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Crusoe

Staff Engineer, Command Center Insights & Actions

CrusoeSan Francisco, CA

Staff Engineer owning detection systems for Crusoe's Command Center platform. Defines heuristics, thresholds, and anomaly detection rules that translate infrastructure telemetry into actionable signals. Ships production features in Go/Rust/C++/Java with 5+ years experience.

210k – 255k/yr
On-site5+ YOEBackend Engineering
ezCater

Staff Software Engineer, Finance Technology

ezCaterBoston, MA

Staff Engineer leading architecture and multi-quarter initiatives for ezCater's Finance Technology platform, focusing on payment processing, payouts, invoicing, and tax systems. Requires 8+ years backend experience and deep expertise in payment systems and providers.

184k – 232k/yr
Remote8+ YOEBackend Engineering
Reddit

Staff Backend Engineer

RedditUnited States

Lead backend engineering efforts for Reddit's Safety and Moderation tools, driving architecture, technical strategy, and mentoring engineers on a fully remote team. Requires 8+ years experience with Go/Python/Rust/Ruby and API design.

217k – 304k/yr
Remote8+ YOEBackend Engineering
Parallel

Member of Technical Staff, Retrieval & Indexing

ParallelUnited States

Build and operate large-scale web indexing systems including corpus selection, searchable structures, quality/freshness models, and low-latency query serving. Requires deep expertise in information retrieval and distributed systems.

150k – 300k/yr
On-site7+ YOEBackend Engineering
Airbnb

Senior Staff Engineer, Communication & Connectivity

AirbnbUnited States

Senior technical IC focused on backend architecture and AI technologies for Airbnb's communication and connectivity platform. Partners with senior leaders and contributes code while providing technical leadership across teams.

248k – 310k/yr
Remote12+ YOEBackend Engineering
Reddit

Senior Software Engineer, Core Platform

RedditNew York, NY

Senior engineer on Reddit's Core Platform team building and scaling high-throughput APIs and media services. Requires 5+ years with large-scale distributed systems, Golang or Python, and media delivery expertise.

191k – 267k/yr
Remote5+ YOEBackend Engineering
Reddit

Senior Software Engineer, Core Platform

RedditChicago, IL +2

Senior engineer on Reddit's Core Platform team building and scaling high-throughput APIs and media services. Requires 5+ years with large-scale distributed systems, Golang or Python experience, and media delivery expertise.

191k – 267k/yr
Remote5+ YOEBackend Engineering
Huntress

Principal Software Engineer, SOC Experience

HuntressUnited States

Principal Software Engineer leading the SOC Experience team building systems for human-led security operations at scale. Focus on investigative workflows, workflow automation, agentic AI capabilities, and operational tooling.

215k – 240k/yr
Remote15+ YOEBackend Engineering
Fivetran

Senior Software Engineer

FivetranOakland, CA

Senior Software Engineer building scalable distributed data pipelines and enterprise features. Focus on performance engineering, data security, and cluster orchestration using Java, cloud platforms, and Kubernetes.

175k – 210k/yr
Hybrid5+ YOEBackend Engineering
DAT Freight & Analytics

Staff Backend Software Engineer

DAT Freight & AnalyticsDenver, CO

Lead design and delivery of large-scale Node.js backend services and microservices on AWS. Own Tier-1 marketplace systems, mentor engineers, drive architecture and operational excellence.

172k – 223k/yr
Hybrid10+ YOEBackend Engineering
Chime

Software Engineer, Financial Platform

ChimeNew York, NY +2

Build and maintain a new financial platform powering core banking services. Design, develop, and deploy secure, scalable backend infrastructure and APIs using Go with 4+ years of experience.

133k – 184k/yr
Hybrid4+ YOEBackend Engineering
Launchdarkly

Backend Engineer, Flag Delivery

LaunchdarklyUnited States

Backend engineer building and operating real-time flag delivery services at scale. Requires 5+ years production backend experience, strong Go/Java/Rust skills, distributed systems knowledge, and demonstrated AI fluency in engineering work.

