Altoros

Altoros is a software development company founded in 2001 with 350+ remote engineers across seven global offices. Headquarters in Pleasanton, California; development centers in Warsaw, Buenos Aires, Oslo, Helsinki, Frankfurt, Tbilisi, and Antalya. The company delivers custom software, mobile apps, legacy modernization, and data engineering work across finance, healthcare, e-commerce, logistics, and ten other verticals. They claim a 95% customer satisfaction rate and rank as the No. 1 staff augmentation company on Clutch.co.

Services and capabilities

Altoros structures its work around product development, enterprise software, SaaS, mobile (iOS/Android), web, and cross-platform solutions. They also offer legacy modernization, API integration, testing/QA, and CTO as a Service. Their CTO offering includes full-time, fractional, project-based, and one-time consultation models, with tech experts averaging 10+ years' experience.

For backend work, they use .NET, C#, Java, Node.js, Ruby on Rails, and Python. Frontend spans React, Angular, PWA, and mobile frameworks (iOS, Android, Flutter, React Native, Xamarin, Swift, Kotlin). Cloud deployment runs on AWS, GCP, and Microsoft Azure. They work with NoSQL databases (Cassandra, MongoDB, Couchbase, NuoDB, Redis) and handle data visualization, Kubernetes, blockchain, AI, and metaverse development.

Industry-specific offerings include HIPAA-compliant healthcare software (EHR/EMR, telemedicine, remote patient monitoring), fintech (wealth management, P2P lending, currency hedging), e-commerce (B2B/B2C solutions), and IoT. They also serve automotive, manufacturing, logistics, telecommunications, education, and insurance. One specialized service is automated ESG reporting and CSRD compliance.

Notable work

Altoros has delivered 1,420 projects across 30+ countries. Named clients and outcomes include:

Revere (investment/fintech platform): Altoros contractors doubled customer base and rolled out new product lines. Alex Scott, co-founder, noted the team "swiftly identified and articulated critical paths" and "dive in from day one."

Likefolio (investment analytics): 70% improvement in application uptime and performance. Co-founder Landon Swan praised "top-notch" code quality and communication.

npm (JavaScript package registry): 95% elimination of service breakdowns. Cofounder and COO Laurie Voss reported Altoros ops staff stabilized malfunctioning services; escalations to engineering only occurred once.

Other documented work: A fintech vendor achieved 2–4x faster delivery and 2x less infrastructure costs (release cycles shortened from months to weeks). A cybersecurity provider's query microservice ingested 6.8M events per minute with 300 monitored metrics. A medical software provider built cloud diagnostics that cut eye exam results from weeks to 15 minutes, with $93.6M in potential annual cost savings. A cold-chain monitoring system tracked pharmaceuticals across 10,000 aircraft at 100ms request latency. An e-commerce platform processing $15B in annual sales saw 3x faster feature release time. A mobility company's electric scooter app reached 170,000+ active users in 12 cities.

How they work

Altoros offers multiple engagement models: dedicated development teams, "2-Pizza teams" (small, autonomous units), staff augmentation, and CTO as a Service. Team structures include full-stack developers with architects and project managers. They provide onboarding within 72 hours and operate across multiple time zones with options for onsite, remote, or hybrid arrangements. The company reports a 95% trial-to-hire success rate. Customer satisfaction averages 95% according to NPS surveys conducted every three months. Pricing is available on request via 24-hour quote turnaround.

Team and credentials

Founded in 2001 with 350+ engineers. No founder names published on the website. Altoros holds No. 1 ranking for staff augmentation on Clutch.co and reports 94% customer recommendation rate. They serve 1,200+ satisfied customers, including 50+ Global 2000 companies. HIPAA compliance mentioned for healthcare work. No ISO 27001, SOC 2, or GDPR certifications explicitly listed, though GDPR compliance is mentioned in a case study for a 750,000+ user scheduling system. English is the working language across all offices.