65 backend software engineer python jobs at 40 companies in Carlsbad, CA

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
3mo
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Backend Software Engineer (Golang)
Austin or San Diego
OnsiteFull Time
Apple
AppleNASDAQ: AAPL: Designs and sells consumer electronics, software, and online services.
3+ YOEBackend software engineer with 3+ years in Go/Java/Python, CS/CE degree, scalable cloud services, collaborative.
Go, Java, Python
2mo
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Software Engineer (Backend), Content Foundations
San Francisco or Atlanta or Austin or Boston or Chicago or Dallas or Denver or Houston or Jacksonville or Los Angeles or Mexico City or Miami or New York City or Ottawa or Phoenix or Portland or Sacramento or Salt Lake City or San Diego or Seattle or Toronto or Vancouver or Washington, D.C.
$104k-$187k/yr HybridFull Time
Scribd
Scribd: Subscription-based digital library for e-books, audiobooks, and documents.
4+ YOE4+ years as a software engineer; backend/data pipelines; comfortable with messy data; proficient in Ruby, Python, or Go; AWS experience; SQL; collaborative and communicative.
Ruby, Python, Go, AWS, S3, SQS, SNS, SQL
2mo
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Senior Software Engineer, Backend Systems
San Diego or Austin
$175k-$200k/yr OnsiteFull Time
Cirrascale
Cirrascale: Provides specialized GPU-based cloud infrastructure for AI workloads.
7+ YOEU.S. citizenship required. 7+ years backend experience with deep Python expertise, asynchronous/concurrency, memory optimization, network protocols (gRPC/REST/WebSockets), Docker/Kubernetes; C++, Go, Rust advantageous.
Python, gRPC, REST, WebSockets, Docker, Kubernetes, C++, Go, Rust
2w
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Senior Network Backend Engineer
San Francisco or San Diego
$215k-$266k/yr HybridFull Time
Point One Navigation
Point One Navigation: High-precision positioning for autonomous systems and robotics.
7+ YOE7+ years backend/distributed systems experience, proficiency in Go/Java/Python, networking fundamentals (TCP/IP,TLS,HTTP), cloud (AWS/GCP), observability, testing, and strong design and operational skills.
Go, Java, Python, TCP/IP, TLS, HTTP, gRPC, Kafka, Flink, Spark, Hadoop, AWS, GCP, NTRIP
2w
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Sr. Backend Engineer, Digital Engineering
Carlsbad, California, United States
$148k-$180k/yr RemoteFull Time
Vuori
Vuori: Designs and sells performance athletic and lifestyle apparel.
5+ YOEBachelor's degree preferred,5+ years backend experience,expertise in TypeScript/Node.js or comparable language,REST/GraphQL,serverless,PostgreSQL,testing,CI/CD,observability and strong communication.
TypeScript, Node.js, JavaScript, Python, REST, GraphQL, Azure Functions, AWS Lambda, PostgreSQL, Jest, JWT, OAuth, GitHub, Bitbucket, YAML, New Relic, Sentry, Azure Application Insights, React, NestJS, Next.js, Express, Fastify, Shopify APIs, Azure Bicep, Amazon CDK, Terraform, Azure Service Bus, Amazon Data Firehose
2mo
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Software Engineer III - Backend
Irvine, California, United States
$125k-$140k/yr OnsiteFull Time
Fluxergy
Fluxergy: Portable diagnostic platform for rapid point-of-care laboratory testing
5+ YOE5+ years backend engineering; strong API, databases, and CI/CD; Python/JavaScript/TypeScript; healthcare/regulatory exposure a plus.
Python, JavaScript, TypeScript, React, REST, CI/CD, Linux
3w
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Senior Software Engineer (Backend & Systems)
San Diego, California, United States
HybridFull Time
Luna Health
Luna Health: Develops nighttime-only automated insulin delivery systems for diabetes.
5+ YOE5+ years building production backend systems; experience in regulated/safety-critical environments; backend development with Node.js or Python; containerization with Docker/Kubernetes; API and cloud service design; BLE/connected device experience preferred.
