Marlyn Elismar Pimentel Martínez
Santo Domingo,República Dominicana
Summary
Senior Software Engineer and Tech Lead with experience building and scaling fintech, identity, intelligent automation, and enterprise software platforms across startup and B2B environments. Strong background in backend architecture, mobile development, AI-enabled systems, cloud infrastructure, and end-to-end product delivery. Proven ability to design systems from scratch, lead technical execution, support production-critical platforms, and collaborate closely with business and product stakeholders in payments, KYC, automation, and enterprise integrations.
Overview
5
5
years of professional experience
1
1
Certification
Work History
Senior Software Engineer
Pagadito Group
01.2024 - Current
- Joined Pagadito following the acquisition of a fintech platform I helped build and continued supporting its growth within a larger regional payments organization.
- Contribute to the evolution, scalability, and regional expansion of digital payment platforms and related financial technology solutions.
- Work across backend, mobile, infrastructure, DevOps, and platform architecture to support product growth and operational reliability.
- Collaborate closely with business and product stakeholders in planning, implementation, and technical execution of fintech and healthcare-related initiatives.
- Act as both technical lead and product-oriented contributor across multiple projects, applying experience in payments, automation, integrations, and AI-enabled workflows.
- Support modernization and expansion efforts for platforms operating in regulated and transaction-heavy environments.
Senior Magic Engineer – Full Stack AI Systems Architect
Tagshelf
01.2021 - Current
- Progressed from Software Engineer to Tech Lead while remaining hands-on across backend, mobile, infrastructure, integrations, and AI-enabled systems.
- Designed, implemented, deployed, and maintained B2B platforms for enterprise clients in fintech, healthcare, and logistics.
- Built and evolved systems focused on identity-related workflows, intelligent document processing, conversational automation, and data-driven operational tools.
- Led a team of 4 engineers, collaborating with project management on technical planning, estimation, task allocation, and delivery execution.
- Owned architecture design, core backend development, and mobile implementation, while also supporting frontend integrations and DevOps initiatives.
- Worked across distributed systems and scalable service-based architectures supporting secure, high-volume processing workflows.
- Contributed to AI and machine learning initiatives involving OCR, NLP, computer vision, document understanding, LLM-based extraction, RAG, and agentic AI workflows.
- Integrated internal platforms with enterprise and third-party systems through API-based, messaging, and automation-driven approaches.
- Supported onboarding of enterprise clients in short implementation cycles and participated in client-facing technical discussions, support, and requirement gathering.
- Served as on-call engineer for infrastructure and production incidents, resolving bugs, operational issues, and platform failures across multiple systems.
Lead Software Engineer
Yoyo
01.2022 - 01.2024
- Built core backend and mobile capabilities for merchant-facing financial operations and payment-related experiences.
- Designed and implemented fraud and risk-control mechanisms to detect suspicious patterns and automatically apply transactional and account-level restrictions.
- Integrated the platform with multiple payment processing providers and supported the end-to-end technical operation of the business.
- Served as the company’s primary engineering resource, owning backend, mobile, infrastructure, architecture, and execution.
- Grew into the role of Lead Software Engineer and became a technical partner in the startup.
- Helped build the platform that was later acquired by Pagadito.
Software Engineer
Yoyo
01.2021 - 01.2022
- Joined an early-stage fintech startup focused on helping microbusinesses and entrepreneurs accept card payments through lightweight merchant-facing tools.
- Took ownership of rebuilding the company’s technical foundation after inheriting an earlier external implementation that no longer aligned with business needs.
- Redesigned and rebuilt the platform architecture to support payment collection workflows, merchant operations, transaction visibility, and internal operational processes.
Education
Ingeniería - Ingenieria De Sistemas
Universidad Adventista Dominicana (UNAD)
Ingeniería - Software Engineering
Universidad Adventista Dominicana (UNAD)
English Immersion Program - undefined
Universidad Nacional Evangélica
Técnico - Administración De Centro De Cómputos
Centro De Estudios Dominicanos (CEDOMI)
Técnico - Digitación de Computadoras
Centro De Estudios Dominicanos (CEDOMI)
Skills
- Team Leadership
- Artificial Intelligence (AI)
- NoSQL
- SaaS Development
- NET Core
- Databases
- Full-Stack Development
- Machine Learning
- Electronic Payments
- Programming languages
- Web application development
- Amazon web services
- Project leadership
- Microservices architecture
- API development experience
- Development lifecycles
- Build releases
- Oral and written communications
- Database programming
Certification
- Microsoft Technologies Associate (MTA)
- Issued Sep 2023
Languages
Spanish
Native or Bilingual
English
Professional Working
Timeline
Senior Software Engineer
Pagadito Group
01.2024 - Current
Lead Software Engineer
Yoyo
01.2022 - 01.2024
Senior Magic Engineer – Full Stack AI Systems Architect
Tagshelf
01.2021 - Current
Software Engineer
Yoyo
01.2021 - 01.2022
English Immersion Program - undefined
Universidad Nacional Evangélica
Técnico - Administración De Centro De Cómputos
Centro De Estudios Dominicanos (CEDOMI)
Técnico - Digitación de Computadoras
Centro De Estudios Dominicanos (CEDOMI)
Ingeniería - Ingenieria De Sistemas
Universidad Adventista Dominicana (UNAD)
Ingeniería - Software Engineering
Universidad Adventista Dominicana (UNAD)