AI & SOFTWARE ENGINEERING

Complex systems.Real-world purpose.

From business decisions to AI systems and long-term operation. We connect software, models, and infrastructure to make technology a dependable part of everyday work.

Get to know us

Illustrative applied-engineering scene, not our team or officeThisIsEngineering / Pexels

SOFTWARE. INTELLIGENCE. INFRASTRUCTURE.Start a conversation
01 / THE FOUNDERENGINEERING · SYSTEMS · PRACTICE

Founder · INTJSYS

REALLIER WEI

From business decisions to systems that keep running.

Digital portrait of Reallier Wei

Works across high concurrency, microservices, cloud infrastructure and AI engineering. Now leads Reallier’s integrated delivery: understanding the business problem, building AI systems and operating private infrastructure.

  • Agent memory & collaboration
  • Private cloud & local compute
  • Concurrency & cloud native
  • AI-native workflows & skills

Engineering background

BACKGROUND
  • Leading crypto firm

    SDK Performance Architect

    10-person team · SDK performance

  • Sea Group · Garena

    Senior Test Developer

    Software testing & development

  • Lenovo

    Automation Engineer

    Engineering automation

Engineering range

Technologies used across shipped products, infrastructure and operating systems—not a tool collection.

  • 01

    Languages & product engineering

    Python · Go · Rust · TypeScript · SQL

  • 02

    Web & applications

    FastAPI · Nuxt · Vue · React · Next.js · Unity / WebGL

  • 03

    AI & agent systems

    Agent Orchestration · MCP · RAG · pgvector · vLLM · RAGFlow · Model Evaluation

  • 04

    Data & retrieval

    PostgreSQL · Elasticsearch · Redis · SQLite · MinIO · S3 / R2

  • 05

    Cloud native & delivery

    Docker · Kubernetes / K3s · Cilium · Helm · GitLab CI · Harbor · Flux

  • 06

    Infrastructure & security

    Proxmox · ZFS · Tailscale · Cloudflare · ZITADEL · OIDC / RBAC

  • 07

    Observability & quality

    Prometheus · Grafana · Loki · OpenTelemetry · Playwright · Automated Testing

  • 08

    Media & automation

    FFmpeg · Remotion · OCR · Browser Automation · WebGL

BEYOND THE BUILD

Beyond the build, the thinking continues.

Notes on tools, system architecture and personal observations—the decisions and trade-offs behind the work.

Read the notes

Different strengths. A shared commitment.

For projects involving hardware, networking, monitoring, backups, ongoing operations, or specialized implementation, Reallier works with long-term engineering partners.

Hardware & NetworkMonitoring & AlertsBackup & RecoveryOngoing Ops

Architecture decisions, delivery standards, and project ownership stay unified. The partnership expands implementation capacity and ongoing support without changing Reallier's responsibility for delivery outcomes.

Meet the team

Illustrative collaboration scene, not our team · fauxels / Pexels

Understand first. Then build.

Start from reality. Agree on the goal and sequence, then define delivery phases, measures, and operating boundaries.

Explore the engineering map
  1. 01
    AUDIT

    Delivery-entry Assessment

    Review agent prototypes, cloud bills, architecture, workflows, and organizational goals to decide why to change, where to start, and which build and operations constraints apply.

  2. 02
    PROJECT

    Phased Delivery

    Deliver executable assets such as memory / harness, cloud-exit / private-cloud plans, AI-native workflows, skill libraries, or agent workspaces.

  3. 03
    RETAINER

    Ongoing Governance

    Use monitoring, evaluation, reviews, inspections, permissions, and operations boundaries so delivered systems stay traceable and evolvable.

How we make decisions.

Principles are working constraints for architecture trade-offs, production risk, and long-term maintenance.

01Data SovereigntyData Sovereignty

Environment awareness over data hosting.

Reject black-box cloud services. Adhere to Private-First deployment paradigm, ensuring AI logic flow is fully controlled within the client's VPC and security audit system. Delivery equals physical isolation, reducing privacy risk to the engineering theoretical minimum.

02Atomic ArchitectureAtomic Architecture

Low-intrusion, low-entropy architectural principles.

Eliminate logic redundancy of heavy workflow frameworks. Use atomic microservices to encapsulate AI capabilities, enabling seamless integration with existing systems (CRM/OA/ERP) with minimal disruption. No architectural overreach.

03Deterministic ObservabilityDeterministic Observability

Pipeline observability is the lifeline of productivity.

Introduce distributed tracing (Deep Trace) standards. Through strongly-typed protocol constraints, achieve full transparency of model decision paths. End randomness guessing, enable second-level root cause tracing.

04Action-Oriented InterfaceAction-Oriented Interface

Efficiency tools should shift from "conversation" to "action".

Use LLM to extract structured parameters, directly driving underlying engineering scripts or API actions, achieving "intent-is-execution" minimal interaction. Reject efficiency loss.

05Schema-First ProtocolSchema-First Protocol

Completely end the "lossy compression" of unstructured information.

Enforce Schema-based inter-model communication. Prohibit Agents from using natural language to report work — all collaboration instructions must be passed via standard JSON protocols, isolating hallucination risk, exchanging only deterministic data states.

06Production-Grade ThroughputProduction-Grade Throughput

Ultimate execution efficiency over anthropomorphic logic stacking.

Following enterprise SDK architectural paradigms, deeply optimizing inference paths. In high-concurrency production environments, ensure AI modules have millisecond-level response capability with minimal resource entropy increase. Reject non-production-grade prototypes.

Illustrative physical compute, not Reallier equipmentpanumas nikhomkhai / Pexels

Start with a real problem.

Bring the current system, workflow, or hardest constraint. We will first decide whether the problem is worth solving and where to begin.

01 / DECIDE

Decide if it is worth doing

Business goals, current workflows, organizational knowledge, and the right first pilot.

02 / BUILD

Turn a prototype into a system

Agents, memory, collaboration, harnesses, latency, cost, and failure cases.

03 / OPERATE

Keep the system operating

Cloud bills, utilization, cloud exit, private infrastructure, local compute, and governance.

FOR A FIRST CONVERSATION
  • The current system or agent prototype
  • A real workflow and failure examples
  • Budget, timeline, and data-security requirements
  • System boundaries that cannot change

The material does not need to be complete. Start with the most real constraint.

DIRECT CONTACT
WeChat QR code
WeChat

Scan to connect. Note: Agent / Cloud Exit / Transformation.

Most conversations begin with a short technical assessment.