
Yalantis
ReviewFull-cycle IoT and software engineering partner trusted by Toyota Tsusho, Bosch, Zillow, and Google X
About Yalantis
Yalantis is an engineering services company founded in 2008, with its European headquarters in Warsaw and development centers in Lviv, Dnipro, and Kyiv in Ukraine and Kesklinna, Estonia. The firm specializes in complex IoT product development spanning embedded systems, hardware integration, software, and AI, while also covering custom software delivery and data engineering. With 78 Clutch reviews at a 4.8 rating, clients most frequently cite strong project management and high-quality output. Yalantis holds ISO 9001, ISO 27701, and ISO/IEC 27001 certifications and is an AWS-certified partner. Its enterprise client list includes Toyota Tsusho, Bosch, Zillow, KPMG, and Google X, reflecting a consistent track record with organizations that operate complex technical environments. Project budgets have ranged from $10,000 to over $800,000.
Who Yalantis Is Best For
Yalantis suits organizations that need a single partner to design, develop, and scale IoT or software systems from embedded hardware through cloud and AI layers. Their certifications and named enterprise clients signal process maturity for regulated environments.
Why Choose Yalantis
Things to Consider
Yalantis Services
More Software Agencies

SPD Technology
★ 8.1Mid-market and enterprise companies in FinTech, healthcare, and retail needing complex custom software
SPD Technology is a custom software development firm headquartered in London, with R&D centers in Kyiv, Bucharest, and Cyprus. Founded in 2006, the company has delivered 460+ projects for clients including PitchBook, Morningstar, Roche, and BlackHawk Network, with four clients generating over $1B in annual revenue. Core offerings span end-to-end software product development, AI/ML integration, data engineering, legacy modernization, and DevOps. With 650+ engineers across multiple time zones, the firm serves FinTech, healthcare, retail, media, and manufacturing sectors primarily across the US, UK, and broader EMEA markets.

STX Next
★ 8.1Enterprises needing Python, AI, and data engineering at scale
STX Next was founded in Poznan, Poland in 2005 and has grown into one of Europe's most prominent Python-focused engineering firms. The company employs nearly 500 engineers across delivery centers in Poland and Mexico, with commercial offices in London, Germany, and the US. They have completed 1,000+ projects for clients in financial services, healthcare, manufacturing, and energy. STX Next is an AWS Advanced Tier Services Partner, holds ISO/IEC 27001 certification, and works with Snowflake and Databricks for data engineering. Their AI services account for 55% of current revenue, with engagements covering model deployment, data lakehouse architecture, and enterprise automation using n8n. A 4.7 Clutch rating across 101 reviews reflects consistent delivery over two decades.

Scalefocus
★ 8.1Custom software, AI development, iGaming and financial services tech
Scalefocus is a Sofia, Bulgaria-based custom software development company founded in 2012, serving clients across 26 countries with custom software, AI, cloud, mobile, web, data engineering, and IT managed services. With 250-999 employees and an industry-leading Net Promoter Score of 80, they have completed 500+ projects for clients in financial services, aviation, iGaming, utilities, and telecommunications. Clients describe them as professional, timely, and technically strong across 38 verified reviews.