Fintech, 2025
Meridian Pay
Cross-border payments for growing businesses, settled in hours instead of days.
- 4 hrs
- Average settlement time, down from 3 days
- 38%
- Lower FX and routing cost
Syntheia is a software development agency. We partner with founders and enterprise teams to design, build and run web platforms, mobile apps and AI products that move the numbers that matter.
Taking on two new projects for November
Trusted by product teams at fintechs, health networks, retailers and growing startups.
- Meridian
- Carelane
- Kiln
- Fleetwise
- Lumen
- Sable & Hartwell
- Northwind Retail
- Helix Bio
- Orbit Mobility
- Atlas Capital
- Brightpath
- Voltrix Energy
One team covers strategy, design, engineering, cloud, AI and support, so nothing gets lost between vendors and every decision is made with the full picture.
From complex internal systems to customer-facing products, we design and build software that fits your workflows instead of forcing you into off-the-shelf compromises. Our teams own delivery from architecture to release, with clean code you can maintain for years.
Systems that scale with your business and stay easy to change.
What you get
- Architecture and technical roadmap
- Domain-driven backend services
- Admin consoles and back-office tools
- Documentation and handover
- TypeScript
- Node.js
- Go
- Python
- Java
- .NET
- PostgreSQL
Since 2016 we have helped teams launch, scale and rescue the products their business depends on.
- 0+
- Products shipped since 2016
- 0
- Clients across 18 countries
- 0%
- Clients who come back for more
- 0
- Engineers, designers and strategists
A few of the products we have designed, built and continue to evolve with our clients.
All case studiesFive clear stages, each with defined outputs, so you always know where the project stands and what comes next.
Discover
1 to 2 weeksWe immerse ourselves in your business, users and constraints. Stakeholder interviews, technical audits and market review end with a clear problem statement, success metrics and a prioritised scope.
- Product brief and success metrics
- Technical feasibility review
- Prioritised roadmap and estimate
Design
2 to 4 weeksDesigners and engineers work side by side to shape flows, interfaces and architecture. Clickable prototypes are tested with real users before a single line of production code is written.
- Interactive prototype
- Design system foundations
- Architecture decision records
Build
Two-week sprintsWe deliver in short cycles with working software at the end of every sprint. You see progress in a live environment, join demos, and reprioritise as you learn.
- Weekly builds on a staging site
- Automated test coverage
- Sprint demos and reports
Launch
1 to 2 weeksPerformance, security and accessibility checks lead into a staged rollout with monitoring and a rollback plan ready. Your team is trained and documentation handed over.
- Production rollout plan
- Observability dashboards
- Team training and documentation
Evolve
OngoingAfter launch we measure, learn and improve. A dedicated team keeps the platform secure and up to date while shipping the features your users ask for next.
- Monthly performance reviews
- Continuous feature delivery
- Security and dependency upkeep
Domain knowledge shortens discovery, prevents expensive mistakes and helps us ask better questions from day one.
Fintech and banking
Payments, lending, wealth and compliance platforms built for scale and scrutiny.
Healthcare and life sciences
HIPAA-ready patient apps, telehealth and clinical data systems.
Retail and e-commerce
Headless commerce, marketplaces and omnichannel experiences.
Logistics and mobility
Fleet, routing, warehouse and last-mile delivery software.
Education and EdTech
Learning platforms, assessment tools and AI tutors.
SaaS and startups
MVPs to multi-tenant platforms, built for fast iteration.
Travel and hospitality
Booking engines, itineraries and loyalty platforms.
Energy and manufacturing
IoT dashboards, asset monitoring and industrial analytics.
We are opinionated about quality and pragmatic about technology. Our recommendations are based on your team, your roadmap and the cost of maintaining the choice in five years.