146k – 235k/yr
Remote5+ YOEBackend Engineering
PostHog

Backend Engineer

PostHogUnited States

Backend engineer building observability products (logs, traces, metrics) that ingest and query petabytes of telemetry data. Owns product areas end-to-end using Node.js, Rust, Kafka, ClickHouse, and similar technologies.

Salary not listed
RemoteBackend Engineering
Upstart

Senior Software Engineer, Identity Platform

UpstartUnited States

Senior backend engineer building and securing authentication, authorization, and experimentation systems for a digital lending platform. Requires 4+ years experience, strong Kotlin/Java skills, and hands-on IAM protocol experience.

153k – 231k/yr
Remote4+ YOEBackend Engineering
ZoomInfo

Senior Software Engineer

ZoomInfoWaltham, MA

Senior Backend Software Engineer on the Growth team building and scaling ZoomInfo's core Java backend services and microservices. Requires 6+ years Java backend experience and 3+ years with large-scale distributed systems.

140k – 220k/yr
Hybrid6+ YOEBackend Engineering
Bastion

Senior Software Engineer

BastionNew York, NY

Senior Software Engineer building core infrastructure for a stablecoin platform handling custody, transfers, issuance, and compliance workflows. Own services end-to-end in a hybrid NYC office with Go, TypeScript, Kubernetes, and AWS.

240k – 270k/yr
Hybrid5+ YOEBackend Engineering
Twilio

Software Engineer L3

TwilioUnited States

Hands-on L3 engineer building and operating high-scale Go-based email delivery systems across AWS and Azure. Focus on distributed systems, IaC with Terraform, observability, and mentoring.

139k – 204k/yr
Remote4+ YOEBackend Engineering
Nuro

Senior Software Engineer, Video Streaming

NuroMountain View, CA

Build and optimize real-time video streaming systems for Nuro's teleoperations platform, focusing on networking algorithms, bandwidth estimation, and reliable vehicle-to-operator communication.

194k – 291k/yr
On-site4+ YOEBackend Engineering
Nuro

Senior Software Engineer, Networking & Real-Time Systems

NuroMountain View, CA

Design and optimize real-time networking systems for remote vehicle operation, focusing on multi-carrier bonding, custom congestion control, and low-latency video streaming over cellular.

194k – 291k/yr
On-site5+ YOEBackend Engineering
NinjaTrader

Sr. Software Engineer II, Exchange Connectivity

NinjaTraderChicago, IL

Senior software engineer building and maintaining low-latency exchange connectivity, market data handlers, and order gateways for a leading trading platform. Requires 8+ years trading industry experience with C++ or Rust.

140k – 190k/yr
Hybrid8+ YOEBackend Engineering
Clickhouse

Senior Software Engineer - Identity & Authorization Platform

ClickhouseUnited States

Design and build authentication, authorization, and audit platform services including RBAC/ReBAC, token issuance, and SDKs. Requires 4+ years building production backend systems at scale and hands-on experience implementing auth services.

141k – 232k/yr
Remote4+ YOEBackend Engineering
Fundamental Research Labs

Backend Engineer - Extensions

Fundamental Research LabsUnited States

Develop and productize data science capabilities for enterprise AI platform. Own reliability, performance, and scalability of Extensions backend with focus on distributed workflows and production-grade Python systems.

Salary not listed
Remote5+ YOEBackend Engineering
Vercel

Software Engineer

VercelSan Francisco, CA +1

Software Engineer building eve, Vercel's framework for production-ready AI agents. Design core framework primitives, runtime, integrations, and DX for TypeScript/Next.js developers.

208k – 312k/yr
Hybrid5+ YOEBackend Engineering
6sense

Software Engineer III

6senseSan Francisco, CA

Design, develop, and scale distributed backend systems and APIs using Python or Java. Requires 4+ years of experience building scalable services and microservices on cloud platforms.

148k – 217k/yr
Remote4+ YOEBackend Engineering
Postman

Staff Software Engineer

PostmanAustin, TX

Lead complex software initiatives and multiple engineering teams building developer tools and APIs. Requires 10+ years experience, TypeScript/Node.js proficiency, and onsite work in Austin 3 days/week.

