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NAME
david — Senior Backend Engineer — Distributed Systems, Golang & Cloud-Native Platforms
CONTACT
SUMMARY
Senior backend engineer with 3+ years shipping high-throughput, low-latency systems in fintech, blockchain, and SaaS environments. Deep expertise in Go and Node.js/TypeScript, distributed data pipelines, and cloud-native infrastructure (Kubernetes, Docker, AWS/GCP). Track record of designing systems that cut processing latency by 70%, scale architectures by 76%, and secure production platforms end-to-end, from OAuth providers to Kubernetes-deployed trading infrastructure. Builder of database engines, cache servers, and workload orchestrators from first principles; comfortable owning systems from architecture through deployment.
TECHNICAL SKILLS
LanguagesGo, TypeScript/Node.js, Rust, JavaScript, PHP, C++ (LLVM)
FrameworksGin, Fiber, Express.js, NestJS, Next.js, Laravel
Data & MessagingPostgreSQL, MySQL, MongoDB, ClickHouse, TimescaleDB, Redis, Kafka, RabbitMQ, GraphQL
InfrastructureKubernetes, Docker, Terraform, ArgoCD/Helm, GitHub Actions
CloudAWS (S3, EC2, IAM, RDS, Redshift, SQS), GCP (Compute Engine), Azure, Digital Ocean
AI ToolingClaude, Codex for AI-assisted engineering workflows
PROFESSIONAL EXPERIENCE
Senior Golang Engineer (Blockchain)Mar 2026 – Present
Satsio · United Kingdom (Remote)
·Designed an administrative portal for matching-engine management on a live trading platform, giving operators real-time control over exchange operations.
·Built a geolocation-based access control service to enforce regional compliance across platform features.
·Hardened authentication by integrating and improving Google Authenticator (2FA) and migrating Google OAuth to a server-side flow, closing client-side token exposure risks.
·Designed a role-based permission system securing the admin portal against privilege escalation.
·Owned Kubernetes deployments end-to-end using Helm charts and ArgoCD for GitOps-driven releases.
Senior Golang EngineerNov 2025 – Present
Jobited · Germany (Remote)
·Built a full-stack job board (Go, Next.js, PostgreSQL) supporting both anonymous and authenticated company job postings.
·Implemented dual-stack authentication: Web2 OAuth (Google, GitHub) and Web3 wallet login (Phantom, MetaMask).
·Designed an administrative approval/rejection pipeline for job listings and shipped the Next.js frontend, deployed on Vercel.
·Containerized and deployed the backend on Digital Ocean behind a Caddy reverse proxy for TLS termination, caching, and security.
Mid-Level Backend & Data Engineer (Blockchain)Jan 2025 – Jun 2025
Terrace · United States (Remote)
·Architected a decentralized, cross-chain data ingestion pipeline transforming daily Solana market pool data into order books and trading metrics.
·Built wallet balance synchronization services reconciling on-chain and off-chain state for users.
·Implemented a finite-state-machine trade engine to guarantee safe, deterministic trade execution.
·Integrated TimescaleDB and Redis for real-time and historical analytics, cutting end-to-end processing latency by 70% while sustaining 99.9% trading-insight accuracy.
·Engineered order-book construction from Solana CLMM/AMM pools and led execution infrastructure for Solana trades using Bloxroute, optimizing for security and low latency.
·Built a blockchain security microservice on the GoPlus API to detect and blacklist malicious tokens in real time, with WebSocket-based risk alerts for DeFi protection.
·Paired with peers to raise ETL ingestion throughput for Solana markets by 70%+.
Backend EngineerAug 2023 – Jan 2025
Udux
·Built an ETL pipeline migrating PostgreSQL to MongoDB with advanced transformations, lifting data quality by 89% with zero data loss.
·Redesigned the server architecture, improving scalability by 76% while reducing downtime under high workloads.
·Integrated Stripe and Paystack payment gateways, streamlining transaction throughput by 50%.
·Led development of a custom OAuth 2.0 provider enabling secure SSO across external services, in close collaboration with cross-functional teams.
Senior Backend EngineerFeb 2023 – Mar 2024
SlideScribeAI (Microsoft ADC)
·Built multi-source extraction pipelines (audio + documents) using Azure Document Intelligence, generating contextual notes at 70% accuracy to power faster information retrieval.
·Shipped AI-driven slide generation with Azure OpenAI, improving output slide quality by 60%.
·Led localization of educational content into three Nigerian indigenous languages and shipped a Firebase Notification system, lifting platform event interactions by 73%.
Senior Backend & DevOps Engineer (Contract)May 2024 – Jul 2024
Curaboard
·Led a zero-downtime domain migration ("Wishpo" → "Curaboard") via GoDaddy DNS and AWS Amplify, restoring full access within 24 hours.
·Provisioned SSL certificates across the stack, achieving a fully encrypted data path and eliminating unsecured endpoints.
SELECTED PROJECTS & OPEN SOURCE
KvShard(Go, distributed systems)
·Built a natively sharded, shared-nothing key-value database with an optional write-ahead log (WAL) supporting crash recovery and WAL rotation.
Minired(Go, RESP, Docker)
·Built a high-performance concurrent cache server with RESP protocol and Pub/Sub support, queued-command transactions, and persistent storage across multi-cluster deployments.
Orchestra(Go, Gin)
·Architected a workload orchestration system from scratch, including a Gin-based API server and worker-node monitoring/profiling via pprof and the Linux proc filesystem.
DiceDB(open-source contribution, Go)
·Built and optimized the HTTP server test suite, ensuring full RESP command coverage and independent startup from the RESP server during tests.
EDUCATION
University of Lagos, B.Sc. Computer ScienceLagos, Nigeria
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