# Fredrick Wambua Fredrick Wambua is a remote worker on Himalayas, Founder & Cloud Engineer at Cheche Technologies, based in Kenya. Source: https://himalayas.app/@fredrickwambua ```text Site Reliability Engineer at HydroIQ maintaining 99.99% availability for a smart water billing and payments platform. ``` | Detail | Value | | --- | --- | | Availability | Looking for a job | | Location | Kenya | | Authorized to work in | Kenya | | Salary expectations | 50k+ USD | | Job categories | Site Reliability Engineer, Cloud Engineer, IT Manager, Mobile Money Platform, Implementation Engineer | | Skills | Site Reliability Engineering, AWS, Terraform, Mobile Money Platform, Payment Integration, API Integration, Incident Management, Observability, Infrastructure as Code, Cloud Infrastructure, ISO 8583, REST APIs, USSD, SMPP, Daraja | | Website | https://chechetech.co.ke | | LinkedIn | https://linkedin.com/in/fredrickmwambua | | GitHub | https://github.com/Fred-Munyao | ## About ```text At HydroIQ, I operate cloud infrastructure for a smart water billing and IoT platform that connects M-Pesa, card payments, and online banking. I maintain approximately 99.99% service availability and helped reduce critical downtime by more than 40% through incident management and reliability improvements. At Airtel Networks Kenya Limited, I managed Airtel Money and sustained 99.95% availability for a platform serving more than 6 million active subscribers. I led more than 200 integrations, including the Government of Kenya Hustler Fund and Airtel Money–M-Pesa interoperability. I’m also building Cheche Technologies, a serverless M-Pesa statement-to-Excel product on AWS provisioned with Terraform. ``` ## Experience ### Founder & Cloud Engineer (current) Cheche Technologies. Jan 2026 - Present ```text Building and operating chechetech.co.ke, a serverless M-Pesa statement-to-Excel converter for Kenyan individuals and SMEs. Designed and deployed the production stack on AWS entirely with Terraform, including S3, CloudFront, Lambda, API Gateway, and DynamoDB. ``` Skills: AWS, Terraform, Lambda, API-Gateway, S3, Amazon-Cloudfront, DynamoDB, Python, M-PESA-Daraja-API, Compliance ### Site Reliability Engineer (current) HydroIQ. Aug 2023 - Present ```text Designing and operating cloud infrastructure for a smart water billing and IoT platform integrating M-Pesa, card payments, and online banking across multiple African markets. Maintains ~99.99% service availability and reduced critical service downtime by 40%+ through a 24/7 incident management framework. ``` Skills: AWS, Terraform, Docker, Kubernetes, Nagios, Prometheus, Grafana, IoT, M-Pesa, REST-APIs, Incident-Management, SRE ### IT Manager – Mobile Money Airtel Networks Kenya Limited. Sep 2016 - Feb 2023 ```text Owned the architecture, operational management, and strategic evolution of Airtel Money Kenya, serving 6M+ active subscribers and processing 50M+ monthly transactions. Sustained 99.95% platform availability over 6.5 years and led 200+ third-party integrations with banks, merchants, utilities, and government bodies. ``` Skills: Mobile-Money, API-Integration, ISO-8583, REST-APIs, USSD, SMPP, Oracle, Python, Incident-Management, SLA-Governance, Team-Leadership ### Lead Implementations & Support Engineer Comviva Technologies Limited. Nov 2014 - Sep 2016 ```text Led client-facing implementation delivery for Airtel Money Kenya at Mahindra Comviva, managing merchant and organisation integrations onto mobile money platforms. Coordinated end-to-end integration project delivery including API configuration, testing cycles, defect resolution, and post-launch support. ``` Skills: Mobile-Money, API-Integration, Project-Management, Testing, Defect-Resolution, Client-Management ### Operations & Support Engineer Comviva Technologies Limited. Nov 2013 - Nov 2014 ```text Monitored servers, databases, and payment application layers, maintaining high uptime and rapid incident response across mobile money production environments. Translated business requirements into SQL queries and managed database backups and performance tasks. ``` Skills: SQL, Database-Management, Monitoring, Incident-Response, Mobile-Money ### Level 1 VAS Support Engineer Comviva Technologies Limited. Mar 2013 - Nov 2013 ```text Configured SMSC/SMPP accounts, SMS routing, MMSC/WAPGW, and USSD services for value-added services across mobile network infrastructure. Conducted system health checks and operational monitoring, handling ticketing and customer issue resolution. ``` Skills: SMSC, SMPP, USSD, MMSC, WAPGW, Monitoring, Ticketing ## Education ### Certified Kubernetes Administrator (CKA) Certified Kubernetes Administrator (CKA), Kubernetes ```text In progress: Certified Kubernetes Administrator (CKA) certification, target completion Q4 2026. ``` ### AWS AWS Certified Solutions Architect – Associate, Cloud Architecture ```text AWS Certified Solutions Architect – Associate (SAA-C03) certification obtained in June 2026. ``` ### AWS AWS Certified Cloud Practitioner, Cloud Computing ```text AWS Certified Cloud Practitioner certification obtained in September 2025. ``` ### Airtel Networks Kenya / DFS Consultancy Services AML/CFT Training, Financial Compliance ```text Anti-Money Laundering and Combating the Financing of Terrorism (AML/CFT) training completed in November 2018. ``` ### Cisco CCNA – Cisco Certified Network Associate, Networking ```text Cisco Certified Network Associate (CCNA) certification obtained in 2018. ``` ### Kenyatta University Bachelor of Science, Telecommunications and Information Technology. Grade: Second Class Honours, Upper Division ```text Bachelor of Science in Telecommunications and Information Technology, graduated with Second Class Honours, Upper Division. ``` ## Tech stack - Postman - AWS IAM - Amazon CloudWatch - Amazon S3 - GitHub - Kubernetes - Amazon EKS - GitHub Actions - MySQL - PostgreSQL - Slack - Zendesk - Terraform - Jira - Python - Grafana - Prometheus - Nagios - Wireshark - Linux - Windows Server - ZAP - AWS Lambda - Amazon RDS - Git - Docker - Amazon VPC - Zap - SQL - ServiceNow - Amazon ECR - ArgoCD - Bash - AWS - REST APIs To contact Fredrick, message them from this profile with a Himalayas employer account: [Hire on Himalayas](https://himalayas.app/hire). ## People also viewed - [Erik Van Someren](https://himalayas.app/@erikvansomeren): Senior SRE and DevOps Engineer, Sportserve - [Michael Machuka](https://himalayas.app/@michaelmachuka): Technical Specialist Engineer, MessageBird - [Kelvin Kinyanjui](https://himalayas.app/@kelvinkinyanjui1): System Administrator, Kenya Education Network - [Mary Wangechi](https://himalayas.app/@marywangechi1): Cloud Engineer II Data, Amazon Web Services - [OTIENO ONYANGO](https://himalayas.app/@otienoonyango): Service Ops Digital services , Safaricom plc - [David Wainaina](https://himalayas.app/@davidwainaina1): Senior Support Engineer, GitLab - [Paul Karugu](https://himalayas.app/@paulkarugu): Value Added Services (VAS) Developer, Safaricom PLC - [Anthony Kihagi](https://himalayas.app/@anthonykihagi): Senior Software Engineer, Waft Money Transfer Limited - [Winnie Gakuru](https://himalayas.app/@winniegakuru): Cloud Support Engineer Deployment (Containers), Amazon Web Services (AWS) - [Mark Onyango](https://himalayas.app/@markonyango1): Consultant, Supivaa Advisory Group Ltd