Core Delivery

Build, stabilize, and move with engineering clarity.

Platforms • Delivery • Reliability

Software Engineering

Build production systems that keep shipping under pressure.

Architecture Reliability Modernization

Desktop • Mobile • APIs • AI • Evidence

Security Audit

Audit real attack paths across desktop, mobile, APIs, AI, and devices.

Attack Paths Evidence Remediation

Strategy • Architecture • Modernization

Consulting

Make the next technical move with evidence, not drift.

Architecture Migration Decision Logic

Feasibility • Prototyping • Integration

PoC Engineering

Prove the technical bet before the bigger commitment.

Feasibility Prototype Go/No-Go

AI Systems

AI systems with control, economics, and production discipline.

Agents • Tools • Evaluation • Control

Agentic AI Engineering

Build agent systems that stay useful, bounded, and supportable.

Workflows Guardrails Operations

AI Security • Authorization • Governance

AI Security & Governance

Control what AI can access, decide, and execute.

Authorization Auditability Boundaries

Sensitive Data • Guardrails • RAG Boundaries

AI Data Leakage Prevention

Keep sensitive data from crossing the wrong AI boundary.

Boundaries Retrieval Retention

Latency • Throughput • GPU Efficiency

Inference Optimization

Reduce latency and serving cost without sacrificing product quality.

Latency Serving Cost Throughput

Orchestration • Integrations • Runtime Control

Autonomous AI Systems Deployment

Move complex AI automation into production with control.

Orchestration Observability Rollback

Deep Engineering

Deep systems work when performance, trust, or visibility breaks higher up.

SDKs • Runtimes • Observability

Low-Level Engineering

Solve native performance and OS-boundary problems without guesswork.

Performance Diagnostics Native APIs

Market Data • Execution • Determinism

HFT Engineering

Engineer deterministic trading systems where variance becomes cost.

Feed Handling Determinism Tail Latency

Kernel Mode • Drivers • OS Internals

Kernel Engineering

Ship deep OS integration without destabilizing the host.

Drivers Stability Rollout Safety

Binaries • Firmware • Protocol Recovery

Reverse Engineering

Recover the truth hidden inside opaque software and firmware.

Binary Truth Protocols Interop

Firmware • Binaries • Embedded • Forensics

Firmware & Software Reverse Engineering

Recover behavior, interfaces, and risk when source and docs fall short.

Firmware Opaque Binaries Recovery

Clients Across Key Engineering Markets

Spain, Germany, the Netherlands, Italy, Poland, Ukraine, the United States, Singapore, and Japan.

World map highlighting SToFU client presence across Europe, Ukraine, the United States, Singapore, and Japan.

Engineering Breadth

One team for serious software, AI, systems, and trust.

We work across product engineering, neural systems, low-level software, frontier prototypes, and the security and privacy controls serious buyers now expect around AI and critical software.

Software & Platform Engineering

Application and systems development that ships under pressure

This is the delivery core: software engineering, platform work, APIs, distributed systems, performance tuning, and the sort of native depth needed when reliability and speed are part of the product.

Domain Software Delivery product engineering
Domain Distributed Systems platform scale
Domain API & Backend service architecture
Practice Performance Engineering latency and throughput
Stack C++ / Rust native systems
Practice Platform Modernization rewrite or recovery

AI, Neural & Agent Systems

Neural-network and AI engineering beyond demos and wrappers

We build applied AI systems where models, prompts, retrieval, orchestration, inference economics, and runtime control have to work together as one production system.

Domain Neural Inference model execution
Domain RAG Systems retrieval workflows
Domain Agentic Workflows tool orchestration
Practice Prompt & Tool Control runtime discipline
Practice Inference Optimization cost and latency
Practice AI Evaluation quality and drift

Prototypes, Research & Quantum

PoCs for serious product bets, research tracks, and frontier computing

Some work begins before the roadmap is clear. We build technical prototypes, research implementations, and exploratory systems when clients need proof, feasibility, or a sharp read on a hard direction.

