Qaiser Abbasi
Freelance Lead DevOps Engineer
Experience
Freelance Lead DevOps Engineer
Schwarz Gruppe Produktion
Bootstrapping a CloudOps team and building a multi-cloud provider backend for a low-code Internal Developer Platform (IDP) with env zero
Introducing user story mapping, architectural decision records (ADRs), milestones, and backlog management
Designing and developing core APIs, setting up CI/CD pipelines, and creating OpenTofu/Terraform scripts
Representing and communicating the team with third-party stakeholders (e.g., env zero)
Cross-team and team coaching on DevOps, software design, Terraform, Golang, and agile methods
Freelance DevOps Engineer
HUK-Coburg
Migrating and optimizing core services in a hybrid cloud environment
Designing and implementing data services to create a service catalog with Backstage.io
Developing a Kafka HTTP proxy in Golang as a secure replacement for the Confluent version
Creating a high-performance Lambda function as a custom AWS API Gateway authorizer and Terraform module
Enhancing a TypeScript-based pipeline to integrate with IBM API Connect
Technical blueprint for transferring large BLOBs from AWS VPC to the on-premise network
Team coaching on AWS, Terraform, Golang, and Quarkus
Freelance DevOps Engineer
SCAYLE Storefront
Developing a service facade to encapsulate core business logic (cart, wishlist, search) with a focus on scalability and performance
Replacing a hard-to-maintain PHP legacy interface with a high-performance Go implementation
Significantly improving API performance and scalability compared to the legacy interface
Working with tech leads on architecture decisions and evaluating new technologies
Contributing to the development of the open-source TypeScript SDK for the Storefront API
Coaching and mentoring junior developers in Golang
Freelance DevOps Engineer
RTL
Implementing core data and search services for the new RTL+ app
Advising on the buy vs. build decision for Elasticsearch (self-hosted vs. cloud service)
Developing a microservice architecture with Python on Google Kubernetes Engine (GKE)
Evaluating the performance of the new interfaces
Coordinating and communicating between departments in stakeholder management
Freelance DevOps Engineer
Delivery Hero
Integrating the partners API and optimizing internal backoffice applications
Implementing additional use cases for order processing, product database, and catalog management
Improving CI/CD workflows
Expanding the test suite with a focus on reliability and efficiency
Freelance DevOps Engineer
IKEA
New and further development of a Google Cloud application to integrate the warehouse management system with robotic components
Development of microservices in Google Cloud Platform using Cloud Functions and Cloud Run
Infrastructure automation with Terraform
Assisting the Product Owner with requirements analysis
Freelance DevOps Engineer
Taxdoo
Design and implementation of a high-performance import service for transaction data from third-party payment providers
Development of a low-latency import service with AWS Lambda
Design of a data warehouse setup including visualization with AWS QuickSight
Development of interfaces for automated validation of VAT IDs
Lecturer in Software Engineering
FOM Hochschule
- github.com/bbq2100/swe
Freelance IT Consultant
Freelance IT Consulting
- Specializing in DevOps and cloud infrastructure
Freelance DevOps Engineer
SAP Cloud Platform Application Performance Monitoring
Feasibility study for cloud cost optimization in Dynatrace Synthetic Monitoring
Terraform deployment for ActiveGate in Alibaba Cloud, Azure, AWS and GCP
Benchmark analyses with hardware sizing recommendations
Further development of the SAP-internal Dynatrace CLI tool in Golang
Senior DevOps Engineer, Search
SoundCloud
- Further development of SoundCloud's search systems and operation of large-scale Elasticsearch clusters (around 100 nodes)
- Integration of a learning-to-rank approach based on user behavior to improve search relevance
- Reduced reindex time from 6 to 1 hour and fourfold improvement in p95 search latency
- Created A/B test proposals and RFCs (e.g., "Exact Match Searches")
- On-call support and incident management for up to 2,000 search queries per second
Senior DevOps Engineer, Product Development
Dibuco
- Developed a big data platform
- bigdata4biz.com
Senior IT Consultant
Codecentric
- DevOps consulting for Douglas, Aareal Bank, and FAZ
IT Consultant
Novatec Consulting
- Java consulting for Commerzbank, Daimler, Bosch, and Swissgrid
Computer Science Studies, B.Sc.
