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243 mid level software engineer jobs at 124 companies in San Bernardino, CA

3mo
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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
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1mo
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Software Engineer
Minnetonka or Cypress
$73k-$130k/yr OnsiteFull Time
UnitedHealth Group
UnitedHealth GroupNYSE: UNH: Provides health insurance and technology-enabled health care services.
3+ YOEBachelor's degree or equivalent; 3+ years software engineering experience with microservices, REST APIs, React, containerization (Docker/Kubernetes), cloud (Azure preferred or AWS), IaC (Terraform), CI/CD (Jenkins/GitHub Actions); familiarity with AI/ML, LLMs, OpenAI, and cloud monitoring.
AWS, Terraform, CloudWatch, TensorFlow, PyTorch, Azure Monitor, Splunk, Grafana, React JS, OpenAI, GitHub Copilot, Jenkins, GitHub Actions, Microsoft .NET Core, C#, Python, JavaScript, Docker, Kubernetes, Microsoft Azure
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3mo
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Software Engineer (Range Systems)
Corona, California, United States
$115k-$150k/yr HybridFull Time
Saalex
Saalex: Provides engineering, IT, and mission support for defense agencies.
7+ YOE7+ years in systems/software engineering; experience with hardware/software integration; proficiency in C++, Java, Python, or C#; DoD or defense program exposure is a plus.
C++, Java, Python, C#, TCP/IP
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Software Engineer, Diagnostics
Garden Grove, California, United States
$140k-$180k/yr OnsiteFull Time
Harbinger
Harbinger: Produces electric chassis platforms for medium-duty commercial transport vehicles.
Automotive software engineering with UDS/CAN/ODX, strong Python and C++ skills, diagnostics and unit testing experience, ECU/vehicle hardware validation, and familiarity with ISO 26262; Android development preferred.
UDS, CAN, ODX, Python, C++, Ethernet, LIN, CANdela Studio, Android, ISO 26262
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1d
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Software Engineer (C#)
Costa Mesa, California, United States
$166k-$220k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
3+ YOEBachelor’s degree in computer science, computer engineering, or related field; 3 years of software development experience; C#/.NET backend, AWS, Docker, Kubernetes, infrastructure as code, and database experience; U.S. citizenship required.
C#, ASP.NET, .NET Core, AWS, Docker, Kubernetes, SQLite, SQL Server, AWS DynamoDB, Redis, CPython
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Software Development Engineer
Irvine, California, United States
$170k-$220k/yr HybridFull Time
Jiffy: Sells blank apparel and custom printed clothing online.
5+ YOE5+ years software engineering; BS in CS/Engineering; AI coding agents experience; server-side language; frontend React/TypeScript; databases; code review.
AI agents tools, Ruby on Rails, Solidus / Spree, GraphQL, React, Kubernetes, RSpec, Vitest, Playwright
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Software Development Engineer, Devices Software & Services
Irvine or Los Angeles County
$144k-$194k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
3+ YOEBachelor's degree or equivalent, 3+ years professional software development, 2+ years contributing to systems architecture/design, experience programming in at least one language, familiarity with software engineering best practices and agentic tools.
Kiro, Claude, Cursor
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2mo
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Software Engineer - AI
Irvine, California, United States
$99k-$158k/yr OnsiteFull Time
Ingram Micro
Ingram MicroNYSE: INGM: Global distributor of technology products and supply chain solutions.
3+ YOEBachelor's degree in a relevant field; 3–5 years' experience; strong Python and Java or .NET skills; experience with AI agents, RAG, databases, APIs, cloud platforms, and software delivery.
Python, Java, .NET, C#, Agent Development Kit (ADK), NumPy, Pandas, Scikit-learn, NLTK, SpaCy, LangChain, ReactJS, OpenAI, Google DeepMind, Anthropic, LangGraph, CrewAI, Semantic Kernel, AutoGen, Docker, Kubernetes, PostgreSQL, SQL, NoSQL, pgvector, Pinecone, Weaviate, ChromaDB, Google Cloud Platform (GCP), Amazon Web Services (AWS), Microsoft Azure, REST APIs, JSON, XML, CI/CD, RAG, LLM, MCP
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2w
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MTS I, Software Engineer (Embedded)
Irvine, California, United States
$33-$55/hr HybridFull Time
Panasonic North America
Panasonic North AmericaTokyo Stock Exchange: 6752: Develops and manufactures electronics for consumer and industrial sectors.
3+ YOEExperience with C/C++, Linux/Android, CI/CD, socket programming, networking protocols, web technologies; Bachelor's degree in CS/SE/EE; ~3 years software engineering experience preferred; Agile experience.
C, C++, Linux, Android, CI/CD, HTML, CSS, JavaScript, React, PHP, REST APIs, Python, TCP, UDP, IP
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2w
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Mid-Level AI Product / Creative-Tools Engineer
Santa Ana, California, United States
$120k-$155k/yr OnsiteFull Time
eJam
eJam: Builds and scales direct-to-consumer e-commerce brands.
2–4 years production software engineering experience; strong React and TypeScript; modern React toolchain (Next.js or Vite); Node.js backend and relational DB knowledge; automated testing; fluency with agentic coding tools.
React, TypeScript, Next.js, Vite, Node.js, NestJS, Python, FastAPI, Claude Code, Codex, Cursor, Playwright, TanStack Query, Mantine, SSE, WebSockets
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1w
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Software Engineer, Data Engineering
Irvine, California, United States
$115k-$170k/yr OnsiteFull Time
Field AI
Field AI: Develops autonomous software brains for robots in unstructured environments.
3+ YOEBachelor's or Master's in CS/Engineering,3+ years in data/backend/platform engineering, strong Python, experience building production data pipelines, Airflow, and AWS services.