Format Technical PoCs fast validation
Format Research Builds applied exploration
Format Prototype Systems product direction
Frontier Quantum Computing algorithmic exploration
Practice Feasibility Studies go / no-go clarity
Practice Experimental Tooling proof before scale

Security, Privacy & AI Trust

Cybersecurity for AI, software, data, and critical systems

Security is still part of the stack: software audits, AI-specific abuse paths, reverse engineering, data-leak prevention, and the trust controls serious buyers expect around modern systems.

Domain Security Audits desktop, mobile, backend
Domain AI Security models and agents
Domain Data Leakage Prevention sensitive boundaries
Practice Reverse Engineering binary and firmware
Standard Privacy & GDPR data discipline
Practice Threat Modeling design-level risk

How Engagement Starts

Most serious buyers do not start with a full scope.

They start with one system under pressure and need a technical read they can trust.

Latency or cost pressure Security or delivery risk AI rollout under scrutiny
01

Bring the bottleneck

Bring the system that has started hurting delivery, trust, margin, or uptime.

03

Move with a credible next step

Leave with clearer scope, sharper priorities, and a next move the business can actually act on.

Technical Blog

AI Data Leakage Prevention: How to Stop Sensitive Data Escaping Through Prompts, RAG, Memory, and Agents

AI Data Leakage Prevention: How to Stop Sensitive Data Escaping Through Prompts, RAG, Memory, and Agents

A practical guide to AI data leakage prevention for enterprise systems, covering prompt injection, RAG boundaries, memory hygiene, tool permissions, output filtering, and deployable controls that reduce the risk of oversharing sensitive data.

C++ in High-Frequency Trading: From Market Data to Deterministic Latency

C++ in High-Frequency Trading: From Market Data to Deterministic Latency

A practical look at why C++ remains central to HFT: market-data pipelines, binary protocol parsing, order-book maintenance, pinned cores, NUMA awareness, queue discipline, timestamping, replay, profiling, and the engineering habits required for deterministic low-latency trading systems.

Using Open-Source Libraries for Neural Networks in C++

Using Open-Source Libraries for Neural Networks in C++

A practical deep dive into the open-source C++ ecosystem for neural networks: ONNX Runtime, LibTorch, oneDNN, OpenVINO, TensorFlow Lite, and llama.cpp, with guidance on when each library fits production deployment, inference, edge AI, and native systems integration.

Why C++ Still Beats Rust in the AI Era

Why C++ Still Beats Rust in the AI Era

An opinionated but evidence-based argument for why C++ remains the stronger default language for AI-assisted systems engineering: larger public code corpora, deeper vendor support, richer profiling and optimization feedback loops, and easier integration with existing native AI infrastructure.

The Art of Profiling C++ Applications

The Art of Profiling C++ Applications

A detailed guide to profiling C++ systems the right way: representative workloads, release builds with symbols, sampling versus tracing, flame graphs, heap behavior, off-CPU time, hardware counters, and a disciplined workflow for turning measurements into reliable performance wins.

C++, Rust, and Decentralized Crypto Exchanges: Applicability and Efficiency

C++, Rust, and Decentralized Crypto Exchanges: Applicability and Efficiency

A layer-by-layer comparison of where C++ and Rust belong in decentralized exchange architecture, from Solana programs and Rust-first chain ecosystems to C++ market-data engines, searchers, simulators, routing, and other latency-critical off-chain infrastructure.

  • Eleks
  • Usoftware
  • Proffiz
  • RoboSecIT
  • SoftX

Contact

Start the Conversation

A few clear lines are enough. Describe the system, the pressure, and the decision that is blocked. Or write directly to midgard@stofu.io.

01 What the system does
02 What hurts now
03 What decision is blocked
04 Optional: logs, specs, traces, diffs
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