Abu Hanif Staff Software Engineer HomePredictable Engineering Investment. Zero Budget Creep.
Senior engineering leadership should be transparent, accountable, and driven by measurable production outcomes. As Abu Hanif (MD Abu Hanif Mia), Staff Software Engineer & Systems Architect, I operate on fixed-scope milestone deliverables and clearly defined retainer models.
Every engagement includes explicit architectural specifications, clean git histories with 100% intellectual property ownership assigned to your company, automated CI/CD pipelines, and an unconditional 30-day post-launch warranty.
Standard Production Packages & Sprints
Select a package below to inspect the detailed technical deliverables, timeline, and pricing. You can click “Select This Scope” to pre-fill your consultation request.
Architecture & Codebase Diagnostic Audit
A comprehensive, deep-dive architectural inspection of your existing application, database queries, memory bottlenecks, security posture, and cloud hosting bills.
- Full architecture review of frontend, backend, and API systems
- Database index analysis and slow query bottlenecks report (EXPLAIN ANALYZE)
- Memory leak profiling, CPU Flamegraph analysis & Core Web Vitals audit
- Security audit, dependency vulnerability scan, and RLS inspection
- Cloud hosting cost reduction roadmap (AWS/GCP/Cloudflare bills cut by 30-60%)
- Detailed 25+ page diagnostic report with prioritized technical debt fixes
- 60-minute executive strategy walkthrough video call with full Q&A
PostgreSQL Performance & Query Sprint
Surgical database tuning, connection pool configuration, composite indexing, and query plan rewrites to achieve sub-20ms P99 latencies under high concurrency.
- Deep query plan profiling via pg_stat_statements & EXPLAIN (ANALYZE, BUFFERS)
- B-tree, GIN (JSONB), and BRIN partial indexing strategy implementation
- Connection pooling & transaction isolation tuning (PgBouncer / Supavisor)
- Autovacuum, table bloat mitigation, and lock contention remediation
- Sub-20ms P99 query latency verification benchmark under simulated load
- Zero-downtime migration scripts and developer schema guardrails
- Post-deployment production telemetry and 14-day query monitoring
Cloudflare Edge & Serverless Migration
Re-architecting monolithic applications or slow multi-region AWS infrastructure onto Cloudflare Pages and Workers Edge for sub-30ms global TTFB and drastic cost savings.
- Migration topology design for Next.js App Router on Cloudflare Pages
- Edge caching policies, stale-while-revalidate, and global KV/D1 integration
- Elimination of serverless cold-start delays using lightweight V8 isolates
- Zero-downtime DNS cutover, custom domain SSL/TLS, and automated CI/CD
- Cloud infrastructure bill reduction: typical 50% to 75% savings over AWS ECS/EC2
- Full staging environment preview deployment on GitHub pull requests
- 30-day post-migration uptime guarantee and performance SLA verification
Full-Stack SaaS MVP Engineering Sprint
High-velocity execution from technical requirements to a production-grade, tested, and deployed software platform on Next.js 16, Supabase, and Cloudflare Pages.
- Next.js 16 App Router + React 19 responsive, high-performance web platform
- Supabase PostgreSQL schema, migrations & granular Row Level Security (RLS)
- Stripe payment or custom subscription/metered usage billing integration
- Hardened authentication (Email Magic Links, OAuth2, Passkeys / WebAuthn)
- Automated CI/CD build pipeline configured on Cloudflare with preview branches
- 100/100 Core Web Vitals score, strict TypeScript typing, and Zod validation
- Complete git repository handover (100% Client IP) + 30-day post-launch warranty
Distributed Telemetry & Event Streaming Engine
High-throughput concurrent message streaming, pub/sub infrastructure, and continuous tick aggregations built to process 10M+ events/day with fault tolerance.
