Hard-mode fintech & crypto products
We're technical partners for founders shipping payment infrastructure, KYC/AML compliance, and AI risk engines. The problems that make other engineers nervous.
Products shipped
Transaction volume
Founders advised
Regulatory surprises
How we work
A proven process for building world-class fintech products from concept to scale
Discovery
Understand your business model, constraints and regulators. Map out jobs-to-be-done for users and internal teams. Define product scope, architecture sketch and risk/ROI assumptions.
Deliverables
- PRD
- High-level system design
- 3-9 month roadmap
Architecture & MVP
Design domain models, data flows and integration points. Implement a production-ready MVP, not a throwaway prototype. Set up observability, basic risk controls and operational runbooks.
Deliverables
- Production MVP
- Observability setup
- Risk controls & runbooks
Scale & Intelligence Layer
Harden the platform, remove bottlenecks, improve reliability. Add AI/ML layers: scoring, anomaly detection, robo advice, recommendation engines. Optimize for unit economics.
Deliverables
- Hardened platform
- AI/ML integration
- Performance optimization
Support & Evolution
Continuous engineering, data and product support. A/B testing, experiments and roadmap co-creation with your team. Keep your system ahead of the curve.
Deliverables
- 24/7 support
- A/B testing & experiments
- Roadmap partnership
Work we're proud of
Real problems solved with measurable results for founders building the next generation of fintech
Payment Infrastructure

Payment Infrastructure
Modular Crypto Trading Platform
Problem
A team needed a multi-chain trading platform supporting advanced orders and multi-chain wallets with ability to add new networks without downtime.
Solution
Built modular architecture with separate services for order book, execution routing, portfolio analytics, wallet management and risk with CEX/DEX integrations.

Payment Infrastructure
Core Banking & Mobile Super Wallet
Problem
Fintech company needed unified UX combining multi-currency accounts, IBANs, cards and crypto wallet instead of multiple disjointed services.
Solution
Built core banking engine with accounts, ledger, FX flows, card issuance integrations and integrated crypto wallet in a single mobile app.

Payment Infrastructure
Onramp / Offramp Platform
Problem
Crypto service needed robust way for users to move money between fiat and crypto using many payment providers with optimized routing.
Solution
Built orchestration layer with intelligent routing engine choosing providers based on user country, limits, and historical performance.
KYC/AML & Compliance

KYC/AML & Compliance
Blockchain Monitoring & Wallet Scoring
Problem
Bank and crypto exchange needed unified AML/CTF monitoring across BTC, ETH, TRON with transaction monitoring and address-level risk scoring.
Solution
Real-time on-chain data ingestion, transaction graph construction, wallet risk scoring using ML, and anomaly detection.

KYC/AML & Compliance
AI-Driven KYC & Digital Onboarding
Problem
Financial service provider losing users to slow manual KYC checks taking hours or days.
Solution
AI onboarding with OCR on documents, FaceID + liveness detection, spoofing detection, and KYC provider integrations.
AI & Risk Engines

AI & Risk Engines
ML-Powered Copy Trading Bot
Problem
Crypto platform wanted to launch copy trading with ML-enhanced signals instead of purely manual strategies for smoother equity curves.
Solution
Built ensemble of LSTM models, token-specific behavior models, sentiment analysis and risk management layer with exposure limits.

AI & Risk Engines
AI Credit Scoring Engine
Problem
Lender wanted to reduce default rates and operational costs without lowering approval rates significantly.
Solution
AI credit scoring with XGBoost/CatBoost, AutoML feature engineering, and SHAP explainability integrated into underwriting.

AI & Risk Engines
Robo Advisor 4.0
Problem
Investment platform needed dynamic AI-driven strategies adapting to macro regimes instead of static model portfolios.
Solution
Deep RL for portfolio optimization, GRU/LSTM for macro signals, and LLM layer explaining decisions in plain language.
Tech Stack
Production-grade technologies for hard-mode fintech and crypto systems
Backend & Data
Building scalable, reliable financial systems
AI, ML & Analytics
Intelligent risk assessment and decision making
Blockchain & Web3
Multi-chain support and DEX integration
Frontend & Infrastructure
Modern web and cloud-native operations
We combine these tools with deep fintech expertise to build systems that work at scale, handle real money safely, and pass regulatory scrutiny.
Let's talk
Working on a hard-mode fintech or crypto product? We'd love to help.
Get in touch
Headquarters
Warsaw, Poland
With teams in Ukraine & beyond
Process: Describe your product and main risks, tell us what success looks like in 12 months, and we'll come back with architecture options and a realistic launch path.
LLC HeadTech
RND: Ukraine, Kyiv, str Shapovala Generala 10
HQ: Warsaw, Poland