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Thoughtly · 14 hours ago

Senior Software Engineer - Application Development

New York, NY

Full-time

Hybrid

Senior Level

$150K/yr - $225K/yr

7+ years exp

Thoughtly is seeking a Senior Software Engineer - Application Development to join their team. The role involves core application development across a Typescript Node.js server and React front-end, as well as managing deployment and DevOps responsibilities on AWS.

Artificial Intelligence (AI)Software

Responsibilities

Design, build, and maintain production services in Node.js (TypeScript) and Go, with clean contracts to the React Typescript front-end

Work on AWS deployment and operations: ECS/Fargate, EKS, ECR, RDS, DynamoDB, S3, CloudFront, SQS/SNS, IAM; infrastructure as code (Terraform)

Establish and run CI/CD and release management for daily production deployments; improve rollbacks, canaries, and testing

Own performance and reliability for web sockets, eventing, and API throughput at scale; set SLOs and build dashboards/alerts

Partner with the Conversational AI team to productionize LLM-driven features (latency budgets, fallbacks, evaluation hooks)

Collaborate tightly with Product and Customer teams to translate enterprise workflows into robust, secure software

Qualification

Node.jsTypeScriptAWSGoReactCI/CDTerraformDockerMonitoringCollaborationCommunication

Required

7+ years of professional software engineering experience

Deep expertise in Node.js/TypeScript

Practical frontend experience with React

Proven DevOps/Platform chops: Docker, Terraform, CI/CD (GitHub Actions or similar), monitoring/metrics/logging (Grafana/Prometheus/OpenTelemetry, CloudWatch)

Strong systems thinking: concurrency, backpressure, caching, idempotency, failure isolation

Experience shipping and operating large-scale distributed systems

Comfortable with on-call rotations

Startup DNA: bias to action, crisp communication, collaborative and low-ego