Airflow, Python, S3, Lambda, ECS, EC2, RDS, Redshift, Glue, Athena, SQS, AWS CDK, Terraform, CloudFormation, Kubernetes, Snowflake, BigQuery, Databricks
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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
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3d
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LoopNet - Software Engineer II
Orange County, California, United States
$118k-$154k/yr HybridFull Time
CoStar Group
CoStar GroupNASDAQ: CSGP: Provides global real estate information, analytics, and online marketplaces.
4+ YOEBachelor's degree and 4+ years of C#/.NET production experience required. Experience with APIs, backend systems, testing, architecture, mentoring, and software design principles.
C#, .NET, .NET Core, AWS, Claude Code, GitHub Copilot, Vue.js, React, TypeScript, Microsoft SQL, MySQL, Amazon S3, Amazon SQS, DynamoDB, Amazon ElastiCache, Apache Kafka, Datadog, microservices, Docker, Kubernetes, CI/CD, DevOps, Infrastructure as Code, Git, BigQuery, Databricks, Snowflake, Python
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3d
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LoopNet - Software Engineer II
Irvine, California, United States
$118k-$154k/yr HybridFull Time
CoStar Group
CoStar GroupNASDAQ: CSGP: Global provider of commercial and residential real estate data.
4+ YOEBachelor’s degree and 4+ years of production C#/.NET experience required. Requires backend/API development, testing, software design, product delivery, and mentoring; AWS and AI coding tools are emphasized.
C#, .NET, .NET Core, AWS, Claude Code, GitHub Copilot, Vue.js, React, TypeScript, MS SQL, MySQL, S3, SQS, DynamoDB, ElastiCache, Apache Kafka, Datadog, Docker, Kubernetes, CI/CD, DevOps, Infrastructure as Code, Git, BigQuery, Databricks, Snowflake, Python
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3w
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Embedded Software Engineer III
Los Angeles or Altadena
$165k-$231k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
3+ YOEBachelor's in CS/Robotics/CE/EE, 3+ years embedded or PC software development, proficiency in C/C++, driver and RTOS development, Git, sensor drivers, communication protocols, and autonomy/safety software.
C, C++, Git, Python, RTOS, GDS, Ethernet, USB, CAN, SPI, I2C
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1mo
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SOFTWARE DEVELOPER (.NET/C#)
Norco, California, United States
$95k-$150k/yr OnsiteFull Time
VSolvit
VSolvit: Providing technology services and data solutions for government agencies.
3+ YOEOn-site Norco role requiring 3+ years software development experience with C#/.NET desktop applications, OOP, multi-threading/TPL, Git, strong communication, U.S. citizenship, and ability to obtain a U.S. government security clearance.
C#, .NET, Delphi, Unity, Git, Jira, Confluence, Avalonia UI, WPF, WinUI, MAUI, Task Parallel Library (TPL), SAFe, Scrum
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3mo
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Software Engineer II
City of Industry, California, United States
$90k-$130k/yr OnsiteFull Time
Equus Compute Solutions
Equus Compute Solutions: Designs and manufactures custom computer servers and storage systems.
3+ YOEBachelor's in computer engineering or computer science; 3-5 years Linux, API development/integration; experience with C, Go, Node.js, Python; production Linux experience; manufacturing/tech product development preferred.
Kubernetes, Docker, Puppet, Chef, Ansible, GitLab, Jira, Azure DevOps, PostgreSQL, JSON, HTML, C, Go, Node.js, Python, Linux
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1mo
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Software Engineer - AI
Irvine, California, United States
$99k-$158k/yr HybridFull Time
Ingram Micro
Ingram MicroNYSE: INGM: Distributes information technology products and provides supply chain solutions.
3+ YOEBachelor's degree and 3+ years experience. Strong Python required; proficiency in Java or .NET (C#). Experience with LLMs, agent development, RAG, vector databases, cloud platforms, data processing, and APIs.
Python, Java, .NET, C#, Agent Development Kit (ADK), LangChain, NumPy, Pandas, Scikit-learn, NLTK, SpaCy, PostgreSQL, pgvector, Pinecone, Weaviate, ChromaDB, Google Cloud Platform (GCP), Amazon Web Services (AWS), Microsoft Azure (Azure), ReactJS, OpenAI, Google DeepMind, Anthropic, MCP (Model Context Protocol), LangGraph, CrewAI, Semantic Kernel, AutoGen, Docker, Kubernetes, REST APIs, JSON, XML, CI/CD
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4w
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Software Engineer 2
Irvine, California, United States
$83k-$132k/yr OnsiteFull Time
Broadcom
BroadcomNASDAQ: AVGO: Designs and sells semiconductors and infrastructure software to enterprises.
3+ YOEBS/MS/PhD in CS/EE or similar; 3+ years relevant experience for BS (0+ for MS/PhD); strong in C/C++, Golang, Python; deep Linux/Unix internals; containerization and Kubernetes experience; strong communication skills.
C, C++, Golang, Python, Docker, containerd, Kubernetes
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Senior Software Verification & Validation Engineer
Irvine, California, United States
$88k-$147k/yr OnsiteFull Time
Fortive
FortiveNYSE: FTV: Industrial technology conglomerate providing critical instrumentation, software, and safety solutions.
3+ YOEBachelor's in engineering or CS,3+ years embedded/software V&V experience,requirements-based testing,Python automation,defect tracking tools (JIRA,Azure DevOps,Polarion,Jama),Windows and Microsoft Office proficiency.
Python, JIRA, Azure DevOps, Polarion, Jama, Windows, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook, multimeter, oscilloscope, function generator, logic analyzer
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