Summary
Overview
Work History
Education
Skills
Certification
Projects And Open Source Contributions
Timeline
Generic
Mumuni Mohammed

Mumuni Mohammed

Munich

Summary

As an accomplished Senior DevOps & Full-Stack Engineer at carValoo GmbH, I increased deployment efficiency by 40% through robust CI/CD pipelines and cloud-native architecture. Proficient in Python and Terraform, I excel in driving innovation and collaboration, delivering scalable solutions that optimize operational performance and system reliability.

Overview

6
6
years of professional experience
3
3

Certifications

Work History

Senior DevOps & FullStack Engineer

carValoo GmbH
Munich
12.2023 - Current
  • Led DevOps and platform automation on Azure, building and maintaining CI/CD pipelines with Azure DevOps, Docker and Kubernetes, reducing deployment time while improving system reliability and visibility.
  • Built and maintained high-performance backend services in Python using FastAPI and asyncio, supporting AI-driven vehicle damage detection telemetry ingestion and data-heavy workloads.
  • Design and implemented a real-time IoT ingestion layer, integrating Teltonika GPS Devices through custom socket services and protocol decoding (Codec8/Code12), connected to Azure IoTHub for device-to-cloud and cloud-to-device communication.
  • Developed scalable data pipelines for processing Avro telemetry data, using Pandas and async processing to improve throughput, reduce latency, and handle production-scale data volumes.
  • Designed and managed a multi-tenant SQL database using SQLAlchemy and Alembic, handling schema evolution, migrations, and performance tuning in production.
  • Built user-facing and internal tools with React, Next.js, and TypeScript, including fleet analytics dashboards and admin features, closely integrated with Python backends and Azure Functions.
  • Carvaloo provides AI-based damage detection and real-time vehicle analytics, optimizing fleet operations with advanced AI algorithms for car sharing, rental, and logistics services.
  • Tech Stack: Python (FastAPI, asyncio, Pandas), TypeScript, React, Next.js, Terraform, SQLAlchemy, Alembic, MS SQL Server, MongoDB, Elasticsearch, Azure Functions, Azure IoT Hub, Docker, Kubernetes, Azure DevOps, OpenTelemetry, Pytest

Senior DevOps Engineer

Botcraft GmbH
Munich
04.2022 - 12.2023
  • Led a cross-functional team of engineers to refine DevOps tools and practices, increasing deployment efficiency by 40%.
  • Spearheaded targeted POCs for new development tools and integrated those that enhanced productivity by 20%.
  • Led the development of a scalable integration platform that optimized interconnectivity between systems and achieved a 20% boost in process efficiency.
  • Led the development of Any2x, creating pre-built configurable interfaces that reduced integration time by 40% across networking systems, machines, controls, sensors, and databases.
  • Architected and implemented robust CI/CD pipelines using GitLab-CI, reducing project timelines by 40% and decreasing deployment errors by 50%.
  • Led the transition to a cloud-native architecture using Kubernetes, enhancing system scalability and reducing recovery times by 30% during outages.
  • BotCraft delivers cutting-edge IIoT, Robotics & AI solutions tailored for Industry 4.0
  • Tech Stack: Python, FastAPI, Bash, GitLab-CI, Jenkins, Docker, PostgreSQL, MySQL, IrisDB, InfluxDB, MongoDB, IIoT, Azure, AWS, C/C++

DevOps Engineer

Nokia Solutions
Munich
04.2022 - 11.2023
  • Led DevOps implementation for Industry 4.0, resulting in a 30% increase in operational efficiency and 25% reduction in manual processes.
  • Defined and implemented organization-wide DevOps strategies, reducing deployment times by 40% and aligning with business goals.
  • Developed Python-based APIs for Robot and Dashboard, which boosted system functionality by 40% and reduced response times by 20%.
  • Orchestrated Kubernetes deployment for 20+ microservices, including RobotMES, Visual Safety, Video monitoring, and Kafka clusters, supporting 10,000+ daily transactions.
  • Integrated Prometheus and Grafana monitoring solutions resulting in a 50% reduction in incident response time and achieving 99.9% system uptime.
  • Tech Stack: Python, Flask, Kafka, Bash, AWS, Docker, Kubernetes, KinD, Helm, Terraform, Ansible, Prometheus, Grafana, PostgreSQL, Edge, IoT, Industry 4.0.

DevOps Consultant

Allianz
Munich
08.2022 - 05.2023
  • Led cloud-native re-architecture of RAMP systems to enhance scalability and reduce infrastructure costs by 25%.
  • Implemented maintenance and performance enhancements, which reduced system downtime by 20% and improved response times by 15%.
  • Developed and managed CI/CD pipelines, which reduced software release cycles from two weeks to one week and increased deployment frequency by 100% across multiple teams.
  • Enhanced security and access management by integrating Azure AD, which reduced unauthorized access attempts by 30% and decreased account provisioning time by 50%.
  • Tech Stack: Python, Bash, Azure, Docker, Kubernetes, Ansible, Jenkins, Terraform, PostgreSQL, GitHub Actions.

