Senior AWS & Node.js Software Architect (Remote)

Bluelight Consulting; Mar del Plata; Remote; ARS 135,820,000 - 211,276,000; Full time

Benefits offered by this job

Generous PTO

Flexible hours

Remote-friendly

Education programs

Certifications sponsorship

Job summary

Bluelight Consulting is seeking a senior software architect to lead end-to-end system design for high-performance, low-latency services across AWS. You will define architecture decisions, mentor teams, and ensure robust audit trails, security, and scalable API foundations.

A strong background in PostgreSQL/AuroraDB and RLS is essential. The role requires 8+ years of development experience with 3+ years in architecture-focused duties, plus a Bachelor\'s degree.

Qualifications

• 8+ years professional software development experience, with 3+ years in an architecture-focused role.
• Deep experience designing low-latency service architectures in AWS, including judgment about when distributed components earn their place.
• Experience designing to explicit latency budgets (p95/p99), including synchronous durable commits in hot paths.
• Experience designing audit/evidence systems: append-only event logs, versioned or bitemporal fact models, and deterministic historical replay.
• Experience designing fail-open/fail-closed/degraded-state semantics and outage postures.
• Proven experience architecting secure multi-tenant environments, including tradeoff analysis (RLS vs. schema-per-tenant vs. database-per-tenant).
• Deep experience with PostgreSQL/AuroraDB and Row-Level Security (RLS) at a data-modeling and architecture level.
• Expertise in designing and building scalable RESTful APIs.
• Experience architecting SDK integrations to other services.
• Strong expertise in Node.js, TypeScript, and JavaScript across the stack.
• Experience building capacity models and cloud cost/performance projections (AWS Well-Architected Framework).
• Experience establishing technical standards, conducting architecture and code reviews, and mentoring engineering teams.
• Experience producing architecture documentation, diagrams, and technical decision records (ADRs).
• Experience presenting and defending architecture decisions in client engineering and security reviews.
• Experience working with AI coding assistants as part of daily development.
• Substantial background architecting large, complex systems end-to-end.
• Ability to overlap US business hours.
• Bachelor's degree required.
• Extreme ownership and accountability for deliverables.
• Client-focused dedication to team commitments.
• Best practices knowledge and adherence.
• Strong problem-solving ability and technical leadership skills.
• Positive mindset and can-do attitude.
• Meticulous attention to detail.

Skills

Architecture design

AWS cloud

Node.js

TypeScript

RESTful APIs

Security/multi-tenant

Latency budgeting (p95/p99)

Auditing/evidence systems

ADR documentation

Mentoring engineering teams

Architecture reviews

AI coding assistants

Education

Bachelor's degree

Advanced degree (preferred)

Tools

AWS

PostgreSQL/AuroraDB

Node.js

TypeScript

SDK integrations

Row-Level Security (RLS)

Job description

Bluelight Consulting is seeking a senior software architect to lead end-to-end system design for high-performance, low-latency services across AWS. You will define architecture decisions, mentor teams, and ensure robust audit trails, security, and scalable API foundations.

A strong background in PostgreSQL/AuroraDB and RLS is essential. The role requires 8+ years of development experience with 3+ years in architecture-focused duties, plus a Bachelor\'s degree.