156 junior backend developer jobs at 96 companies in California
🚀PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yrOn-SiteFull Time
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.
Verkada: Sells integrated AI-powered cloud physical security hardware and software.
1+ YOE1-3 years backend experience, strong Go skills, distributed system and API design, familiarity with Postgres, Kafka, Redis; EMR not required. Excellent communication and critical thinking.
Ketch: Data permissioning platform for automated privacy and compliance.
1+ YOE1+ year software engineering experience; strong backend development in Golang (or Java/Python/Scala); experience with cloud-native production systems, distributed systems, CI/CD, and databases; strong communication and collaboration skills.
DigiCert: Provides digital security certificates and automated PKI management.
0+ YOEBachelor's or equivalent,0–3 years software experience,proficiency in Go/Rust/Java/Python/C++,familiarity with cloud platforms (AWS/Azure/GCP),exposure to Docker/Kubernetes,and strong CS fundamentals.
PlusMinusOne: Develops and markets a portfolio of utility and lifestyle apps
0+ YOE3rd/4th-year CS or engineering student with backend interest; hands-on backend experience via coursework/projects/internships; OOP, data structures, algorithms, and Git familiarity; strong analytical and communication skills.
PhnyX Lab: AI-native operating system for biopharma knowledge work.
2+ YOE2+ years building and operating production backend systems; strong API, data modeling, database, and reliability skills; hands-on experience with LLM/RAG/vector DB systems and agent runtimes; familiarity with AI coding tools.
Usul: AI platform for winning government defense contracts.
2+ YOEMinimum 2 years backend infra experience; familiarity with Python, DevOps, Bash, Linux, Kubernetes, Terraform, AWS/GCP; Typescript is a bonus; strong problem-solving for national security use cases.
TikTok: Global short-form video hosting and social media platform.
2+ YOEBachelor's degree in CS or related, 2+ years building highly scalable backend services using Java/Golang/Python/C++, strong algorithms, data structures, networking and security knowledge.
NVIDIANASDAQ: NVDA: Designs GPU-accelerated computing and artificial intelligence hardware.
New college graduate in CS/CE with compiler course experience, strong C/C++ coding, LLVM backend knowledge, and strong communication and software engineering practices.
LLVM, TableGen, LLVM IR, Machine IR (MIR), C, C++, CUDA, PTX, OpenGL, Vulkan, DX
Benchling: Cloud platform for biotechnology research and development.
2+ YOE2+ years software engineering experience, product-first mindset, expertise with a web framework (node or python), strong problem solving, ownership, communication, and interest in life sciences; brief AI exercise in interview.
Backend Development Engineer Intern (Infrastructure Platform Delivery) - 2026 Fall (BS/MS)
San Jose, California, United States
OnsiteInternship
ByteDance: Developing AI-driven content platforms and mobile applications.
Final-year or graduating BS/MS students in CS or related fields; strong coding, data structures and algorithms; proficiency in Java, Go, or C/C++; able to commit 12 weeks in 2026.
Beacon AI: Developing an AI-powered-pilot for safer flight operations.
2+ YOE2+ years building backend systems, experience with Python or JavaScript/TypeScript (Node.js), API design, databases, production reliability, performance, and security; strong problem-solving and collaboration skills.
Los Angeles or Alabama or Alaska or Delaware or District of Columbia or Hawaii or Iowa or Louisiana or Mississippi or Nebraska or New Mexico or Rhode Island or South Dakota or West Virginia or United States
$140k/yrHybridFull Time
TeamSnap: Software platform for managing youth sports teams and leagues.
2+ YOE2+ years software engineering experience; strong backend skills with Node and TypeScript/JavaScript, frontend experience with React, SQL/relational databases, distributed systems and API development.
Santa Monica or Los Angeles or New York City or Bellevue or Seattle or San Francisco or Palo Alto
$157k-$235k/yrOnsiteFull Time
SnapNYSE: SNAP: Develops social media applications and augmented reality technology.
2+ YOEBachelor's in CS or equivalent experience, 2+ years post-degree software development experience, distributed systems/backend experience, strong collaboration skills, proficiency with Java/C++/Python and cloud/NoSQL systems, ability to use AI tools responsibly.
Java, C++, Python, NoSQL, Memcache, Redis, Kubernetes, Google services, AWS services, AI tools
New York City or San Francisco or London or Sydney
$170k-$240k/yrOnsiteFull Time
Sigma Computing: Cloud-native analytics platform featuring a spreadsheet-style interface.
2+ YOE2+ years building high-quality software; strong CS fundamentals; experience with backend services, continuous deployment, and cloud infrastructure; teamwork and ownership mindset.
Instabase: Automates data extraction and analysis for unstructured enterprise content
2+ YOEBS/MS/PhD or equivalent experience; 2+ years professional software development; proficiency with Docker, Kubernetes and cloud (AWS, GCP, Azure); strong CS fundamentals and customer-focused mindset.
Esri: Developing software for digital mapping and spatial data analysis.
2+ YOE2+ years backend engineering experience; professional experience with Python, Node.js/JavaScript, and Java; experience with ArcGIS Enterprise, containerization (Docker/Kubernetes), API design, and Top Secret/SCI clearance required; Bachelor's in STEM.