Portfolio

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Portfolio

[

]

Success stories of how we help tech companies build development teams in Poland

90%

of our customers come from referrals

4

years with most partners

30

R&D teams built

[01]

all case studies

Industry

Cybersecurity

Partnership

2019 - present

Team size

55+

R&D center in Poland for a cloud security scale‑up

Building a 55‑engineer team in Poland and increasing development efficiency by 40%.

View case

Industry

SportsTech

Partnership

2021 - present

Team size

Scaling a team for a sportstech platform

Expanding an engineering team for a global sports product

Under NDA

Industry

AI, Mobile

Partnership

2024 - present

Team size

17 at peak

Dedicated team for a venture capital-funded startup

Building and supporting a 17+ team for a VC-backed startup in mobile AI

Under NDA

Industry

Cybersecurity

Partnership

2021 - present

Team size

25+

Development team for an AI‑driven cybersecurity startup

Building and scaling a 25‑person team in Poland for a VC-backed startup.

Under NDA

Industry

SaaS CRM, FinTech

Partnership

2024 - present

Team size

4 at peak

Offshore team for a clientflow management platform

Extending the R&D team behind a CRM and FinTech platform for small businesses

Under NDA

Industry

eCommerce

Partnership

2018 – present

Team size

25+ at peak

Offshore engineering team for a scaling eCommerce brand

Building the team that powered the customer’s growth into a global shopping tech platform.

View case

Featured customers

[02]

customer feedback

“

Our collaboration with OTS has improved development efficiency by over 40%, reduced costs, and supported strong revenue growth. The team’s expansion from 2 developers in 2019 to over 55 today has been key to accelerating product delivery and scaling our impact.

Arie Teter, ex-CPO at Orca Security

“

We started small with just a few developers, and thanks to the outstanding partnership and consistent quality delivered by OTS, we have grown the team significantly. Today, approximately 30% of our R&D organization in Poland is staffed through OTS.

Dor Atias, Co-Founder & CPO at Cycode

“

On The Spot Development has provided us with permanent team members. The team has helped us with codebase modernization from AngularJS to React, our mobile app, and ongoing QA efforts.

Boaz Adato, Head of engineering guild at HoneyBook

“

We needed to speed up our development and reduce costs. […] On The Spot Development has helped us reduce our costs by 2X and speed up our development.

Ami Sirkis, CEO at 365Scores

“

Since the start of our partnership in April 2024, the Handle team has expanded significantly, enabling faster delivery and stronger execution across product, design, and QA.

Adam Stevens, CEO and Co-Founder of Handle (formerly 44pixels)

Adam Stevens, CEO & Co-Founder, Handle (formerly 44pixels)

“

Working with On The Spot completely transformed our hiring process. They didn't just send us a stack of resumes; they truly understood our technical requirements and company culture. Thanks to their efficiency and deep talent pool, we successfully filled our critical engineering roles much faster than anticipated. They are a reliable, top-tier recruitment partner.

Max German, Software Engineering Manager at Vetric

Max German, Software Engineering Manager, Vetric

“

On The Spot Development built an entire analytics dashboard. Our metrics improved a lot, and we could analyze metrics on a minute basis.

Yan Sidorenko, CEO and Co-Founder of Miracle Studio

Yan Sidorenko, CEO & Co-Founder, Miracle Studio

“

OTS has been a trusted and reliable partner for over 5 years. Their overall support and dedication to our project have been extremely valuable.

Daniel Levine, CEO at Tryb

“

The project delivered a fully functioning MVP within the expected timeframe, enabling us to begin user testing and early-stage client engagement.

Dr Hank Du, Director and Co-founder at Aithena

Dr Hank Du, Director & Co-founder at AITHENA

“

OTS has been a trusted and reliable partner throughout our journey. They quickly sourced top-tier software engineering talent to help us ramp up effectively. Their unwavering support in hiring, deep technical expertise, and consistent dedication have played a critical role in the success of our project. From the very beginning, they've shown a strong commitment to quality, responsiveness, and collaboration – making them an indispensable extension of our team.

Dr. Xianrui Meng, CEO at SealAI

Teams we host

Work at OTS

Teams

Orca Sensor: securing cloud at runtime [OTS teams]

Get to know the Orca Sensor team in Warsaw and feel the culture driving their engineering.

Cycode: rebuilding AppSec [OTS teams]

Meet the Cycode team in Warsaw. Learn how we build security tools and what kind of engineers vibe with us.

Artem Fedorov

10.16.2026

view all

TechSpot

TechSpot

TechSpot

Portfolio

90%

4

30

all case studies

R&D center in Poland for a cloud security scale‑up

Scaling a team for a sportstech platform

Dedicated team for a venture capital-funded startup

Development team for an AI‑driven cybersecurity startup

Offshore team for a clientflow management platform

Offshore engineering team for a scaling eCommerce brand

Featured customers

customer feedback

“

Our collaboration with OTS has improved development efficiency by over 40%, reduced costs, and supported strong revenue growth. The team’s expansion from 2 developers in 2019 to over 55 today has been key to accelerating product delivery and scaling our impact.

“

We started small with just a few developers, and thanks to the outstanding partnership and consistent quality delivered by OTS, we have grown the team significantly. Today, approximately 30% of our R&D organization in Poland is staffed through OTS.

“

On The Spot Development has provided us with permanent team members. The team has helped us with codebase modernization from AngularJS to React, our mobile app, and ongoing QA efforts.

“

We needed to speed up our development and reduce costs. […] On The Spot Development has helped us reduce our costs by 2X and speed up our development.

“

Since the start of our partnership in April 2024, the Handle team has expanded significantly, enabling faster delivery and stronger execution across product, design, and QA.

“

“

On The Spot Development built an entire analytics dashboard. Our metrics improved a lot, and we could analyze metrics on a minute basis.

“

OTS has been a trusted and reliable partner for over 5 years. Their overall support and dedication to our project have been extremely valuable.

“

The project delivered a fully functioning MVP within the expected timeframe, enabling us to begin user testing and early-stage client engagement.

“

Teams we host

Orca Sensor: securing cloud at runtime [OTS teams]

Cycode: rebuilding AppSec [OTS teams]

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