Frontend
- React
- Next.js
- TypeScript
- Vue
- Tailwind CSS
- Three.js
- Framer Motion
Backend
- Node.js
- NestJS
- Go
- Python
- Django
- FastAPI
- Ruby on Rails
- Java Spring
- .NET
Mobile
- React Native
- Flutter
- Swift
- Kotlin
- Expo
Data and AI
- PostgreSQL
- MongoDB
- Redis
- Snowflake
- Kafka
- PyTorch
- LangGraph
- pgvector
Cloud and DevOps
- AWS
- Azure
- Google Cloud
- Kubernetes
- Docker
- Terraform
- GitHub Actions
Quality and security
- Playwright
- Jest
- k6
- Sentry
- Datadog
- Snyk
- OWASP ASVS
Three engagement models, each with transparent pricing, a named delivery lead and the freedom to change course as your needs evolve.
Fixed scope project
Best for well-defined products and mvps
A clear scope, timeline and price agreed up front, with milestone-based delivery and transparent change management.
- Fixed price and milestones
- Dedicated project manager
- Post-launch warranty
Most chosen by our clients
Dedicated team
Best for evolving products and long-term roadmaps
A cross-functional team of engineers, designers and QA that works as an extension of your company, with monthly pricing and flexible scaling.
- Stable team that learns your domain
- Scale up or down monthly
- Direct communication with your team
Time and materials
Best for discovery, r&d and uncertain scope
Flexible capacity billed by the hour, ideal when requirements will shift as you learn. You control priorities sprint by sprint.
- Pay only for hours worked
- Reprioritise every sprint
- Weekly reporting and budget tracking
- Senior-led, always
- Every project is led by engineers with a decade or more of experience. You are never handed off to a bench of juniors.
- Transparent by default
- Live staging builds, shared boards and weekly demos mean you always know what is shipping and what it costs.
- Quality is built in
- Code review, automated tests and security checks are part of every sprint, not an optional extra.
- Outcomes over output
- We define success metrics before we write code, then measure them after launch.
- You own everything
- Source code, designs and infrastructure belong to you from day one, with complete documentation.
- Built to be handed over
- We write code your in-house team can confidently pick up, with no lock-in and no surprises.
| Topic | Syntheia | A typical agency |
|---|---|---|
| Who does the work | Senior engineers and designers, in-house | Rotating bench, subcontractors |
| Visibility | Live staging builds every sprint | Status reports and a big reveal |
| Code ownership | Yours from the first commit | Often locked behind licences |
| After launch | Dedicated evolution team | Separate contract, new team |
“Syntheia became an extension of our product team. They asked better questions than our own stakeholders and shipped faster than we expected.”
A senior leadership team that stays involved in every engagement, backed by 85 engineers, designers and strategists.
Aarav Khanna
Co-founder and CEO
Former engineering director who has shipped platforms used by millions. Leads strategy and client partnerships.
Ishita Rao
Co-founder and CTO
Distributed systems specialist. Owns architecture standards and engineering culture.
Daniel Okafor
Head of Design
Product designer with a background in fintech and healthcare. Leads research and design systems.
Priya Nair
Head of AI
Machine learning engineer focused on evaluation, reliability and responsible deployment.
Kabir Mehta
VP, Delivery
Runs delivery and quality across all engagements, with 14 years in agile program management.
Sofia Laurent
Director, Client Success
Makes sure every client relationship stays healthy well after launch.
AI engineering
What we learned shipping five production RAG systems
September 2026, 9 min read
E-commerce
Headless commerce in 2026: when it pays off and when it does not
August 2026, 7 min read
Security
A practical checklist for SOC 2 readiness in a startup
July 2026, 6 min read
Cannot find your answer? Write to hello@syntheia.dev and a senior member of the team will reply within one business day.
It depends on scope, complexity and timeline. Focused MVPs typically start in the range of $25,000 to $60,000, while platform builds and AI products often range from $80,000 upwards. After a short discovery call we share a transparent estimate with a clear breakdown, so there are no surprises.
Tell us what you are trying to achieve. You will hear back from a senior member of our team within one business day, with honest thoughts and a clear next step.