DevOps Engineer

CloudFruition Technologies
Brentwood
05.2020 - 04.2022
  • Developed and maintained automated CI/CD pipelines using GitHub Actions, Jenkins, and AWS CodePipeline to streamline the software development process.
  • Provisioned resources for clients (MocaPay, PayAngel, SoftIron) and internal environment using Terraform, AWS CDK and Cloudformation.
  • Implemented configuration management with Ansible, using smooth deployment configurations, while managing infrastructure applications with Docker and Kubernetes for efficiency and reliability.
  • Deployed and operated production Ceph clusters, working with core components including RADOS, RBD, RGW, and CephFS for object, block, and file storage use cases.
  • Designed Ceph infrastructure using Terraform and Ansible, handling node provisioning, configuration management, scaling, and basic performance tuning.
  • Deployed Ceph clusters using Terraform and Ansible, improving scalability and performance.
  • Utilized Terraform, AWS CDK, and CloudFormation to provision resources for clients (MocaPay, PayAngel) and company environments.
  • Tech Stack: AWS, Azure, GCP, DigitalOcean, Linux, Python, C/C++, Ceph (RADOS, RBD, RGW, CephFS), Kubernetes, CSI, Terraform, Ansible, AWS CDK, CloudFormation, Docker, Jenkins, GitHub Actions, Prometheus, Grafana, Git.

Education

Bachelor of Science - Electrical and Electronic Engineering

Ashesi University
East Region, Ghana
05-2020

Skills

  • Programming & Scripting: Python (asyncio, concurrent systems, performance tuning, data processing), TypeScript/JavaScript (Nextjs, React), SQL, Bash
  • Cloud & Infrustructure: AWS, Azure, GCP, DigitalOcean, Scaleway, Heroku, Terraform, Pulumi, AWS CDK, CloudFormation
  • DevOps, Platform & CI/CD: Docker, Kubernetes (Helm, Kustomize, Operators), GitHub Actions, GitLab CI, Jenkins, ArgoCD, blue/green & canary deployments, GitOps, Make, Bash scripting, Ansible
  • Backend, APIs & Distributed Systems: FastAPI, Flask, Django, REST, GraphQL, WebSockets, async APIs, Microservices, event-driven architecture, serverless systems
  • Databases, Streaming & Messaging: PostgreSQL, MySQL, MS SQL Server, MongoDB, DynamoDB, Redis (Streams, Pub/Sub, clustering), Kafka, RabbitMQ, MQTT, InfluxDB, IrisDB, TimescaleDB
  • Observability & Reliability: Prometheus, Grafana, OpenTelemetry, ELK Stack, Cloud-native monitoring: CloudWatch, Azure Monitor, Datadog, New Relic, Tracing, metrics, structured logging, SLO-driven monitoring
  • Networking, Security & Identity: VPC, VPNs, Load Balancers, API Gateways, WAF, IAM, NACLs, Security Groups, Zero Trust principles
  • AI, ML & Applied AI Systems: OpenAI, Anthropic, AWS SageMaker, Hugging Face, Amazon Q, Amazon Bedrock, Amazon Rekognition, Amazon Transcribe, openai-whisper, transformers, TensorFlow, PyTorch, LangChain, AI Agents (AutoGPT), Multi-agent orchestration, Reinforcement Learning, Prompt Engineering
  • IoT & Device Integration: Azure IoT Hub, AWS IoT, Device telemetry ingestion, protocol decoding, real-time device-to-cloud communication
  • Ways of Working: Agile, Scrum, Kanban, GitOps, observability-driven development, JIRA, Confluence

Certification

  • AWS Certified DevOps – Professional
  • AWS Certified Solutions Architect – Professional
  • Certified Network Security Specialist

Projects And Open Source Contributions

  • PyDaily, Founder & Principal Engineer, 11/01/24, Launched PyDaily as a specialized platform for sharing technical insights, focusing on Python best practices, backend architecture, and automation engineering principles., Engineered a content delivery system with automated posting pipelines, ensuring consistent publishing and distribution across multiple platforms., Curated technical series tailored for experienced engineers, emphasizing advanced topics such as distributed systems, API security, and cloud-native design patterns., pydaily.com
  • KtechHub, Founder & Lead Architect, 07/01/19, Founded KtechHub, a technical education platform offering tutorials, blog posts, and open-source tools, empowering developers with hands-on coding resources and practical knowledge., Designed and maintained a cloud-native infrastructure with CI/CD pipelines, ensuring high availability and performance for continuous content delivery., Mentored junior developers through technical workshops and open-source contributions, enabling collaboration and career growth across multiple countries, including the USA, UK, Germany, Ukraine, Nigeria, and Ghana., ktechhub.com, github.com/ktechhub, youtube.com/@ktechhub, medium.com/@ktechhub
  • PyWebGuard, Lead Contributor, 2024-01-01, Developed and maintained a Python web security library with IP filtering, rate limiting, and async support.
  • DocToc, Lead Contributor, 2023-01-01, Built and improved a Python CLI tool to auto-generate and maintain Markdown tables of contents.
  • CEPH, Contributor, 09/01/21, Enhanced the S3 API Python documentation on GitHub to improve developer experience.
  • Thetellara, Developer, 08/01/21, Created a Laravel package for seamless payment gateway integration into web applications.
  • Musha, Co-Developer, 01/01/21, 05/01/21, Co-developed an educational Python framework designed to enhance interactive learning experiences.

Timeline

Senior DevOps & FullStack Engineer

carValoo GmbH
12.2023 - Current

DevOps Consultant

Allianz
08.2022 - 05.2023

Senior DevOps Engineer

Botcraft GmbH
04.2022 - 12.2023

DevOps Engineer

Nokia Solutions
04.2022 - 11.2023

DevOps Engineer

CloudFruition Technologies
05.2020 - 04.2022

Bachelor of Science - Electrical and Electronic Engineering

Ashesi University
Mumuni Mohammed