
Md Matiul Alam
Full Stack Java Developer, Cloud and DevOps Expert
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Portfolio
Werkervaring
Engineering Manager (Java & CloudOps)
BJIT LTD. • Fulltime
Dec 2020 - Oct 2025 • 4 yrs 10 mos
Supervised the AWS Cloud Migration Team and successfully led the migration of Valmet Corporation’s Product Data Management System (Finland) to AWS, ensuring cloud security and cost best practices. ▪ Designed AWS architecture with VPC, EC2, RDS, S3, CDN, ASG, IAM, CloudFormation for secure, scalable deployments. ▪ Built IaC using Terraform/CloudFormation; automated pipelines with Terragrunt & GitLab for reproducibility. ▪ Delivered backend CI/CD via GitLab, ArgoCD, Docker, Kubernetes, embedding DevSecOps scans & policy enforcement. ▪ Delivered frontend CI/CD deploying static artifacts to S3 and distributing globally via CloudFront. ▪ Integrated SonarQube (SAST) & OWASP ZAP (DAST) for vulnerability detection. ▪ Migrated on‑prem data to RDS/S3 with encryption, integrity, minimal downtime.
BJIT LTD.
Fulltime • 5 yrs 3 mos
Lead Engineer | Full Stack (Java, Spring Boot, React)
Dec 2018 - Dec 2020 • 2 yrs
Spearheaded the Fullstack Development and Maintenance Team of Valmet Corporation’s Product Data Management System (Finland). ▪ Led a cross‑functional team developing and maintaining TVC and React‑based frontend/backend web services for PDM. ▪ Defined project scope, prepared estimation reports, and planned release cycles for enhancements. ▪ Conducted code reviews, managed pull requests, and maintained CI/CD pipelines to ensure standards and timely deployments. ▪ Ensured security with Spring Security for authentication/authorization and HashiCorp Vault for secret management. ▪ Established monitoring with Istio, CloudWatch, Prometheus, Grafana to ensure health, availability, and SLA compliance. ▪ Performed root cause analysis, applied corrective actions, and implemented preventive measures. ▪ Prepared functional specifications, user manuals, and release documentation.
Senior Software Engineer | Full Stack (Java, Spring Boot, React)
Sep 2015 - Dec 2018 • 3 yrs 3 mos
Feature Development and Maintenance of Product Data Management System – Valmet Corporation, Finland. ▪ Developed backend business processes including production notification tracking, item structure validation, and engineering BOM change. ▪ Defined project scope, prepared estimation reports, and planned release cycles for PDM system enhancements. ▪ Designed and implemented RESTful web services to enable seamless data exchange between PDM, Infor‑LN ERP, and other enterprise platforms. ▪ Established a dedicated batch processing server to handle large data transfers efficiently and securely. ▪ Implemented scheduled tasks for automated data updates and status synchronization. ▪ Integrated Single Sign‑On (SSO) authentication into the PDM system to enhance security and user experience.