Senior Solution Architect — Low-Latency Systems Leader

Fulcrum Digital; Ciudad de México; On-site; MXN 900,000 - 1,500,000; Full time

Job summary

Fulcrum Digital is expanding its Core Engineering practice into Mexico City and seeks a Solution Architect to own the technical direction of a high-volume, low-latency system. You will mentor a growing local team and partner with client leadership to establish the engineering presence in Mexico City.

This leadership role emphasizes hands-on architecture over people management, with long-term ownership and commitment to delivering scalable, reliable solutions for mission-critical workloads.

Qualifications

• 5–7+ years of hands-on Java experience (5+ years minimum, 7+ preferred).
• 5–7+ years of hands-on Oracle experience.
• Proven experience with high-volume, low-latency systems.
• Strong understanding of data consistency challenges in distributed/high-throughput environments.
• Experience with switching/transaction-processing systems.
• Demonstrated architectural leadership with mentorship; people management not required.
• Strong, stable tenure history with long-term impact.
• Willingness to train and grow junior/mid-level developers joining the team.

Responsibilities

• Own the architecture and technical direction for a high-volume, low-latency, transaction-processing environment.
• Design for strong data consistency in a distributed, high-throughput system.
• Lead and mentor developers on best practices, code quality, and system design—without formal people-management duties.
• Partner with the client to help establish and grow their new Mexico City engineering presence.
• Take long-term ownership of the project, staying engaged through implementation and beyond to see the results of architectural decisions play out.

Tools

Java

Oracle

Job description

Fulcrum Digital is expanding its Core Engineering practice into Mexico City and seeks a Solution Architect to own the technical direction of a high-volume, low-latency system. You will mentor a growing local team and partner with client leadership to establish the engineering presence in Mexico City.

This leadership role emphasizes hands-on architecture over people management, with long-term ownership and commitment to delivering scalable, reliable solutions for mission-critical workloads.