01 · Senior staffing
The senior on your kickoff is the senior on your release.
No bait-and-switch. No rotational handoffs. Technical leads have 8+ years on the same stack we deliver in. Same person from week one to year five.
Services
Technology advisors and foundation builders for web and mobile.
Twelve services covering AI consulting, custom software, mobile and web development, DevOps, security, quality assurance, migration, and digital marketing. Award-winning team across Lansdale (Pennsylvania), Atlanta (Georgia), and our delivery hub in India. Procurement-ready compliance posture, multi-year retainers, same team continuity.
Twelve services
From AI consulting to legacy migration.
Whether you need a single capability for a one-time project or a partner across the full software lifecycle, we have shipped this work hundreds of times. Each service stands alone or combines with others on multi-year retainers.
01 · AI integration
AI Consulting & Implementation
Predictive analytics, intelligent chatbots, recommendation engines, and AI integrations across custom and hybrid mobile apps. Knowledge-base-grounded assistants that work in production.
Learn more →02 · APIs
API Development
Secure, scalable, high-performance APIs for smooth communication between applications. RESTful, GraphQL, and third-party API integration designed to scale.
Learn more →03 · Mobile + custom
Custom App Development
Tailor-made mobile and web applications that match your business goals. iOS, Android, and cross-platform builds with intuitive UI/UX, robust functionality, and consistent performance.
Learn more →04 · Web platforms
Custom Web Development
Scalable, secure, high-performance web platforms tailored to your business. Enterprise portals, e-commerce systems, and SaaS applications using modern technologies.
Learn more →05 · DevOps
DevOps Consulting Services
CI/CD pipelines, infrastructure automation, and collaboration between development and operations teams. Faster deployments, fewer incidents, lower run costs.
Learn more →06 · Marketing
Digital Marketing Services
SEO, generative engine optimization (GEO), voice search, social media, content creation, and email automation. Built for AI-driven search and traditional channels.
Learn more →07 · Modernization
Migration and Upgrades
Cloud migration, database upgrades, transitions from legacy systems. Drupal 7 to 10. Magento 1 to modern commerce. Classic ASP to modern stacks. Minimal downtime.
Learn more →08 · Product engineering
Product Innovation Services
Concept validation through full-cycle development. Custom business software development with market-opportunity analysis, user-centric design, and rapid prototyping.
Learn more →09 · Quality assurance
Quality Assurance Services
Automated and manual testing, security assessments, performance analysis, accessibility testing. Industry standards met across every release we ship.
Learn more →10 · Security
Software Security Solutions
Threat detection, vulnerability assessments, encryption, and compliance. Application security engineered into the build, not bolted on after.
Learn more →11 · Startup & MVP
Startup & MVP Services
Faster time-to-market for founders and growth-stage companies. MVP development, software development for early-stage product validation, scope discipline.
Learn more →12 · Systems integration
Systems Integration Services
Enterprise systems integration, AI-powered integration solutions, data integration. Connecting CRMs, ERPs, payment processors, and custom platforms.
Learn more →Why teams choose OST
Built for the work, not the pitch.
Most agencies treat the build as the deliverable and the relationship as a side effect. We treat it the other way around. Multi-year retainers are our default, not our upgrade tier.
02 · AI-augmented
AI tools when they help. Engineers always lead.
We use AI dev tools where they speed delivery. We ship without them when your contract or compliance posture says so. Your rules, we follow them.
03 · Accessibility default
WCAG 2.2 AA + Section 508 baseline.
Accessibility conformance included in baseline scope on every build, not as an upcharge. Audit-ready documentation produced as part of the engagement.
04 · One vendor lifecycle
Code, servers, analytics, on-call. One team.
Single point of contact across build and operate. Reduces coordination overhead vs. splitting work across multiple subcontractors.
Industries we serve
Six core verticals.
Where OST has the deepest engagement experience, the strongest case-study coverage, and senior staff who have shipped multiple engagements in each. These are our default verticals.
01
Education
K-12 charter networks, higher education, public sector portals.
02
Nonprofit & Civic
Donor-cycle nonprofits, advocacy organizations, civic platforms.
03
Healthcare & Wellness
HIPAA-aware platforms, medical directories, telemedicine adjacency.
04
Real Estate Technology
Multi-tenant SaaS, brokerage tools, self-storage operators.
05
E-commerce & Marketplaces
OpenCart specialists, custom commerce, $10B+ in transactions processed.
06
Manufacturing & B2B
Industrial platforms, B2B safety-tech, embedded engineering teams.
Also serves on selective engagements
Ready to talk?
Pick a service. Pick a call.
60-minute scoping call. No pitch deck. We will tell you straight if we are a fit. If we are, you walk away with a budget bracket and a milestone plan.