Translate business needs into durable systems.
Requirements, architecture and implementation aligned before code grows expensive to change.
A
Intro · Engineering signal
I build reliable public-sector systems with identity, data and delivery discipline.
Full Stack Developer and Systems Analyst working across Java, Spring, .NET, Angular, SQL, AWS and CI/CD for regulated workflows: identity, signature, payments, registry, documents and auditability.
Analyze
Integrate
Build
Deploy
AGE
public administration workflows
Trust
Cl@ve · @firma · payments
Delivery
AWS · Jenkins · Linux
Impact
A developer profile built around outcomes, not noise.
Inspired by dense technical resumes and modern product pages: fewer empty claims, more visible proof, clearer positioning and faster scanning for recruiters or technical leads.
Ship backend, frontend and integrations together.
Java, Spring Boot, REST, SOAP, Angular, JSP/JSF and SQL across enterprise environments.
Make releases reviewable and repeatable.
CI/CD, Docker, Jenkins, AWS, Bash and testing practices that reduce manual risk.
Selected Systems
A cleaner timeline of public-sector and enterprise delivery.
The important story is progression: regulated procedures, research evaluation, integrations, cloud delivery and safer releases.
CMT-GESTIÓN
Telematic platform for tobacco-market authorizations, PVR permits, concessions, payments, registry flows and heterogeneous public-sector roles.
View public portalSexeniosWeb
Electronic research evaluation workflow for applications, evidence, digital identity, electronic signature, evaluator committees, resolution and notification.
View public portalCritical enterprise workflows
Full-stack and DevOps work across systems where reliability, traceability, maintainability and repeatable deployment matter.
Regulated workflowspermissions, registry and formal evidence
Identity and trustCl@ve, certificates and signature flows
Data and documentsSQL, storage, PDFs and audit trails
DeliveryCI/CD, cloud, Linux and release evidence
Capabilities
The engineering capabilities behind the project work.
A practical map of the architecture, integration, data and delivery habits that show up repeatedly across the systems above.
Transactional platforms
Business-critical systems with clear domain boundaries, reliable persistence, migrations, validation, authentication and operational health checks.
Modular backend ecosystems
API-first services, Maven modules, gateway-ready structures, profile-based configuration and integration contracts that can evolve without breaking teams.
Event-driven and automation systems
Separated pipelines for data ingestion, decision logic, risk checks, execution and analytics, connected through message-driven patterns and explicit schemas.
Modern frontend delivery
Fast, maintainable interfaces for dashboards, marketing sites and operational tools, with typed components, responsive layouts and automated UI checks.
.NET web applications
Server-rendered applications with identity, relational data access and pragmatic MVC structure for internal tools and business workflows.
BackendJava · Spring · .NET
FrontendReact · Angular · Astro
DataPostgreSQL · SQL
DeliveryDocker · CI/CD
QualityTests · review · proof
Enterprise Integrations
Cloud, identity and signature flows that make systems useful in the real world.
I design high-demand integrations for real business workflows: APIs, cloud storage, identity, digital signature, automation, audit trails and operational evidence that teams can trust.
Public administration work
Integration context from public administration, identity, payment and cloud work.
Displayed as integration context, not sponsorship.
From a verified user action to a document that can be stored, audited and operated.
The professional layer is not just connecting APIs. It is knowing where trust starts, how signatures are produced, how evidence is preserved and how the system behaves when something fails.
Cl@ve access
AutoFirma
Professional signature
S3 evidence
Cloud and storage
AWS-ready delivery, S3 document storage, secure configuration, logs and health checks for systems that need to scale cleanly.
APIs and data exchange
REST, SOAP, webhooks and third-party services designed with contracts, retries, versioning and operational ownership.
Identity and signature
Cl@ve, certificates, AutoFirma, @firma and professional signature flows for sensitive administrative workflows.
Payments, registry and audit
Payment platforms, electronic registry, PDFs, notifications, traceable events and evidence for formal business processes.
Most requested areas
APIs
Automation
Identity
Cloud storage
Signature
Audit
Technical Stack
The tools I use to build and operate software.
Grouped like a technical capability map, so a lead can quickly understand where I fit in a team.
Backend Core
Frontend UX
Data Performance
DevOps Proof
Contact
Let’s build something reliable.
I am open to Full Stack, Java, Systems Analyst and DevOps-oriented roles. For privacy, professional contact is handled by email first.
Email
moasinbd@gmail.com
Availability
Professional contact by email
Location
Madrid, Spain
GitHub
github.com/Moasinbd