Staff Software Engineer, Workflows Platform jobs in United States
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Lumos · 5 months ago

Staff Software Engineer, Workflows Platform

positionUnited States
timeFull-time
remoteRemote
senioritySenior Level
money$190K/yr - $240K/yr
date5+ years exp

Lumos is a fast-growing startup focused on solving app and access management challenges through a unified platform. They are seeking a Staff Software Engineer to lead the design and implementation of their Workflows & Notifications Platform, building critical infrastructure for real-time messaging and task orchestration.

CollaborationIdentity ManagementInformation TechnologySecuritySoftware
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H1B Sponsor Likelynote

Responsibilities

Lead the development and enhancement of Lumos’s event-driven notifications and workflow orchestration systems, ensuring they are scalable, extensible, and reliable across core identity governance features like access reviews and JIT approvals
Own and evolve the core architecture for multi-channel messaging, including delivery routing, retry strategies, escalation paths, and message templating with support for localization and personalization
Partner with product and engineering teams to design developer-friendly APIs and contracts for triggering, previewing, and managing user-facing messages and workflow states
Implement infrastructure and tooling to support observability, auditing, and delivery guarantees, enabling teams to confidently build on top of the messaging and workflow layers
Collaborate with platform and infra teams to ensure seamless integration with identity workflows, system events, and service boundaries—prioritizing fault tolerance, idempotency, and high throughput
Build and maintain internal tooling, CLIs, and reusable abstractions that empower other engineers to quickly compose, test, and deploy communication workflows without deep platform knowledge
Drive systemic improvements in workflow lifecycle management, including support for delayed tasks, time-based escalations, approval state machines, and SLA-bound execution paths

Qualification

Event-driven systemsWorkflow orchestrationAsynchronous architecturesBackend developmentMulti-channel messagingAPI designComplianceGovernanceSystems thinkingCuriosityCollaboration

Required

5+ years of experience as a backend or platform engineer, with direct experience building event-driven systems, workflow orchestration, or notifications infrastructure
Deep knowledge of asynchronous architectures, including message queues, state machines, and tools like Celery, Kafka, Temporal, or Step Functions
Strong backend development skills in Python, Go, or TypeScript, with a focus on clean API design, testability, and observability
Hands-on experience building multi-channel messaging systems (Slack, email, in-app), including support for templating, delivery retries, and channel fallbacks
Familiarity with compliance and governance use cases (e.g., audit trails, access reviews, escalation policies) and how workflows support visibility and traceability at scale
A track record of designing developer platforms, internal tools, or infrastructure that improves velocity, reliability, and reusability across teams

Benefits

Remote work culture (+/-4 hours Pacific Time)
Medical, Vision, & Dental coverage covered by Lumos
Company and team bonding trips throughout the year fully covered by Lumos
Optimal WFH setup to set you up for success
Unlimited PTO, with minimum time off to make sure you are rested and able to be at your best
Up to 16 weeks for expecting parents
Wellness stipend to keep you awesome and healthy
401k matching plan

Company

Lumos

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Lumos is a tech company that develops unified access platforms for IT and security teams to manage app and data access.
dateFounded in 2020
location
San Francisco, California, USA
people-size51-200 employees
web-link
https://www.lumos.com/

H1B Sponsorship

Lumos has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (2)
2024 (2)
2023 (2)
2021 (2)
2020 (2)

Funding

Current Stage
Growth Stage
Total Funding
$65M
Key Investors
Scale Venture PartnersAndreessen Horowitz
2024-05-23Series B· $35M
2022-05-03Series A· $30M

Leadership Team

A
Andrej Safundzic
Co-Founder, CEO, Alchemist
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L
Leo Mehr
Co-Founder
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Recent News

Business Wire
Un-carrier Unwrapped 2025
2025-12-24
PR Newswire
Lumos Launches Industry-First Agentic User Access Reviews, Moving Towards Autonomous Identity Governance
2025-12-09
Morningstar.com
T-Mobile Delivers Record Customer Growth, Fueled By Widening Differentiation and Focus on Durable and Profitable Financial Growth, Raises Guidance Across the Board
2025-10-23
Company data provided by crunchbase