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Confluent

Senior Software Engineer II

ConfluentRaleigh, NC +3

Leads design and delivery of cloud-native backend services for Stream Governance in Confluent's data streaming platform, ensuring scalability, security, and high availability across clouds. Requires 5+ years backend experience, distributed systems expertise, cloud proficiency, and technical leadership skills.

197k – 232k/yr
Remote5+ YOEBackend Engineering
Ditto

Senior Software Engineer, Rust

DittoAtlanta, GA +3

Designs and builds observability pipeline for Rust-based SDK, including telemetry, metrics, logging, and support bundles for constrained devices with intermittent connectivity. Owns Rust SDK development and customer debugging; requires 3+ years systems-level Rust with FFI and observability experience.

185k – 227k/yr
Remote3+ YOEBackend Engineering
Mercor

Payments Engineer

MercorSan Francisco, CA +1

Build and scale resilient payments infrastructure for a high-volume AI talent marketplace, focusing on observability, automation, and reliability in payout orchestration, ledgers, and settlements. Requires 5+ years backend experience, preferably in fintech, with expertise in payment gateways and distributed systems.

100k – 500k/yr
On-site5+ YOEBackend Engineering
Crusoe

Staff Software Engineer, Networking

CrusoeSan Francisco, CA

Leads development of Software Defined Networking strategy using kernel bypass technologies like XDP/EBPF, DPDK and network accelerators. Drives Linux kernel optimizations and high-performance networking systems for AI infrastructure, requiring 6+ years experience in systems programming.

185k – 224k/yr
On-site6+ YOEBackend Engineering
Crusoe

Senior Software Engineer, Networking

CrusoeSan Francisco, CA

Leads development of Software Defined Networking strategy using Linux Kernel, XDP/EBPF, DPDK, and SmartNICs/DPUs. Guides team on architecture, code reviews, and kernel/driver development for high-performance networking infrastructure. Requires 4+ years experience in systems programming and network packet processing.

152k – 184k/yr
On-site4+ YOEBackend Engineering
Socure

Staff Backend Engineer

SocureCarson City, NV

Staff Backend Engineer leads design and implementation of scalable distributed systems to combat identity fraud, mentors engineers, and drives complex projects. Requires 8-12 years experience, bachelor's degree, and expertise in system design and performance optimization.

225k – 265k/yr
Remote8+ YOEBackend Engineering
Rain

Software Engineer - Compliance

RainNew York, NY

Builds compliance-focused tooling and services for KYC/KYB/TM pipelines, centralizes compliance data strategy, and ships backend code iteratively. Requires 3+ years software engineering experience with Node.js and appreciation for compliance precision.

Salary not listed
Hybrid3+ YOEBackend Engineering
Rain

Backend Engineer, AI

RainNew York, NY

Builds and scales backend systems, APIs, and data pipelines for AI-powered features, agents, and automation in a fintech payments platform using stablecoins. Requires 3-8+ years experience with Node.js and production LLM systems.

Salary not listed
Hybrid3+ YOEBackend Engineering
Replit

Staff Software Engineer, Enterprise Platform

ReplitFoster City, CA

Designs and implements enterprise-grade infrastructure including single-tenant deployments, private networking, authorization systems, and data protection features for large organizations using Replit. Requires 7+ years in platform engineering with expertise in Go/TypeScript/Python, Kubernetes, Terraform, and cloud networking.

240k – 350k/yr
Hybrid7+ YOEBackend Engineering
Redis

Senior Principal Software Engineer, Feature Store

RedisUnited States

Leads technical vision, architecture, and V2 development of Redis Feature Store for large-scale ML infrastructure. Requires 8+ years backend experience, expertise in Python/Go/Rust, cloud platforms, and data tools; mentors team and engages enterprise customers.

Salary not listed
Remote8+ YOEBackend Engineering
FlexAI

Senior Backend Engineer

FlexAISanta Clara, CA +1

Architects and builds high-performance Golang backend services for AI PaaS platform, focusing on distributed systems, GPU orchestration, model deployment, and cloud-native infrastructure. Requires 5+ years experience with expert Golang and Kubernetes proficiency.

Salary not listed
On-site5+ YOEBackend Engineering
Atomicsemi

Software Engineer, Backend

AtomicsemiSan Francisco, CA +1

Builds high-performance backend APIs in Go/Rust/gRPC to power fab software, integrating web apps with manufacturing hardware for real-time control and monitoring. Requires deep systems expertise in concurrency, networking, databases, and leading complex production systems.