Node.js, Python, Docker, Kubernetes, Git, CI/CD, iOS, BLE
2mo
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Software Engineer
United States or Irvine
$110k-$130k/yr RemoteFull Time
Stretto
Stretto: Software and advisory services for bankruptcy and restructuring professionals.
5+ YOE5+ years software development; Bachelor's degree in software engineering or computer science; strong backend and frontend skills; AWS experience; SQL and CI/CD knowledge.
Java, Spring, JSF, Hibernate, Spring JPA, Node.js, ReactJS, Angular, CSS, HTML, AWS, EC2, ECS, AWS Lambda, S3, SQS, SQL, Python
1mo
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Senior Software Engineer, Platform
Irvine or Newport Beach or Denver or San Francisco or Seattle
$185k-$200k/yr HybridFull Time
Compa
Compa: AI-powered compensation intelligence platform for enterprise teams.
5+ YOE5+ years backend software engineering experience; hands-on AWS, Python, Django, and Postgres; strong DevOps/SRE fundamentals (CI/CD, observability, incident response); networking and distributed systems knowledge.
AWS, Python, Django, Postgres, Kubernetes, CI/CD, Infrastructure as Code (IaC), ML Ops
1mo
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Software Engineer, Autonomous Fleet Orchestration
Costa Mesa or Seattle or Washington
$166k-$220k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
3+ YOE3+ years software engineering experience, strong CS fundamentals, backend or full‑stack experience; comfortable with Go, TypeScript/React, Python; systems design, distributed systems, and cloud experience preferred.
Go, TypeScript, React, Python, Lattice OS, AWS, Azure, GCP, NixOS, Terraform, Docker, Kubernetes, Hardware-in-the-Loop (HITL), Software-in-the-Loop (SIL)
2mo
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Software Engineer IV (Staff)/Platform Developer
San Diego, California, United States
$150k-$175k/yr OnsiteFull Time
Biolinq
Biolinq: Develops wearable biosensors for continuous metabolic health monitoring.
5+ YOE5+ years of software development; Go backend; APIs; Postgres; containerization; Python/C/C++; regulated medical devices knowledge a plus.
Go, PostgreSQL, JavaScript, WebComponent, Lit, GitHub, Kubernetes, GitOps, Python, C, C++, SPI, I2C, BLE, Swift
3w
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Senior Software Engineer - Simulation Orchestration
Sunnyvale or Washington or San Diego or Fort Walton Beach or Ann Arbor or London or Stuttgart or Munich or Stockholm or Bengaluru or Seoul or Tokyo
$153k-$220k/yr OnsiteFull Time
Applied Intuition
Applied Intuition: Developing software and simulation infrastructure for autonomous vehicles.
5+ YOE5+ years backend experience; 4+ years coding in Golang, Python, Java, or C++; 4+ years building backend systems on major cloud providers; deep Kubernetes expertise; experience with workload scheduling and autoscaling.
Golang, Python, Java, C++, Kubernetes, AWS, OCI, GCP, Azure
2mo
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Senior Software Engineer
San Diego, California, United States
$110k-$160k/yr OnsiteFull Time
Whova
Whova: All-in-one platform for event management and attendee engagement.
Architect backend services, frontend basics, unit testing, code reviews; Bachelor or higher; strong communication; experience with MySQL, Python, React, Redis, AWS, CI/CD.
MySQL, Python, React, Redux, Redis, AWS, CI/CD
2mo
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Software Engineer - Platform Infrastructure
San Diego, California, United States
$130k-$155k/yr OnsiteFull Time
Humanoid
Humanoid: Developing commercial humanoid robots for industrial applications.
0+ YOE0–3 years in systems or backend; CS/CE/EE degree; proficient in Python, C/C++, TypeScript, or Rust; Linux experience; on-site in San Diego; AI tooling; strong communication.
Python, C/C++, TypeScript, Rust, Linux, Terraform, ECS, PostgreSQL, S3
3mo
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Senior Software Engineer, LIMS (Onsite)
Ramsey or Fort Myers or Aliso Viejo
OnsiteFull Time
NeoGenomics
NeoGenomicsNASDAQ: NEO: Provides specialized oncology diagnostic testing and clinical laboratory services.
