Application Migration & Modernisation Specialist - AWS

Alam Capital Bhd; Kuala Lumpur; On-site; MYR 180,000 - 320,000; Full time

Job summary

Alam Capital Bhd is seeking an experienced Application Migration & Modernisation Specialist - AWS to lead complex migrations from on-premises to AWS and to modernise legacy apps into cloud-native architectures. The role demands hands-on AWS delivery, containerisation with Docker/Kubernetes, and strong IaC expertise.

You will design scalable AWS solutions, manage migration waves, and implement secure, observable cloud environments while collaborating with cross-functional teams in Kuala Lumpur.

Qualifications

• 7–12+ years of IT/application engineering experience.
• Minimum 3–5 years hands-on AWS experience.
• Proven experience delivering enterprise AWS migration and modernisation projects.
• Hands-on production migration experience from on-premises to AWS.
• Strong understanding of legacy, three-tier, web, API, microservices and cloud-native architectures.
• Strong knowledge of AWS compute, networking, storage, databases, security and migration services.
• Experience with rehosting, re-platforming, refactoring and cloud-native modernisation.
• Hands-on experience with Docker, Kubernetes/EKS, CI/CD, Git and Infrastructure as Code.
• Strong understanding of Linux and/or Windows environments, IAM, encryption, networking and cloud governance.
• Ability to troubleshoot complex migration issues.

Responsibilities

• Assess legacy, on-premises and cloud apps for AWS migration readiness.
• Define migration strategies using the 7Rs: Retain, Retire, Rehost, Relocate, Repurchase, Replatform, Refactor.
• Develop migration waves, sequencing, and cutover plans.
• Execute end-to-end migrations to AWS and perform post-migration validation.
• Design secure, highly available AWS architectures and ensure governance.
• Implement or enhance CI/CD pipelines and IaC practices.

Skills

AWS migration

Cloud architecture

CI/CD practices

Problem solving

Linux/Windows

Tools

Docker

Kubernetes/EKS

Git

Terraform

AWS CloudFormation

AWS CDK

Job description

Application Migration & Modernisation Specialist - AWS

Key Responsibilities - Application Assessment & Migration

• Assess legacy, on-premises and existing cloud applications for AWS migration readiness.
• Conduct application discovery, dependency mapping, technical assessment and migration complexity analysis.
• Define migration strategies using the 7Rs: Retain, Retire, Rehost, Relocate, Repurchase, Replatform and Refactor.
• Develop migration waves, sequencing, implementation plans, cutover plans, rollback procedures and migration runbooks.
• Identify technical risks, application dependencies, downtime requirements and remediation actions.
• Execute and support end-to-end production application migrations to AWS, including post-migration validation, optimisation and stabilisation.

Application Modernisation

• Modernise monolithic and legacy applications into modular, microservices or cloud-native architectures.
• Refactor and re-platform applications for AWS; modernise runtimes, frameworks, middleware and integration patterns.
• Design containerised solutions using Docker, Amazon ECS and Amazon EKS.
• Implement serverless patterns using AWS Lambda where technically appropriate.
• Modernise integrations using REST APIs, API Gateway, messaging and event-driven architectures.
• Improve scalability, resilience, maintainability, security, observability and application performance.

AWS Architecture & Engineering

• Design secure, highly available, resilient and scalable AWS application architectures.
• Hands-on experience with Amazon EC2, ECS, EKS, Lambda, RDS/Aurora, S3, VPC, Elastic Load Balancing, CloudFront, Route 53 and CloudWatch.
• Strong working knowledge of AWS IAM, Secrets Manager, Systems Manager, Migration Hub and AWS Application Migration Service.
• Design backup, disaster recovery and business continuity solutions on AWS.
• Apply AWS Well-Architected Framework principles across security, reliability, performance, operational excellence and cost optimisation.

Database & Data Migration

• Assess application database dependencies and define database migration approaches.
• Support migrations involving Oracle, SQL Server, PostgreSQL, MySQL, DB2 and other enterprise database platforms.
• Modernise workloads toward Amazon RDS, Amazon Aurora and other appropriate AWS managed database services.
• Use AWS Database Migration Service (AWS DMS) and related migration tooling where applicable.
• Perform migration validation, reconciliation, performance testing and production readiness checks.

DevOps, Automation & Security

• Implement or enhance CI/CD pipelines for migrated and modernised applications.
• Use Infrastructure as Code with Terraform, AWS CloudFormation and/or AWS CDK.
• Automate infrastructure provisioning, application deployment and configuration management.
• Embed security controls into the software delivery lifecycle and apply DevSecOps practices.
• Implement logging, monitoring, alerting and observability using AWS CloudWatch and relevant enterprise tooling.

Mandatory Requirements

• 7-12+ years of overall IT/application engineering experience.
• Minimum 3-5 years of hands-on AWS experience is mandatory.
• Proven experience delivering enterprise application migration and modernisation projects on AWS is mandatory.
• Hands-on production migration experience from on-premises environments to AWS.
• Strong understanding of legacy, three-tier, web, API, microservices and cloud-native application architectures.
• Strong knowledge of AWS compute, networking, storage, databases, security and migration services.
• Experience with application rehosting, re-platforming, refactoring and cloud-native modernisation.
• Hands-on experience with Docker, Kubernetes/EKS, CI/CD, Git and Infrastructure as Code.
• Strong understanding of Linux and/or Windows application environments, IAM, encryption, networking and cloud governance.
• Ability to troubleshoot complex application, infrastructure, database and migration issues.

Preferred Technical Experience

• Application stacks: Java, .NET/.NET Core, Python, Node.js and Spring Boot.
• Databases: Oracle, SQL Server, PostgreSQL, MySQL and DB2.
• DevOps: Jenkins, GitLab CI/CD, GitHub Actions and AWS CodePipeline.
• Integration: REST APIs, API Gateway, Kafka, Amazon MSK, SQS, SNS and EventBridge.
• Observability: CloudWatch, OpenTelemetry, ELK and Grafana.

AWS Certifications - Preferred

• AWS Certified Solutions Architect - Associate or Professional.
• AWS Certified DevOps Engineer - Professional.
• Candidates without certification must demonstrate substantial hands-on AWS migration and modernisation delivery experience.
• Application discovery and dependency assessment; migration readiness assessment; 7R classification and migration strategy.
• AWS target architecture and migration wave plan; technical design and remediation plan.
• Migration runbook; cutover and rollback plan; database migration and infrastructure automation.
• Performance, security and production readiness validation; hypercare and stabilisation.
• Architecture, deployment, operational and knowledge-transfer documentation.

KRA / KPI

• Migration Delivery: Applications migrated within approved scope, schedule and quality targets.
• Migration Success: Target of ≥98% successful production migrations without critical rollback.
• Availability: Meet agreed SLA and resilience targets during and after migration.
• Security: Zero unresolved critical security findings at production go-live.
• Automation: Infrastructure and deployments automated wherever technically feasible.
• Quality: Minimal production incidents, unplanned downtime and migration-related defects.
• Documentation: Complete technical, architecture, migration, operational and handover documentation.