125k – 195k/yr
On-siteBackend Engineering
OpenAI

Principal Software Engineer, B2B Engineering

OpenAISan Francisco, CA

Leads architecture and scaling of backend services, APIs, distributed systems, databases, and data pipelines for OpenAI's developer platform and enterprise products. Requires deep expertise in backend engineering, reliability, security, and cross-team collaboration in fast-paced environments.

385k – 490k/yr
On-siteBackend Engineering
Twenty

Senior Backend Engineer

TwentyWashington, DC

Builds scalable backend services in Go for cyber and electromagnetic systems, handling real-time data with graph databases, event-driven architectures, and high-throughput APIs on AWS. Requires 5+ years experience, Go proficiency, and graph DB expertise.

Salary not listed
On-site5+ YOEBackend Engineering
Datadog

Staff Software Engineer – Logs Observability Pipelines

DatadogNew York, NY

Staff engineer builds and scales high-throughput log processing pipelines for customer-managed infrastructure, focusing on observability data routing and storage. Requires expertise in distributed systems, systems programming (Go/Rust/C++), Kubernetes, and cloud platforms.

234k – 300k/yr
HybridBackend Engineering
Pinterest

Staff Software Engineer, Ads Measurement Conversion

PinterestSeattle, WA

Leads backend architecture and implementation of a GenAI-powered Conversion Health agent for ads measurement, using event quality scores and conversion data to detect issues, automate fixes, and improve advertiser performance. Requires 8+ years backend/fullstack experience, GenAI/ML shipping, and ads domain expertise.

177k – 365k/yr
Hybrid8+ YOEBackend Engineering
Snowflake

Principal Software Engineer I - Metadata

SnowflakeMenlo Park, CA

Designs and builds fault-tolerant, scalable distributed systems for Snowflake's metadata, Snowgrid, and data sharing features. Requires 15+ years experience, strong CS fundamentals, Java fluency, and ability to mentor juniors while solving performance and scale challenges.

264k – 380k/yr
On-site15+ YOEBackend Engineering
Deeptune

Member of Technical Staff

DeeptuneNew York, NY

Develops backend and infrastructure for high-fidelity simulation environments enabling AI agents to learn real-world tasks via reinforcement learning. Requires strong fullstack skills in Python/Go/TypeScript and experience delivering major impact at top companies or as a founder.

150k – 300k/yr
On-siteBackend Engineering
Databricks

Staff Software Engineer - Distributed Data Systems

DatabricksBellevue, WA

Build distributed data storage and processing systems at Databricks, including Apache Spark, Delta Lake, and performance engines. Requires 8+ years in Java/Scala/C++, expertise in distributed systems, databases, and big data technologies.

182k – 247k/yr
On-site8+ YOEBackend Engineering
1Password

Senior Developer, Partnerships Engineering

1PasswordUnited States

Designs and builds integration patterns, components, and tooling for high-impact external partnerships, including AI-native technologies. Collaborates with partners and teams to create secure, scalable integrations and reusable infrastructure.

153k – 214k/yr
RemoteBackend Engineering
Fireworks AI

Member of Technical Staff, Backend/Platform Engineer

Fireworks AISan Mateo, CA

Designs and builds scalable backend services and owns product surfaces from architecture to production. Requires 5+ years experience, including 2+ years with AI agents, bots, or models, focusing on reliability, developer experience, and business impact.

Salary not listed
On-site5+ YOEBackend Engineering
Commure

Senior Backend Engineer, RCM

CommureMountain View, CA +1

Build backend systems for revenue cycle management platform in healthcare, focusing on billing and patient data access. Requires 4+ years experience, strong Python skills, and ability to ship quickly in a fast-paced environment.

150k – 230k/yr
Hybrid4+ YOEBackend Engineering
Sleeper

Staff Software Engineer – Backend

SleeperSan Francisco, CA +3

Staff backend engineer architects scalable distributed systems for fantasy sports platform handling millions of concurrent users, builds core services for contests and real-time experiences, and mentors engineers. Requires 7+ years experience with backend languages, databases, cloud, and high-availability systems.

225k – 300k/yr
Hybrid7+ YOEBackend Engineering
Sage

Senior Software Engineer - Data & Integrations

SageNew York, NY

Senior backend engineer building and optimizing EHR integrations, data pipelines, and authentication flows to enhance caregiver workflows and care quality in senior living facilities. Requires 7+ years experience in backend/ETL systems.

