DS
Diwesh Saxena

title: "Skills & Expertise"

Skills & Expertise

Fractional CTO
AI Product Strategy
Platform Architecture
Cloud & DevOps
Compliance & VAPT
Team Coaching

Building outcomes, not artifacts. I focus on small, end-to-end loops—ingest → infer → evaluate → iterate—with guardrails and observability from day one.

Core Expertise

Fractional CTO

Align tech with KPIs; ship decisions, not decks.

  • 90-day KPI roadmap; measurable wins
  • Unblock hiring and vendor choices with auditable criteria
  • Rituals that raise velocity (PRDs, ADRs, design reviews)
AI Product Strategy

From prompt to production with evals & guardrails.

  • Use-case scoring with cost/latency budgets
  • Evaluation harness (quality, bias, drift) + HITL flows
  • RAG/agents with caching & batching to control spend
Platform Architecture

Modular services, clear SLAs, cost/perf budgets.

  • Domain boundaries that map to teams
  • Contracts & data flows designed for change
  • Secure-by-default interfaces
Cloud & DevOps

Zero-downtime moves, IaC, and pragmatic reliability.

  • Blue/green or canary with automated rollbacks
  • Terraform/IaC baselines; cost guardrails and alerts
  • SLIs/SLOs, dashboards, on-call playbooks
Compliance & VAPT

Close gaps fast—prove it with evidence packs.

  • ISO/GDPR mapping → fixes → evidence collection
  • Threat modeling & remediation backlogs
  • Privacy by design (DPIA, retention, consent)
Team Coaching

Rituals and feedback loops that raise velocity.

  • Engineer handbook, review checklists, design clinics
  • Definition of Ready/Done that actually sticks
  • Career ladders that retain talent

Supporting Skills

AI & LLMOps

RAG architectures, prompt versioning/testing, eval harnesses, hallucination/bias checks, agent tool-use, caching & batching.

Languages & Frameworks

Python, .NET/Core, Node.js, React/Next.js, TypeScript.

Cloud & Infra

AWS (EKS/RDS/S3), Azure (AKS/Cosmos), Kubernetes, Terraform, CI/CD (GitHub Actions).

Data & Observability

PostgreSQL, Redis, Grafana/Prometheus, ELK/Opensearch, analytics pipelines.

Security & Compliance

OAuth2/OIDC & SSO, secrets management, ISO 27001, GDPR, VAPT remediation.

Communication

Executive storytelling, docs-as-code, stakeholder alignment, workshops & training.