Registry · PA-BCD305

Senior Backend Engineer, .NET, Java and SQL Server

Fifteen years analyzing, designing and building systems for social security, banking, government finance and manufacturing. C# and ASP.NET, Java and Spring Boot, with the business logic in SQL Server, Sybase, PostgreSQL or MariaDB stored procedures. Starts where there are no written requirements and leaves a baseline the client signs.

Availability

Available nowProfiles presented within 48 hours

Seniority

Senior ยท 15 years

Stack

.NETC#AspnetJavaSpring BootSQL ServerPostgreSQLMariadbSybaseRESTSoapSsrs

Languages

Spanish (native)English (B1)
  1. 2025 to 2026 Analyst-Programmer and Project Lead ERP SaaS providerOct 2025 to Jul 2026
    • Designed a free-trade-zone customs and inventory module from the client process manual, with no written requirements at the start.
    • Wrote the scope and requirements baseline the client validated and signed, ending months of scope ambiguity.
    • Built the approval workflows and a staged bulk-load process in MariaDB stored procedures, and ran UAT with auditors.
  2. 2024 to 2025 Analyst-Programmer and Project Lead internet and telecommunications company (Nicaragua)Dec 2024 to Apr 2025
    • Led a team of 4 that updated more than 10,000 devices on a confidential project, with twice-daily 100% batch validation.
    • Maintained a custom desktop ERP and a C# inventory web app on SQL Server, and designed its move to an N-tier API architecture.
  3. 2023 to 2024 Senior Functional Analyst government financial-management software companySep 2023 to Jul 2024
    • Wrote technical specifications for a government resource-planning system in Java over SQL Server and Oracle, with a distributed team in Portugal.
    • Ran UAT and SIT and tracked defects through regression testing.
  4. 2022 to 2023 Analyst-Programmer commercial bank (Nicaragua)Oct 2022 to Aug 2023
    • Implemented a new zero-interest credit purchase product in Sybase stored procedures and tables.
    • Updated BI ETL packages and ran UAT and SIT for each release of the core banking system.
  5. 2011 to 2022 Systems Integrator and Integration Architect national social security instituteSep 2011 to Sep 2022
    • Moved payroll slip generation (3,000+ per pay period) to a server-side C# web service with SSRS, cutting it from almost 4 hours to 45 minutes.
    • Led from scratch a production-formula and order system for an ISO manufacturer on Java 8, Spring Boot and PostgreSQL, integrated with the Adempiere ERP.
    • Built REST APIs that disable Active Directory accounts of absent or terminated employees.
  6. 2011 to 2011 Analyst-Programmer (consultant) commercial bank (Nicaragua)Jan 2011 to Jul 2011
    • Built nationwide teller payments for utility bills, designing two SOA web services in C# that routed every branch through the single connection the utility allowed.

Want PA-BCD305 on your team?

Tell us about the role. We present the profile within 48 hours.

Request this profile

Why does this engineer carry a code instead of a name?

Policy: the code protects the engineer and keeps your systems free of our signature. Everything you can verify is on this page; the name comes later in the deal, off platform. More in the FAQ.