175k – 210k/yr
Hybrid7+ YOEBackend Engineering
Sage

Senior/Staff Software Engineer - Edge

SageNew York, NY

Leads architecture and development of edge computing platform for senior living, building backend/embedded software for on-premise systems, cloud orchestration, ML models for resident location, and diagnostics. Requires 8+ years experience with Java, Linux, leading complex projects.

175k – 230k/yr
Hybrid8+ YOEBackend Engineering
Hockeystack

AI Engineer

HockeystackSan Francisco, CA

Builds and maintains backend systems powering agentic AI features for enterprise revenue workflows using Node.js and modern AI frameworks. Designs multi-agent systems that orchestrate complex GTM tasks with LLMs, focusing on state management and production deployment.

180k – 220k/yr
On-siteBackend Engineering
Confluent

Senior Software Engineer II

ConfluentSeattle, WA +1

Leads design, implementation, and operation of large-scale distributed backend services for a data streaming platform. Requires 5+ years experience in backend development, cloud-native technologies, and technical leadership.

197k – 232k/yr
Remote5+ YOEBackend Engineering
OpenAI

Software Engineer, Localization

OpenAISan Francisco, CA

Build and scale localization platforms, AI-powered translation pipelines, and internationalization libraries for OpenAI products. Requires strong backend/full-stack experience with Java, React, MySQL, and Kubernetes.

185k – 300k/yr
On-siteBackend Engineering
1Password

Staff Developer, Growth

1PasswordUnited States

Staff Developer builds self-serve growth experiences, experimentation platforms, and integrations for B2B products. Requires 8+ years SaaS experience, Go proficiency, and leading cross-team initiatives in frontend, backend, and data systems.

192k – 278k/yr
Remote8+ YOEBackend Engineering
Uniswap

Senior Smart Contract Engineer

UniswapNew York, NY

Designs and implements production-grade smart contracts for Uniswap Protocol, the leading decentralized trading protocol on Ethereum. Requires 4+ years Solidity experience, deep EVM knowledge, and mainnet deployment expertise.

226k – 282k/yr
Hybrid4+ YOEBackend Engineering
Uniswap

Senior Backend Engineer, Platform

UniswapNew York, NY

Builds and maintains scalable backend infrastructure and shared services for Uniswap Labs' DeFi platform. Requires 6+ years experience with TypeScript/Go/Rust, AWS, and large-scale systems; provides technical leadership.

180k – 226k/yr
Hybrid6+ YOEBackend Engineering
Uniswap

Senior Backend Engineer

UniswapNew York, NY

Builds and maintains large-scale cloud-based backend systems for DeFi products at Uniswap Labs, driving strategic initiatives, providing technical leadership, and collaborating cross-functionally. Requires 6+ years experience with strong coding, architecture, and Web3 knowledge.

180k – 226k/yr
Hybrid6+ YOEBackend Engineering
Uniswap

Staff Backend Engineer

UniswapNew York, NY

Leads end-to-end technical projects, designs and builds resilient large-scale backend systems focused on reliability and scalability, provides thought leadership, and mentors engineers. Requires 10+ years experience in production systems, cloud architecture, and distributed systems.

207k – 259k/yr
Hybrid10+ YOEBackend Engineering
Databricks

Staff Backend Software Engineer

DatabricksNew York, NY

Builds LLM infrastructure for AI workloads, improves reliability and efficiency of distributed systems, and collaborates with ML teams. Requires 8+ years backend experience with Scala, Go, or Python, and expertise in distributed systems.

190k – 261k/yr
On-site8+ YOEBackend Engineering
Zoo

CAD Graphics Engine Software Engineer

ZooLos Angeles, CA

Develops and optimizes CAD graphics engine features including B-Rep modeling algorithms, GPU-accelerated rendering, and performance analysis using C++, Vulkan/OpenGL, and CUDA. Requires substantial 3D graphics experience and CAD software familiarity.

145k – 195k/yr
RemoteBackend Engineering
Invisible Tech

Principal Backend Engineer, Forward Deployed

Invisible TechAustin, TX +1

Leads design, architecture, and deployment of AI-driven solutions for client workflows, owning projects end-to-end while mentoring engineers. Requires 12+ years experience with Python, ML frameworks, cloud infrastructure, and client-facing skills.

225k – 370k/yr
Hybrid12+ YOEBackend Engineering
xAI

Member of Technical Staff - Voice Product

xAIPalo Alto, CA

Builds and ships voice features for Grok across platforms, owning backend engineering for low-latency voice infrastructure and model integrations. Requires proficiency in Python/Rust, backend focus, and hands-on mobile experience.