- Concurrent Go or Node.js streaming ingestion worker layer
- Redis Cluster Pub/Sub or Apache Pulsar/Kafka message brokering
- TimescaleDB or pgvector analytical aggregations with continuous rollups
- Binary WebSocket streaming engine to browser clients (<25ms P99 latency)
- Backpressure handling, dead letter queues, and exponential retry mechanisms
- Prometheus & Grafana telemetry dashboards with automated alerting
- Automated k6 load test suite validating 50,000 concurrent client connections
Fractional Staff Architect / Engineering Retainer
On-demand senior technical leadership, architectural oversight, complex coding execution, and team mentorship for growing engineering teams and venture-backed startups.
- Direct private Slack/Discord channel access with guaranteed 2-hour response
- Weekly architecture planning sessions, RFC design reviews, and PR approvals
- Hands-on coding execution for complex, mission-critical subsystems
- Engineering hiring support, candidate technical interviews, and grading
- Infrastructure cost governance, reliability reviews, and disaster recovery plans
- Quarterly technical roadmap and executive engineering advisory
- Month-to-month flexibility with zero long-term vendor lock-in
Engineering Scope & Investment Estimator
Customize your engineering engagement by pairing a base production package with specialized architectural add-ons (such as zero-downtime data migration or security hardening).
Interactive Statement of Work (SOW) & Budget Generator
Engineering Deliverables Comparison Matrix
A detailed breakdown of technical deliverables, guarantees, and collaboration channels across service tiers:
| Scope & Engineering Feature | Diagnostic Audit | Postgres Tuning | Edge Migration | Full MVP Sprint | Fractional Staff |
|---|---|---|---|---|---|
| System Architecture RFC & Diagram | ✓ | ✓ | ✓ | ✓ | ✓ |
| Full Source Code Handover (100% IP) | N/A (Report) | ✓ | ✓ | ✓ | ✓ |
| Automated CI/CD Deployment Pipeline | Recommendations | Guardrails | ✓ Cloudflare | ✓ Cloudflare | ✓ Ongoing |
| PostgreSQL Indexing & RLS Policies | Audit Only | ✓ Comprehensive | Connection Pool | ✓ Full Schema | ✓ Architectural |
| Automated k6 Load Testing Benchmarks | Synthetic | ✓ Simulated | ✓ Global TTFB | ✓ Core Vitals | ✓ Continuous |
| 30-Day Production Bug Warranty | Walkthrough Call | 14-Day Monitor | 30 Days | 30 Days | Active Retainer |
| Direct Private Slack/Discord Access | Email + Call | Sprint Duration | Sprint Duration | Sprint Duration | Guaranteed 2-Hour |
| Candidate Technical Interviewing | — | — | — | — | ✓ Included |
Ad-Hoc Consulting & Incident Rate Card
For advisory sessions, ad-hoc architectural code pairing, and emergency database incident remediation:
Senior Architecture Advisory
1:1 pair programming, architectural design reviews, query plan troubleshooting, and technical strategy calls. Booked in 5-hour or 10-hour blocks.
P0 Production Incident Triage
Immediate response within 2 hours for active database lockups, data corruption emergencies, or critical cloud infrastructure failure.
The 5-Stage Engineering Engagement Protocol
How we take your product from initial requirements to verified production delivery:
We evaluate your system architecture, project requirements, existing codebase, and target delivery deadline to verify technical alignment.
You receive an explicit engineering SOW detailing exact deliverables, milestone delivery dates, technical topology, and a fixed price.
Work begins in your private repository. Staging preview branches are continuously deployed to Cloudflare Pages for asynchronous progress reviews.
Prior to sign-off, automated unit test suites, Core Web Vitals checks, and k6 load tests are executed to prove production readiness.
Full ownership handover of all git branches, DNS configuration, and documentation, backed by an unconditional 30-day bug warranty.
Engineering Engagement & Contract FAQ
Book an Engineering Scope or Discovery Call
Fill out the technical requirements below. Abu Hanif will review your scope, verify capacity, and schedule a technical discovery call within 24 hours.
