Streamlining Financial Services with Custom Technologies & AI
We help build secure financial services applications, including core banking systems and user-friendly mobile banking apps.
97% Success Rate
50+ Clients
From
$45/HR
Matched in
2 weeks
Trusted by financial service innovators across the U.S. and LATAM
BUILDING FINANCIAL APPLICATIONS BRINGS RISKS AND COMPLEXITY
With Trio, you can design custom financial software applications with compliance and security built-in.
We are your partner in innovation, AI implementation & evolution, KYC pipelines, ledger infrastructure, payment routing, real-time fraud detection, our expert team of developers are ready to deliver.
What We've Built
Payments
Platforms that move money reliably as they scale. We build payment systems that handle high throughput, complex routing, and strict security requirements without introducing latency or operational risk. Stripe, Marqeta, Plaid integrations included.
Digital Banking and Neobanking
Modern banking experiences backed by solid infrastructure. Core banking flows, user-facing apps, and complex vendor integrations that hold up under regulatory and customer pressure.
Banking as a Service (BaaS)
Infrastructure that lets your team launch financial products faster using external banking rails. We design and build BaaS integrations that balance flexibility with compliance from day one — Synctera, Unit, and Treasury Prime integrations included.
Lending and Credit Tech
Systems that support smarter credit decisions. From origination to servicing, we build lending platforms that handle risk logic and automate decision-making at scale without becoming brittle.
Buy Now, Pay Later (BNPL)
Financing flows designed for real-world usage patterns. We develop BNPL platforms or help clients evaluate and integrate vendors that manage underwriting and repayments with a simplified user experience.
WealthTech (Investing Platforms)
Investment tools built for trust and precision. Trading, portfolio management, and compliance-aware platforms with accuracy and performance at the core.
InsurTech
Insurance platforms that reduce operational drag. We help modernize underwriting, claims, and policy management with software that adapts to evolving regulatory demands.
Infrastructure & Emerging Products
Embedded Finance
Financial capabilities integrated into the products users already use — without disrupting the core experience. We help teams embed payments, lending, and banking features cleanly.
Treasury and Cash Management
Visibility and control over complex cash positions. Forecasting, liquidity management, and reporting across multiple accounts and entities.
Spend Management (Corporate Cards + Expenses)
Tools that bring clarity to company spending. Card management, approval workflows, and reporting in a single auditable system.
AP/AR Automation
Back-office processes that run with less manual effort. Streamlined payables and receivables with improved accuracy and traceability.
Remittance and Cross-Border Payments
Global transfers without unnecessary friction. Compliance, routing, and settlement across regions and currencies.
Capital Markets Technology
Infrastructure for high-stakes financial activity. Trading platforms, market data processing, and compliance systems built for fast-moving markets.
Crypto and Digital Assets
Digital asset platforms grounded in solid engineering. Security, custody, and integration — not hype. We focus on the infrastructure that makes crypto products trustworthy.
We Work With Teams at Every Stage
Startups
We develop innovative fintech software. Using advanced technology, we create secure, scalable applications that improve user experience and streamline processes. Partner with us to bring your fintech ideas to life.
Mid-Market
Our staff augmentation service helps fintech firms enhance their teams with skilled developers. We connect you with talented professionals for efficient project scaling and quality assurance.
Enterprise
Our dedicated experts focus intently on your projects, ensuring your fintech solutions meet all your needs. Leverage our skills to accelerate development while upholding quality.
How we work together
Step 1: Discovery Call
Share your goals, your stack, and your challenges.
Step 2: Curated Shortlist
Get a FinTech-ready shortlist in 48–72 hours.
Step 3: Interview + Select
Meet your candidates. Choose who fits your team.
Step 4: Onboarding in 3–5 Days
Engineers plug into your sprint, tools, and roadmap — fast.
Step 5: Governance & Check-Ins
We stay close. Continuous alignment, performance tracking, and scale-up support.
Start Risk-Free
Our Guarantee to You
- Risk-free pilot
Engage before you commit long-term. See fit before you scale. - Replacement guarantee
If the engineer is not the right fit, we replace them fast. - No lock-in
Month-to-month flexibility. Scale up or down as your roadmap shifts. - US-based account management
Boston-based since 2017. Always someone to call. - 97% client success rate
Built on transparency and accountability, not promises.