Frankfurt University of Applied Sciences
- Bachelor's thesis: evaluation of github.com/NovatecConsulting/BeanTest
Skills
- +++ Excellent Knowledge, Gained Over Many Years Of Project Experience
- ++ Good Knowledge, Deepened Through At Least One Longer Project
- Basic Knowledge, E.g. Through Prototypes Or Occasional Use
Programming Languages
- Go/golang (+++)
- Java (+++)
- Scala (++)
- Python (++)
- Typescript/javascript (+)
- Bash (++)
- Sql (+)
Cloud
- Amazon Web Services (Aws) (+++)
- Google Cloud Platform (Gcp) (++)
- Microsoft Azure (+)
- Stackit (++)
- Scaleway (+)
Computing
- Kubernetes (++)
- Linux On-premise (+++)
- Ecs (+)
- Aws Lambda (+++)
- Aws State Machine/step Functions (+++)
Monitoring
- Grafana/prometheus (++)
- Elk Stack (+)
- Datadog (+)
- Aws Cloudwatch (++)
- Open Telemetry (++)
- Splunk (+)
Ci/cd
- Jenkins (+++)
- Gitlab Ci (+++)
- Go Cd (+)
- Azure Devops (+++)
- Github Actions (++ )
Frameworks, Libraries
- Spring Boot (++)
- Quarkus (+++)
- Gin (+++)
- Echo (++)
- Pandas (++)
- Fastapi (++)
- Jest (+)
- Swagger (+++)
- Pydantic (++)
- Jupyter (++)
- Angularjs (++)
- Reactjs (+)
- Ginkgo (+++)
- Junit (+++)
- Mockito (+++)
- Testcontainers (+++)
- Gomega (+++)
- Httpexpect (+++)
- Testify (+++)
Industries
- Banking
- Insurance
- E-commerce
- Energy
- Media & Entertainment
- Logistics
- Music
- Cybersecurity
- Industrial Iot
- Publishing
- Retail
Methods
- Scrum (+++)
- Kanban (+++)
- Clean Code (+++)
- Tdd (+++)
- Serverless (+++)
- Microservices (+++)
- Domain-driven Design (++)
- Design Pattern (++)
- Event-driven Architecture (+++)
- Entity-relationship Modeling (+++)
Api, Networking, Protocols
- Rest/http (+++)
- Grpc (++)
- Oauth (++)
- Protobuf (++)
- Webrtc (+)
- Cdn (+)
- Api Gateway (+++)
- Load Balancing (+)
- Vpc (++)
Messaging
- Apache Kafka (+++)
- Aws Sns/sqs (++)
- Firebase (+)
- Mqtt (+)
Databases
- Postgresql (++)
- Mysql (++)
- Mongodb (+)
- Cassandra (+)
- Elasticsearch (+++)
- Redis (++)
- Aws Rds (++)
- Aws Dynamodb (++)
Infrastructure As Code
- Terraform (+++)
- Terraform Enterprise (++)
- Open Tofu (+++)
- Env Zero (+++)
- Terratest (++)
- Aws Cdk (++)
- Cloudformation (+)
- Ansible (++)
- Chef (++)
- Argocd (++)
- Vagrant (+)
- Helm (++)
- Kustomize (+)
Tools
- Docker (+++)
- Gnu Make (+++)
- Bash (+++)
- K6 (++)
- Git (+++)
- Maven (+++)
- Sbt (++)
- Gradle (+)
- Swagger/openapi (+++)
- Kerberos (+)
- Confluece/jira (+++)
- Renovate (++)
- Envrc (++)
- Hashicorp Vault (++)
- Taskfile (+++)
- Bruno (+++)
- Alertmanager (++)
- Pagerduty (++)
- Plantuml (++)
Languages
Education
Frankfurt University of Applied Sciences
B. Sc. · Computer Science · Frankfurt, Germany
Certifications & licenses
AWS Developer
Elasticsearch Engineer 2
TDD Workshop with Robert C. Martin
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