Available to hire
Hi, I’m Arshveer Singh, a software developer with 4+ years of experience designing and deploying scalable distributed systems using Java, Spring Boot, and microservices. I have independently built and launched Roslo Watersports, a production-grade SaaS platform, demonstrating strong product ownership and an entrepreneurial mindset.
I enjoy solving complex backend and DevOps challenges, containerizing workloads with Docker and Kubernetes, and delivering reliable RESTful APIs and data pipelines. I thrive across the full software development lifecycle, collaborating with cross-functional teams to turn ideas into robust, production-ready solutions.
Skills
Experience Level
Expert
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Intermediate
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Language
English
Fluent
Work Experience
CIS Support Consultant at NS Health
August 1, 2025 - PresentCollaborated with backend developers and clinical teams to diagnose and resolve application failures in mission-critical Clinical Information Systems, reducing downtime and improving platform stability. Validated data pipelines between CIS platforms, patient monitoring devices, and reporting tools, identifying and resolving data discrepancies that impact clinical accuracy. Automated workflow documentation by authoring structured Flash Reports, accelerating knowledge transfer and reducing repeated escalations. Validated data integrity across CIS, patient monitoring devices, and reporting systems using SQL queries. Logged, tracked, and triaged defects using Jira, providing clear reproduction steps and impact analysis. Investigated, reproduced, and escalated application bugs with detailed documentation, streamlining the defect resolution process for backend development teams.
Backend Engineer at Hertz
January 1, 2022 - July 1, 2025Architected and deployed scalable backend systems using Java and Spring Boot, powering reservation management, fleet availability, and customer booking workflows for a high-traffic car rental platform. Designed and maintained RESTful APIs with Java, enabling seamless communication between frontend clients and backend services with high reliability and low latency. Implemented Stripe webhook event handling to automate post-payment workflows including booking confirmation, receipt generation, and fleet availability updates, ensuring real-time synchronization between payment events and backend reservation state. Containerized backend services using Docker and orchestrated multi-service deployments with Kubernetes, improving scalability and environment consistency across dev, staging and production. Built and maintained CI/CD pipelines using GitHub Actions and Jenkins, automating build, test and deployment workflows to ensure test execution on every build. Authored comprehensive unit and i
Technical Support Specialist at Rogers
January 1, 2011 - December 1, 2021Resolved Tier-1 and Tier-2 technical incidents across systems, networks, and customer platforms, maintaining high service availability and customer satisfaction. Diagnosed and mitigated system outages and service interruptions through log analysis and structured troubleshooting methodologies. Configured and supported TCP/IP, DNS, DHCP, VLAN, and subnetting environments, contributing to stable and secure network infrastructure. Supported customers and internal agents via phone, email, and chat. Troubleshot and resolved failures across routers, switches, firewalls, and access points, minimizing network disruption for enterprise and consumer clients. Produced detailed escalation documentation that reduced resolution time and decreased repeat incident rates across support tiers.
Education
Computer Programming Diploma at Seneca Polytechnic, Newnham, ON
January 11, 2030 - May 16, 2026Computer Programming Diploma at Seneca Polytechnic
January 11, 2030 - May 16, 2026Qualifications
CompTIA A+
April 1, 2024 - May 16, 2026AWS Certified Cloud Practitioner
July 1, 2025 - May 16, 2026CompTIA A+
April 1, 2024 - May 16, 2026AWS Certified Cloud Practitioner
July 1, 2025 - May 16, 2026Industry Experience
Software & Internet
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
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Expert
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Expert
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Intermediate
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