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128 junior backend developer jobs at 79 companies in San Leandro, CA

3mo
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Engineer, Backend
San Mateo, California, United States
OnsiteFull Time
Bedrock Data
Bedrock Data: AI-native data security and governance platform for enterprise environments.
Backend engineer with experience designing scalable services; strong problem-solving; entrepreneurial mindset.
Golang, Python, Node, AWS, Neo4j, SQL
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1w
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Backend Engineer - Connectivity
San Mateo, California, United States
$125k-$160k/yr OnsiteFull Time
Verkada
Verkada: Sells integrated AI-powered cloud physical security hardware and software.
1+ YOE1+ years backend experience, BS/MS in CS or related, proficiency in Python and/or Go, experience with Redis/DynamoDB/Postgres, Kafka/SQS, Terraform/Kubernetes, and REST APIs.
Redis, DynamoDB, Postgres, Kafka, SQS, Terraform, Kubernetes, Python, Go, REST APIs
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3w
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Backend Software Engineer
San Francisco, California, United States
$100k-$130k/yr HybridFull Time
Ketch
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.
Golang, Java, Python, Scala, AWS, GCP, Azure, Github Actions, Redis, Cassandra, DynamoDB, ScyllaDB, Postgres, ElasticSearch, git, GitHub, Kubernetes
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1w
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Associate Backend Engineer.
Sunnyvale, California, United States
$100k-$105k/yr OnsiteFull Time
DigiCert
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.
Go, Rust, Java, Python, C++, AWS, Azure, GCP, Docker, Kubernetes, LinkedIn Learning, Motivosity
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1mo
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Backend Engineering Intern
San Francisco or Istanbul or Ankara
HybridFull Time, Internship
PlusMinusOne
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.
Git
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1mo
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Backend Engineer, Applied Agents (Los Altos)
Los Altos, California, United States
OnsiteFull Time
PhnyX Lab
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.
Python, FastAPI, Postgres, vector DB, RAG, LangGraph, AWS, Terraform, Kubernetes, Claude Code, Cursor
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1w
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Backend Platform Engineer
San Francisco, California, United States
$180k-$240k/yr OnsiteFull Time
Usul
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.
Python, DevOps, Bash, Linux, Kubernetes, Terraform, AWS, GCP, Typescript
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3w
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Software Engineer - Backend
Sunnyvale, California, United States
OnsiteFull Time
Applied Intuition
Applied Intuition: Developing software and simulation infrastructure for autonomous vehicles.
2+ YOEBachelor's degree,2+ years backend web services experience,proficiency in Go or Python,distributed systems,microservices,cloud platforms and containerization,NoSQL (Redis),EMR not mentioned.
protobuf, gRPC, AWS, GCP, OCI, Docker, Kubernetes, Redis, Go, Python
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3w
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Backend Software Engineer, Content E-Commerce
San Jose, California, United States
$156k-$317k/yr OnsiteFull Time
TikTok
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.
Java, Golang, Python, C++, MySQL, Redis, Kafka
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2w
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Backend Compiler Engineer - New College Grad 2026
Santa Clara, California, United States
$108k-$196k/yr OnsiteFull Time
NVIDIA
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
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4d
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Software Engineer, Backend, Level 4
Los Angeles or New York City or Bellevue or Seattle or San Francisco or Palo Alto or Santa Monica
$133k-$235k/yr OnsiteFull Time
Snap
SnapNYSE: SNAP: Provides visual messaging software and augmented reality wearable devices.
2+ YOEBachelor's in a technical field or equivalent experience,2+ years post-Bachelor’s software development experience,experience with distributed systems,operational skills,collaboration and strong CS fundamentals.
Java, C++, Python, NoSQL, Memcache, Redis, Kubernetes, Google services, AWS services
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2d
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Back-End Storage Developer
Tucson or Research Triangle Park or San Jose or Austin
$101k-$139k/yr OnsiteFull Time
IBM
IBMNew York Stock Exchange: IBM: Global technology providing enterprise software, cloud, and consulting.
Bachelor's degree required; Linux storage administration, Ceph/OpenShift/Kubernetes experience; scripting in Python and Bash and programming in C/C++; troubleshoot, send upstream patches, and collaborate with global teams.
Ceph, OpenShift, Kubernetes, Python, Bash, C, C++, Linux, RADOS, CephFS, RBD, Prometheus, Grafana, AWS, Azure, GCP
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2mo
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Software Engineer- Backend Intern (Fall 2026)
San Francisco, California, United States
$29/hr OnsiteInternship
Astranis
Astranis: Builds and operates small geostationary communications satellites.
Pursuing a CS degree; strong Python; databases and pub/sub/streaming experience; open to applicants not matching all criteria.
Python, PostgreSQL, RabbitMQ, Apache Flink, Kubernetes
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1w
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Software Engineer, Backend (Release Engineering)
San Francisco, California, United States
$148k-$200k/yr HybridFull Time
Benchling
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.
node, python
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3w
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Backend Development Engineer Intern (Infrastructure Platform Delivery) - 2026 Fall (BS/MS)
San Jose, California, United States
OnsiteInternship
ByteDance
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.
Java, Go, C/C++, MySQL, Redis, Linux, TCP, UDP, HTTP
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1mo
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Software Engineer (Backend) - MTS
Redwood City, California, United States
$141k-$194k/yr HybridFull Time
Salesforce
SalesforceNYSE: CRM: Sells cloud-based customer relationship management and business software solutions.
2+ YOEMinimum 2 years software development; strong Java/JVM backend skills, cloud-native architecture (AWS/Azure/GCP), SQL, Docker, Kubernetes, distributed systems (Spark/Kafka), testing (JUnit/TestNG), Git and CI/CD, strong communication.
Java, JVM, AWS, Azure, GCP, SQL, Cassandra, MongoDB, Docker, Kubernetes, Apache Spark, Kafka, JUnit, TestNG, Git, RESTful APIs, Claude Code, Cursor
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1h
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Software Engineer, Backend
San Carlos, California, United States
$135k-$190k/yr HybridFull Time
Beacon AI
Beacon AI: Developing an AI-powered-pilot for safer flight operations.
2+ YOE2+ years building backend systems or equivalent experience; experience with Python or JavaScript/TypeScript (Node.js); API and database experience; familiarity with production reliability, performance, and security.
Python, JavaScript, TypeScript, Node.js
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3w
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Software Engineer, Backend, Level 4
Santa Monica or Los Angeles or New York City or Bellevue or Seattle or San Francisco or Palo Alto
$157k-$235k/yr OnsiteFull Time
Snap
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
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2d
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Software Engineer III - Back End
Bentonville or Sunnyvale
$90k-$234k/yr OnsiteFull Time
Walmart
WalmartNYSE: WMT: Multinational retail operating discount stores and supermarkets.
2+ YOEDevelop scalable backend services and APIs using Java for cloud-native, distributed systems. Experience with CI/CD, observability, production troubleshooting, and AI-assisted development tools. Must be authorized to work in the U.S.
GitHub Copilot, Claude, Cursor, Java, CI/CD
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1mo
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Senior Software Engineer - Backend
New York City or San Francisco or London or Sydney
$170k-$240k/yr OnsiteFull Time
Sigma Computing
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.
Rust, Go, GraphQL, Node, Kubernetes, SQL, Python, GCP, AWS, Azure
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