210k – 263k/yr
On-site10+ YOEBackend Engineering
Zoox

Software Engineer - Mapping Data Software

ZooxFoster City, CA

Develop geometry algorithms and data interfaces for Zoox's road network mapping products. Requires 3+ years experience, strong C++ skills, and computational geometry expertise.

176k – 240k/yr
Hybrid3+ YOEBackend Engineering
Tailscale

Backend Engineer, Identity

TailscaleUnited States

Backend engineer focused on identity and access management, building authentication features (SSO, OAuth2, SAML, WebAuthn) and SCIM sync capabilities in Go for a distributed systems platform.

163k – 204k/yr
Remote5+ YOEBackend Engineering
MongoDB

Senior Software Engineer, Atlas Search Query

MongoDBSan Francisco, CA

Lead complex search query architecture and optimization projects for MongoDB Atlas Search. Requires 5+ years in data management/search systems, distributed systems experience, and proficiency in Java and Rust.

126k – 248k/yr
Hybrid5+ YOEBackend Engineering
Doxel

Backend Software Engineer

DoxelSan Francisco, CA

Backend engineer building and scaling data pipelines, APIs, and storage systems (DuckDB, PostgreSQL, Airflow) that power construction-insight applications and integrate with CV/ML models.

150k – 200k/yr
Hybrid3+ YOEBackend Engineering
Huntress

Principal Software Engineer, SIEM

HuntressUnited States

Principal Software Engineer leading a feature delivery team to design, develop, and release software for the Huntress SIEM platform. Requires 15+ years experience, 8+ years Ruby on Rails and Postgres scaling.

215k – 240k/yr
Remote15+ YOEBackend Engineering
Upstart

Senior Software Engineer, Foundations

UpstartUnited States

Build and scale backend services powering personalized customer communications across SMS, email, push, and emerging channels. Partner with marketing and data teams to deliver real-time messaging, automation, and data-driven engagement systems.

167k – 231k/yr
Remote4+ YOEBackend Engineering
Anthropic

Software Engineer, Identity & Access Controls

AnthropicSan Francisco, CA +2

Build identity verification, access control, and monitoring systems for trusted access to advanced AI capabilities. Requires backend experience, Python/SQL proficiency, and 6+ years of experience.

320k – 405k/yr
Hybrid6+ YOEBackend Engineering
Upstart

Principal Software Engineer, Cash Line

UpstartUnited States

Principal backend engineer building core systems for a new AI-powered revolving credit product. Owns distributed services for underwriting, pricing, transactions, and servicing in a greenfield environment.

183k – 270k/yr
Remote8+ YOEBackend Engineering
Huntress

Staff Software Engineer

HuntressUnited States

Staff-level engineer building and scaling a new Identity Security Posture Management product. Owns technical vision, architecture for petabyte-scale data systems, and mentors junior engineers using Ruby on Rails.

200k – 220k/yr
Remote10+ YOEBackend Engineering
Huntress

Staff Software Engineer

HuntressUnited States

Staff Software Engineer building and scaling a new Endpoint Security Posture Management platform from the ground up. Focus on Ruby on Rails, data pipelines, and petabyte-scale systems while mentoring junior engineers.

200k – 220k/yr
Remote10+ YOEBackend Engineering
Limble

Software Engineer III - Integrations

LimbleCharlotte, NC

Senior engineer leading integrations and customer-facing API development using Prismatic and Node.js/TypeScript. Owns technical discovery, mentors engineers, and sets code quality standards for scalable integrations.

Salary not listed
Hybrid6+ YOEBackend Engineering
Imprint

Software Engineer, Backend

ImprintNew York, NY +1

Backend engineer owning financial systems including transaction authorization, credit decisioning, and payment processing. Requires 5+ years building production backend systems, Go proficiency, distributed systems experience, and AI tool adoption.

140k – 200k/yr
Hybrid5+ YOEBackend Engineering
Temporal

Senior Software Engineer, Open Source Server

TemporalUnited States

Lead design and implementation of server features for a distributed workflow engine. Requires 12+ years building production distributed systems and strong technical leadership.

