Principal Software Engineer scaling Fulfillment IQ’s Zynque integration platform for supply chain logistics. Hardening production systems for enterprise throughput, reliability, and multi-tenant growth.
Responsibilities
Own technical direction and architecture evolution of a live, revenue-generating integration platform
Scale throughput and reliability while customers onboard, including zero-downtime changes to running systems
Harden the platform through tenant isolation, rate limiting, security, and data integrity improvements
Establish observability, SLOs, and incident practices as the customer base grows
Lead performance and capacity work ahead of demand
Raise engineering standards through design reviews and mentorship
Partner with Product to balance platform investment against feature delivery
Identify and retire scaling risks and technical debt before they compound
Build deep command of the codebase and production topology
Ship production changes and document scaling and reliability risks
Deliver major scaling or reliability improvements and establish observability and SLO baselines
Own and execute an enterprise-readiness roadmap with measurable gains in throughput, latency, or stability
Report against platform uptime, reliability, throughput, latency, onboarding velocity, incident frequency, recovery time, and enterprise scalability readiness
Requirements
10+ years building and operating cloud-native backend or platform systems
Experience scaling a production SaaS or data platform through rapid customer growth
Experience with hardening, re-architecture under load, and maturing an early product to enterprise grade
Deep hands-on experience with high-throughput distributed systems
Experience with event streaming or message queues, async processing, idempotency, retries, and backpressure
Strong performance engineering skills, including profiling, load testing, horizontal scaling, and capacity planning
Production reliability ownership, including observability, SLOs, incident management, and fault-tolerant design
Multi-tenant SaaS experience, including tenant isolation and noisy-neighbor problems
Proficiency in Python and JavaScript/TypeScript (Next.js)
Hands-on daily coder with founder-level ownership
Comfortable in low-process, high-ambiguity environments
Experience with an integration platform, ETL/data pipeline product, or API platform (nice to have)
Kafka or similar streaming infrastructure at scale (nice to have)
Supply chain or logistics systems exposure, including WMS, OMS, TMS, or EDI integrations (nice to have)
AI-assisted engineering workflows (nice to have)
Experience shipping AI/LLM-driven capabilities in production, including RAG, generation pipelines, or agentic workflows (nice to have)
Benefits
Comprehensive health and dental coverage for you and your family
Competitive paid time off and flexible leave policies
Retirement savings programs and employer contributions
Co - op Software Developer contributing to full - stack maritime SaaS development at Helm Operations. Building features that support tugboats, ferries, workboats, and global harbor operations.
Senior II Software Engineer enhancing Akamai’s cloud IAM services. Building resilient, regionally deployed software and tools for secure, high - availability performance.
Senior Fullstack Engineer building Grafana Labs’ Real User Monitoring observability platform. Developing scalable telemetry systems, APIs, data - heavy UIs, and real - time debugging experiences.
Senior Fullstack Engineer building Grafana Labs’ real - user monitoring observability platform. Developing scalable telemetry systems, APIs, and data - heavy frontend experiences.
Senior Software Developer building C++ routing, bridging, and failover systems for Solace’s enterprise AI data platform. Developing distributed, real - time messaging infrastructure on Linux.
Junior Software Developer building Java microservices and REST APIs for Solace Cloud's event broker control plane. Supporting React operations tooling, Kubernetes deployments, observability, and AI - native development.
Manufacturing software developer building factory and lab test systems for Ford electronic control units. Debugging C# and TestStand solutions for hardware validation.
Full Stack Developer building Knak’s enterprise email and landing - page creation platform. Developing Vue and TypeScript interfaces, content rendering systems, and platform - specific exports.