180k – 440k/yr
On-siteBackend Engineering
Fetch

Principal Software Engineer, Growth

FetchUnited States

Lead architecture and scaling of growth platforms driving user acquisition, engagement, and retention. Partner cross-functionally to enable experimentation, mentor engineers, and ensure reliable high-scale systems. Requires 10+ years experience in distributed systems.

Salary not listed
Remote10+ YOEBackend Engineering
OpenAI

Senior Software Engineer, Product

OpenAIBellevue, WA +1

Designs and builds experimentation and rollout infrastructure for safe feature launches and model evaluations at scale. Partners with product, research, and data teams to integrate systems into development lifecycles, focusing on developer experience and large-scale distributed systems.

293k – 324k/yr
HybridBackend Engineering
Reacher

Backend Software Engineer - India

ReacherUnited States

Leads end-to-end backend feature development using Python, FastAPI, PostgreSQL, and GCP in an AI-native environment. Requires 2-6 years experience, deep Claude Code proficiency, and strong systems architecture skills for scalable systems.

30k – 60k/yr
Remote2+ YOEBackend Engineering
Scale AI

Software Engineer, Architecture, Reliability, & Compute

Scale AISan Francisco, CA +3

Build secure backend systems and tools for AI model inference and Public Sector customers. Own reliability, develop CLIs for deployment/testing, collaborate on integration tests. Requires security clearance and hybrid office presence in SF, NYC, DC, or STL.

138k – 259k/yr
HybridBackend Engineering
Vapi

Member of Technical Staff, Backend

VapiSan Francisco, CA

Build and own backend systems for voice agent platform, including pipelines, WhatsApp integrations, and customer-facing APIs. Experienced engineer from Series B-F companies who has shipped admired products.

200k – 280k/yr
HybridBackend Engineering
Glean

Software Engineer, Backend

GleanSan Francisco, CA

Build scalable, secure backend infrastructure for enterprise AI platform, owning problems from design to production. Requires 3+ years experience in distributed systems or cloud-native apps, strong coding in Go/Python/Java/C++, and BS in CS.

140k – 265k/yr
Hybrid3+ YOEBackend Engineering
Glean

Software Engineer, Product Backend

GleanSan Francisco, CA

Builds and owns greenfield backend features including scalable REST APIs and distributed CRUD systems. Collaborates cross-functionally to deliver user-facing product enhancements using Golang/Java, SQL/NoSQL.

140k – 265k/yr
HybridBackend Engineering
Reducto

Agent Experience Engineer

ReductoSan Francisco, CA

Builds and owns agent-facing surfaces like CLIs, MCP servers, SDKs, and integrations for Reducto’s document processing tool, ensuring seamless use by AI agents and developers. Requires 2+ years in software engineering with strong Python/TypeScript and AI agent experience.

Salary not listed
On-site2+ YOEBackend Engineering
Fal

Software Engineer, Distributed Systems

FalUnited States

Build and scale fal's core Python/Rust distributed platform for AI inference, orchestration, GPU autoscaling, and low-latency global workloads. Requires 5+ years building large-scale distributed compute systems with strong fundamentals in consensus, scheduling, fault tolerance, and observability.

Salary not listed
Remote5+ YOEBackend Engineering
Vesta

Software Engineer - Backend

VestaUnited States

Builds and operates scalable backend systems for AI-powered mortgage origination platform, partnering with product and full-stack teams. Requires strong expertise in typed languages like Go/Java, PostgreSQL, AWS, Kafka/Redis, and distributed systems at production scale.

180k – 225k/yr
RemoteBackend Engineering
Posh

Senior Software Engineer, Backend (AI)

PoshNew York, NY

Senior Backend Engineer building scalable AI infrastructure, services, and evaluation pipelines in Python/Java on AWS with Terraform. 3-6+ years experience required.

200k – 220k/yr
On-site3+ YOEBackend Engineering
Mercor

Software Engineer, Automation

MercorSan Francisco, CA

Builds autonomous agent systems for internal operations using Python and LLM APIs, including MCP servers, evaluation frameworks, and workflow orchestration. Owns end-to-end backend infrastructure with focus on reliability and real-world impact.

130k – 500k/yr
On-siteBackend Engineering
Cursor

Software Engineer, Enterprise Platform

CursorSan Francisco, CA

Builds enterprise platform infrastructure including organization management, RBAC authorization, audit logs, compliance features, and admin tools for large-scale engineering organizations. Requires deep experience with IAM systems, permission models, and shipping secure, scalable features end-to-end.

Salary not listed
On-siteBackend Engineering