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Senior Engineer (Platform) @ Oyster®

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Tailored CV

ENYUMA GODWIN ENYUMA

AWS Solutions Architect Professional | Cloud & AI Infrastructure Engineer

Key Alignment with Senior Engineer (Platform) Role: Senior, Engineer, One, But, set, out.


yumexzila@gmail.com | +234 803 656 8925 | Port Harcourt, Rivers State, Nigeria

PROFESSIONAL SUMMARY

AWS Solutions Architect Professional with 7+ years designing and operating large-scale cloud infrastructure across the energy, manufacturing, and construction sectors. Deep expertise in multi-account AWS environments, IaC automation, AI/ML pipeline deployment, and cloud-native security. Passionate about responsible AI systems — particularly the alignment between robust infrastructure engineering and safe, reliable model deployment.

WORK EXPERIENCE

INTERSWITCH GROUP — LAGOS, NIGERIA March 2019 – Present

Senior Cloud Solutions Architect | AWS Professional Services

Architected multi-account AWS Landing Zone environments for Fortune-500 energy and industrial clients, using AWS Control Tower, Service Control Policies, and automated account vending pipelines.

Led design and delivery of ML inference infrastructure on AWS SageMaker and EKS for predictive maintenance workloads, reducing unplanned downtime by 34% for a major oil & gas client.

Built IaC libraries (Terraform, AWS CDK) used by 12 project teams, cutting provisioning time from weeks to hours and enforcing security-as-code across all deployments.

Produced executive-level cloud architecture reports and Well-Architected Review findings, driving policy decisions for cloud governance across 6 business units.

Developed cloud adoption frameworks and onboarding curricula for engineering teams of 30–150 across construction and process industry clients.

Advised senior leadership on AI/ML service selection, data governance, and model deployment strategies during pre-project planning engagements.

FLUTTERWAVE — LAGOS, NIGERIA March 2019 – September 2019

Cloud Migration Architect

Led full-stack cloud migration of on-premises ERP and manufacturing systems to AWS, using AWS MGN and Database Migration Service with zero production downtime.

Implemented an AWS-native monitoring and incident management system (CloudWatch, PagerDuty), cutting MTTR by 48%.

Oversaw cloud security posture across 3 environments using AWS Security Hub, GuardDuty, and automated Config remediation rules.

Facilitated daily architecture review meetings and enforced IAM least-privilege controls across 200+ workloads.

TERRAGON GROUP — ABUJA, NIGERIA November 2017 – January 2019

Cloud Infrastructure Engineer

Designed and deployed a cloud-native data pipeline using AWS Glue, S3, and Redshift for large-scale environmental and site survey datasets.

Delivered architecture reviews, identified misconfigurations, and enforced cost-optimisation controls, saving $120K/year in cloud spend.

Participated in cross-functional planning sessions and delivered technical documentation for cloud workloads under ISO 27001 compliance scope.

ANDELA NIGERIA — LAGOS, NIGERIA August 2016 – October 2017

Cloud & DevOps Engineer

Built and managed CI/CD pipelines using AWS CodePipeline, CodeBuild, and GitHub Actions for a suite of real-time sensor data applications.

Implemented containerised microservices on AWS ECS Fargate; authored runbooks and observability dashboards using CloudWatch and Grafana.

Wrote weekly cloud performance and cost optimisation reports for engineering managers and C-suite stakeholders.

Collaborated with multidisciplinary teams to assess AI feasibility for predictive analytics on infrastructure sensor streams.

SOFTCOM NIGERIA — PORT HARCOURT, RIVERS STATE January 2015 – July 2016

Junior Cloud / Systems Engineer

Administered on-premises and hybrid AWS environments; performed server hardening, patch management, and backup automation.

Conducted infrastructure audits and implemented automated compliance checks using AWS Config and custom Lambda functions.

EDUCATION

Bachelor of Science in Computer Science University of Calabar | 2011

Relevant coursework: Algorithms & Data Structures, Operating Systems, Distributed Systems, Machine Learning, Computer Networks

CERTIFICATIONS



AWS Certified Solutions Architect – Professional — Amazon Web Services | 2022

AWS Certified DevOps Engineer – Professional — Amazon Web Services | 2021

AWS Certified Security – Specialty — Amazon Web Services | 2021

AWS Certified Machine Learning – Specialty — Amazon Web Services | 2023

HashiCorp Certified: Terraform Associate — HashiCorp | 2022

Certified Kubernetes Administrator (CKA) — CNCF | 2023

TECHNICAL SKILLS

Cloud & Infrastructure

AWS (Expert)

Terraform

AWS CDK

Kubernetes (EKS)

Docker / ECS

CloudFormation

AI/ML & Data

SageMaker

AWS Bedrock

MLflow

Python

AWS Glue / ETL

LiteLLM

Security & Observability

AWS Security Hub

GuardDuty

IAM / SCPs

CloudWatch

Grafana

OpenTelemetry

Cover Letter

Dear Oyster Hiring Team,

I am writing to apply for the Senior Engineer (Platform) position at Oyster. With a deep passion for creating scalable and resilient cloud architectures, I am excited about the opportunity to contribute to your mission of expanding global job access through innovative technology.

In my previous experience, I led the design and implementation of microservices on AWS, utilizing Docker for containerization and Python for backend development. I have a proven track record of optimizing infrastructure costs while ensuring high availability and performance. My background in machine learning also allows me to provide unique insights into data-driven decision-making for platform improvements.

I am eager to bring my expertise in cloud security and automation to Oyster and help drive the next phase of your platform's evolution. Thank you for considering my application.

Sincerely,
Enyuma Godwin Enyuma