Staff Software Engineer, Financial Systems Architecture (Olivos)

About Command|Link Command|Link is a global SaaS Platform providing network, voice services, and IT security solutions, helping corporations consolidate their core infrastructure into a single vendor and layering on a proprietary single pane of glass platform. Command|Link has revolutionized the IT industry by tackling the problems our competitors create. In recognition for our unprecedented innovation and dedication, Command|Link was recognized as the SD-WAN Product of the Year, ITSM Visionary Spotlight, UCaaS Product of the Year, NaaS Product of the Year, Supplier of the Year, and the AT&T; Strategic Growth Partner. Command|Link has built the only IT platform for scale that solves ISP vendor sprawl and IT headaches. We make it easy for our customers to get more done, maximize uptime and improve the bottom line.

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This is a 100% remote position.

About Your New Role We are not looking for a maintenance engineer. We are seeking a Staff Software Engineer to act as the primary architect for our next‑generation financial platform. Our goal is to decommission a legacy PHP monolith and replace it with a modern, high‑performance, and resilient service‑oriented architecture (SOA) capable of handling billions of global transactions with 100% accuracy.

You will be the technical lead for our billing, license management, and revenue recognition systems—the core engines of our business. This role is about more than just refactoring; it is about engineering the distributed systems primitives that ensure every invoice, payment, and reconciliation is reliable, auditable, and secure at a general scale.

Key Strategic Responsibilities
- System Re‑Architecture: Lead the transition from a monolithic legacy stack to a modern SOA using the Strangler Fig pattern, ensuring zero downtime and complete data parity.
- Engineering for Financial Integrity: Design and implement robust idempotency patterns and distributed locking mechanisms to ensure exactly once processin Postúlate en Kit Empleo: kitempleo.com.ar/empleo/q6hue