7+ YOE7+ years Java software development experience, Bachelor's in Computer Science or equivalent, strong backend/REST and microservices skills, experience with Spring/Spring Boot and Python frameworks, SQL/NoSQL and cloud (AWS/Azure), authorized to work in the US.
Java, Spring, Spring Boot, Python, Flask, Django, FastAPI, RESTful APIs, microservices, SQL, NoSQL, PostgreSQL, MySQL, AWS, Azure, SAPIO LIMS, LabVantage, SDMS, ELN, CDS
1mo
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Java Developer (CCDI Operations / Backend) (Mid-Level) - Bilingual in Korean/English
Irvine, California, United States
$100k/yr OnsiteFull Time, Contract
SBT Global
SBT Global: Provides integrated IT consulting and global logistics management services.
Mid-level Java/Python backend developer with CI/CD and Kubernetes experience, database integration (PG, Oracle, MongoDB, Redis), Kafka streaming, production support/on-call experience, and strong English (and Korean) communication.
Kubernetes, CI/CD, MSA, Java, Python, PG, Oracle, MongoDB, Redis, Kafka, Informatica, MQTT, EAI
3mo
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Senior Software Engineer, Swarm Systems
San Diego, California, United States
$120k-$166k/yr RemoteFull Time
Red Cat Holdings
Red Cat HoldingsNasdaq: RCAT: Develops autonomous drone and robotic systems for defense applications.
Strong C/C++ development, Linux and POSIX experience, Python backend and web front-end (HTML, CSS, JavaScript), Android (Java/Kotlin), object-oriented design, math/physics background, Agile experience; U.S. citizenship or permanent residence required for export-controlled work.
C++, C, HTML, CSS, JavaScript, Python, Java, Kotlin, Linux, POSIX, Standard Template Library, STM32, Flutter, React Native, Xamarin, Pub/Sub, MVC, MVP, MVVM, Real Time Operating Systems, Embedded Linux, YACTO
1w
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LoopNet - Senior Software Engineer
Irvine, California, United States
$124k-$187k/yr HybridFull Time
CoStar Group
CoStar GroupNASDAQ: CSGP: Global provider of commercial and residential real estate data.
7+ YOE7+ years production C#/.NET development, bachelor's degree, experience building APIs/backends, testing, cloud (AWS) experience, mentoring, and familiarity with AI coding tools.
C#, .NET, .NET Core, Claude Code, GitHub Copilot, Vue.js, React, TypeScript, Microsoft SQL, MySQL, AWS S3, SQS, DynamoDB, ElastiCache, Apache Kafka, Datadog, Docker, Kubernetes, CI/CD, BigQuery, Databricks, Snowflake, Python
1mo
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Sr. Software Engineer - Accounting
Santa Barbara or San Diego or Dallas or Atlanta or Chicago or Washington or San Francisco or Denver
$138k-$173k/yr RemoteFull Time
AppFolio
AppFolioNASDAQ: APPF: Provides cloud-based property and investment management software.
5+ YOE5+ years building service-based/SaaS applications, deep full-stack experience (backend + frontend), strong automated testing and Agile experience, mentoring ability, and experience with modern languages and frameworks.
Ruby on Rails, TypeScript, GraphQL, React, AWS, PySpark, Apache Airflow, AWS Glue, Hadoop, Ruby, Java, Python, Scrum, Kanban
6d
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LoopNet - Software Engineer II
Irvine, California, United States
$118k-$154k/yr HybridFull Time
CoStar Group
CoStar GroupNASDAQ: CSGP: Provides global real estate information, analytics, and online marketplaces.
7+ YOE7+ years production development with C#/.NET, API/backend design, automated testing, AWS experience, AI coding tools familiarity, bachelor’s degree required, strong communication and mentoring skills.
C#, .NET, .NET Core, Claude Code, GitHub Copilot, Vue.js, React, TypeScript, MS SQL, MySQL, AWS, S3, SQS, DynamoDB, ElastiCache, Apache Kafka, Datadog, Docker, Kubernetes, CI/CD, BigQuery, Databricks, Snowflake, Python, Git