Software Architect – AWS & Node.js (Remote, Latin America)

About the role

Bluelight is seeking an experienced Software Architect to lead the design of high‑performance, low‑latency services on AWS. This remote position serves clients across the United States and Latin America, offering the chance to shape complex, multi‑tenant systems while collaborating with a fast‑growing consultancy.

Key responsibilities

• Design and implement low‑latency service architectures on AWS, including queues, caches, and search projections.
• Define explicit latency budgets (p95/p99) and ensure synchronous durable commits for hot paths.
• Architect audit and evidence systems such as append‑only event logs and deterministic historical replay.
• Create fail‑open, fail‑closed, and degraded‑state semantics and define outage postures.
• Develop secure multi‑tenant environments with trade‑off analysis (RLS, schema‑per‑tenant, database‑per‑tenant).
• Produce architecture documentation, diagrams, and technical decision records (ADRs).
• Conduct architecture and code reviews, mentor engineering teams, and present decisions to client security reviews.

Required profile

• 8+ years of professional software development experience, including 3+ years in an architecture‑focused role.
• Proven ability to design large, complex end‑to‑end systems.
• Experience presenting and defending architectural decisions to technical and security stakeholders.
• Strong analytical skills for capacity modeling and cloud cost/performance projections.

Required skills

• AWS (including Well‑Architected Framework)
• Node.js, TypeScript, JavaScript
• PostgreSQL / AuroraDB with Row‑Level Security
• Design of scalable RESTful APIs
• SDK integration architecture
• Capacity modeling and cloud cost/performance analysis
• Architecture documentation, diagrams, ADRs

What we offer

• Remote work with flexibility across Latin America.
• Collaborative environment focused on continuous learning and professional growth.
• Opportunity to work on challenging, market‑leading projects for a diverse client base.