Rizhwan Haja
Software Development Manager | Engineering Manager
@ Joblogic
📍 Birmingham, UK
Over 11 years of experience in software development, delivering over 200 features across diverse products.
Managing 5 teams of 20 developers and 5 QC professionals across different regions.
Successfully delivered tailored solutions for major clients including AXA, Budweiser and NG Bailey,
enhancing field service management and operational efficiency.
💼 Experience
Software Engineering Manager / Integration Lead
Joblogic Service Management Software
Nov 2023 – Present · Birmingham, UK
- Led five global teams across 200+ feature deliveries, significantly enhancing field service management for clients including AXA.
- Reduced cloud expenses by 60% on GCP and Azure through effective infrastructure optimisation.
- Technical guidance, coaching and mentorship for 20 engineers and 5 QC, fostering a high-growth culture with a 15% promotion rate.
- Driven Agile project management using Scrum and Kanban, hitting 90% of roadmap milestones across global teams.
- Improved software quality by enforcing best practices, reducing post-release defects by 25% and enhancing release frequency by 40%.
- Collaborated with cross-functional stakeholders to align product strategies with core business objectives.
Technical Lead
Joblogic Service Management Software
Apr 2020 – Oct 2023 · Birmingham, UK
- Provided technical guidance to business analysts and coached developers, reducing rework by 20%.
- Led R&D and implementation of feature flags and data warehousing, improving internal tool performance by 30%.
- Migrated TFS repositories to Git, saving 40% of development time and modernising source control practices.
- Enhanced SSIS ETL packages and guided codebase improvements, reducing technical debt and improving maintainability.
- Implemented system monitoring, boosting incident response and system uptime.
Software Engineer
Cappfinity
Mar 2019 – Mar 2020 · Birmingham, UK
- Designed and implemented 5+ new middleware API integrations, reducing data transfer errors by 30%.
- Maintained and enhanced legacy ATS middleware, improving system uptime from 95% to 99%.
- Developed, supported and maintained 10+ features for Assessment and ATS products.
- Mentored 2 junior software engineers through structured code reviews and guidance.
Software Developer
Joblogic Service Management Software
Oct 2014 – Mar 2019 · Birmingham, UK
- Developed and contributed to the main web application.
- Designed two key features — dashboards and mobile forms — enabling users to build their own without manual coding.
- Conducted software testing, analysis, coding and documentation to ensure quality and reliability.
- Handled customer requests, troubleshooting and urgent feature releases under tight deadlines.
🛠️ Skills
Languages & Frameworks
C#
.NET Core 8
.NET Framework 4.5
ASP.NET Web API
ASP.NET MVC
JavaScript
TypeScript
React
Vue JS
Blazor
Python
FastAPI
Architecture & Design
REST APIs
Microservices
Event-Driven Architecture
Domain-Driven Design (DDD)
Clean Architecture
DevOps & CI/CD
Azure DevOps
GitHub Actions
CI/CD Pipelines
Docker
Containerisation
Release Automation
Octopus Deploy
Cloud
Azure App Service
Azure Functions
Azure Service Bus
Azure Event Grid
Azure Cosmos DB
Azure SQL
Azure Redis Cache
Azure Cognitive Search
Azure App Config
Application Insights
GCP Compute Engine
AI Tools
Claude Code
Gemini CLI
GitHub Copilot
N8N
Flowise
🎓 Education
B.Sc. Computer Science
Birmingham City University
Sep 2011 – Jul 2014 · Birmingham, UK
National Diploma — Software Development
Solihull College & University Centre
Sep 2009 – Jul 2011 · Solihull, UK