearshore options. Minimum engagement starts at Not disclosed. Works best with clients in Consumer Electronics, Robotics, Industrial IoT, Medical devices.

Decision matrix: Sirin Software vs Integra Sources

Your situation Recommended choice
You need full-ownership delivery on a defined project scope Sirin Software
You need a large dedicated team for an ongoing programme Check each company's engagement model
Your budget is at the lower end Compare: Sirin Software (Not disclosed) vs Integra Sources (Not disclosed)
You need specialist depth in a specific vertical Sirin Software
You need staff augmentation or team extension Neither; consider alternatives that offer staff aug
You need consulting before committing to a build Integra Sources

Use case fit: Sirin Software vs Integra Sources

Use case Sirin Software fit Integra Sources fit Winner
US buyers wanting the legal simplicity of a US contracting entity with offshore-Ukraine engineering cost Strong Strong Both equally
Semiconductor companies needing SDK and driver development at boutique-firm pricing Strong Limited Sirin Software
Budget-constrained buyers wanting turnkey offshore hardware-plus-firmware delivery below Eastern European nearshore rates Limited Strong Integra Sources
Early-stage hardware programs without an in-house team to coordinate separate outsourced vendors Limited Strong Integra Sources
Fixed-price build Limited Limited Both equally
Staff augmentation Limited Limited Both equally

Verdict: Sirin Software vs Integra Sources

Sirin Software (4.6/5) is the stronger overall choice for most Embedded Software Outsourcing projects. US-front, Ukraine-delivery structure — US contracting entity with substantially lower-cost offshore engineering in Kyiv and Ivano-Frankivsk.

Integra Sources (4.0/5) is worth a look if you need early-stage hardware programs without an in-house team to coordinate separate outsourced vendors. If your situation matches that, Integra Sources is a competitive option.

Related comparisons

Sirin Software vs Integra Sources FAQ

Is Sirin Software better than Integra Sources?

Sirin Software (4.6/5) scores higher overall, but "better" depends on your use case. Sirin Software's strongest advantage: US-based contracting entity simplifies invoicing and legal terms for American clients while engineering is delivered offshore at lower cost. Integra Sources's strongest advantage: offers a genuine offshore-cost tier outside the more commonly discussed Eastern Europe/South Asia outsourcing corridors.

How do Sirin Software and Integra Sources differ in pricing?

Sirin Software uses fixed project, staff augmentation pricing with a minimum engagement of Not disclosed. Integra Sources uses fixed project pricing with a minimum engagement of Not disclosed. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: Sirin Software or Integra Sources?

Sirin Software 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 Sirin Software and Integra Sources?

Sirin Software's primary differentiator is: US-front, Ukraine-delivery structure — US contracting entity with substantially lower-cost offshore engineering in Kyiv and Ivano-Frankivsk. Integra Sources's primary differentiator is: kazakhstan-based offshore turnkey hardware-plus-firmware delivery from a single small team, at a cost tier below Eastern European nearshore options. They also differ in team size (11–50 vs 11–50), minimum engagement (Not disclosed vs Not disclosed), and primary industries served (Consumer Electronics, Industrial IoT vs Consumer Electronics, Robotics).

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