260k – 325k/yr
Remote12+ YOEBackend Engineering
Snowflake

Senior Software Engineer - Data Clean Room/ AI Data Hub

SnowflakeBellevue, WA

Senior engineer building scalable infrastructure and AI-enabled features for Snowflake's secure multi-party data collaboration platform.

200k – 288k/yr
On-site7+ YOEBackend Engineering
Tailscale

Software Engineer, Networking

TailscaleUnited States

Build and maintain Tailscale's networking features and distributed systems. Own core networking components, observability, and incident response for a remote-first company.

163k – 226k/yr
Remote5+ YOEBackend Engineering
Limble

Software Engineer II - Integrations

LimbleCharlotte, NC

Software Engineer II on the Integrations team building and maintaining iPaaS-based integrations and customer-facing APIs. Requires 3+ years experience, Node.js/TypeScript, SQL, and third-party API integration skills.

110k – 165k/yr
Remote3+ YOEBackend Engineering
MongoDB

Senior Software Engineer, Storage Layer Services

MongoDBNew York, NY

Senior engineer building and operating multi-tenant cloud storage control plane services for MongoDB Atlas. Requires 5+ years experience with Rust/C++, Kubernetes, distributed systems, and operational excellence.

126k – 248k/yr
Hybrid5+ YOEBackend Engineering
Reddit

Senior Software Engineer, Ads

RedditUnited States

Senior backend engineer building microservices, APIs, and real-time data systems for Reddit's advertising platform. Requires 5+ years experience in Go, Python, Scala or similar languages.

191k – 267k/yr
Remote5+ YOEBackend Engineering
TheGuarantors

Senior Software Engineer - Customer Integrations

TheGuarantorsUnited States

Senior backend engineer building scalable microservices and developer-facing APIs for third-party integrations. Requires 3+ years backend experience, strong API and SQL skills, cloud/IaC experience, and openness to Go.

140k – 160k/yr
Remote3+ YOEBackend Engineering
Redpanda Data

Senior Software Engineer, Connectors

Redpanda DataUnited States

Senior engineer building and maintaining Redpanda's Go-based Connector ecosystem for cloud streaming services. Focus on AI solutions, distributed systems, resilience, and zero-downtime deployments across AWS, Azure, and GCP.

164k – 235k/yr
Remote5+ YOEBackend Engineering
Aptos

Senior Software Engineer, Platform Infrastructure

AptosPalo Alto, CA +1

Senior Software Engineer building and optimizing backend services, APIs, indexing services, node infrastructure, and developer tools for the Aptos blockchain. Requires 5+ years building scalable backend systems and strong distributed systems expertise.

160k – 260k/yr
On-site5+ YOEBackend Engineering
Anthropic

Senior / Staff+ Software Engineer - Autonomous Agent Infrastructure

AnthropicSan Francisco, CA +2

Staff+ engineer building the agentic infrastructure layer for claude.ai: sandboxed execution, stateful task orchestration, and secure delegated access at scale.

320k – 485k/yr
Hybrid7+ YOEBackend Engineering
Chainguard

Senior Software Engineer

ChainguardUnited States

Senior backend engineer building and scaling Athena, the secure software supply chain clearing house. Own core Go/GCP subsystems handling enterprise data ingestion, validation, and remediation workflows with operational excellence.

157k – 184k/yr
Remote5+ YOEBackend Engineering
Aleo

Senior Protocol Engineer

AleoUnited States

Senior Protocol Engineer building privacy-preserving zero-knowledge protocols and distributed systems using Rust. Requires 5+ years engineering experience and 2-3+ years professional Rust experience.

Salary not listed
Remote5+ YOEBackend Engineering
Chainguard

Staff Software Engineer

ChainguardUnited States

Own a major domain end-to-end building Athena, the enterprise-scale clearing house for vulnerability data. Design and ship production Go systems on GCP that ingest, deduplicate, and route security signals.

170k – 231k/yr
Remote7+ YOEBackend Engineering