39 application integration engineer jobs at 35 companies in Fairfield, CA

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Field Application Engineer
Fremont, California, United States
$90k-$120k/yr OnsiteFull Time
AMAX
AMAXTaiwan Stock Exchange: 6933: Designs and manufactures GPU-accelerated AI and HPC computing infrastructure.
Bachelor's in engineering/CS required; experience with server hardware, rack integration, data center infrastructure, networking/storage, and OEM/ODM; strong customer-facing communication, project coordination, problem-solving, and ability to travel for onsite support.
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Senior Application Security Engineer
New York or Los Angeles or San Francisco
$165k-$190k/yr HybridFull Time
Tatari
Tatari: A platform for buying and measuring TV advertising campaigns.
Production Python experience, significant hands-on application security experience, threat modeling, building security tooling/automation, familiarity with AWS and Kubernetes, and SAST/DAST/SCA/CI-CD integration.
Python, Java, Rust, AWS, Kubernetes, OWASP Top 10, API Security Top 10, ASVS, SPVS, AISVS, SAST, DAST, SCA, CI/CD
3w
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Application Engineer
Petaluma or California
$98k-$146k/yr HybridFull Time
Amy's Kitchen
Amy's Kitchen: Family-owned producer of organic, vegetarian, and non-GMO frozen meals.
2+ YOE2+ years data engineering experience; proficiency with Azure Data Factory, Azure Synapse, Databricks, SQL/PL/SQL, Power BI, ETL/ELT, Azure DevOps, Git; experience with AI/ML model integration preferred; bachelor's in CS or equivalent preferred.
Azure Data Factory, Azure Synapse, Databricks, SQL, PL/SQL, Power BI, Oracle BI, DAX, Power Query (M), Azure DevOps, Git, SVN, Azure AI, Azure OpenAI, Copilot, Azure SQL, Oracle EBS, OBIEE, bash, PowerShell
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Sr Marketing Systems Integration Engineer
Dublin, California, United States
$133k-$179k/yr HybridFull Time
Tailored Brands
Tailored Brands: Omnichannel retailer of menswear, formalwear, and tailored clothing.
8+ YOEBachelor's in CS/IS/Engineering, 8+ years integrating enterprise applications and marketing tech, 5+ years SQL, API/webhook/event-driven integration experience, CI/CD and Git, experience with PAM/DAM and marketing platforms, GDPR/CCPA knowledge.
CDP, CRM, PAM, DAM, CMS, PIM, Salesforce Marketing Cloud, Adobe Experience Platform, Braze, Iterable, Twilio, Segment, Customer C360, RESTful services, webhooks, API, HTML, SQL, Git, CI/CD
2mo
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Sr. Application Developer
San Francisco, California, United States
$101k-$190k/yr HybridFull Time
University of California, San Francisco
University of California, San Francisco: Public research university dedicated to health sciences and education.
3+ YOEBachelor's degree in information technology, computer science, or related area; 3+ years full-stack development with Node.js, PHP, JavaScript; MySQL; Linux; UI/UX, SDLC/Agile; GitHub; ERP integration; strong analytical and communication skills.
Node.js, PHP, JavaScript, jQuery, Lumen, Laravel, MySQL, Linux, GitHub, Shell scripting, Cron
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Application Development Manager
Sacramento, California, United States
HybridFull Time
Recology
Recology: Provides integrated waste management and resource recovery services.
10+ YOE5+ Mgmt10+ years application development experience, 5+ years managing technical teams, strong SaaS/integration and cloud (Azure preferred) knowledge, C# or Python experience, DevOps/CI-CD, SDLC, and vendor management.
Azure, C#, Python, CI/CD
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Software Engineer, Public Sector Application
Atlanta or San Francisco or Seattle or Austin
$156k-$227k/yr RemoteFull Time
Ditto
Ditto: Peer-to-peer data synchronization software for edge and mobile applications.
5+ YOE5+ years in software engineering; 2+ years Android development; experience with ATAK/TAK ecosystem; strong integration design; clearance eligible; strong communication.
Android SDK, Kotlin, Java, ATAK, TAK Server, CoT messaging, API contracts, data synchronization
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Distinguished Engineer, Luau Application
San Mateo, California, United States
$399k-$458k/yr HybridFull Time
Roblox
RobloxNYSE: RBLX: Platform for creating and playing user-generated 3D digital experiences.
15+ YOE15+ years building cross-platform software frameworks; deep experience with TypeScript, React, React Native or Flutter; frontend architecture; scripting/native integration; bachelor's in CS or equivalent experience.
TypeScript, React Native, Flutter, React, Luau
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Security Engineer
New York City or San Francisco
$165k-$200k/yr OnsiteFull Time
Merge
Merge: Unified API platform for connecting B2B software integrations.
3+ YOE3+ years security engineering with product/application focus; familiarity with OWASP, threat modeling, secure code review, SAST/DAST/SCA and CI/CD integration; able to read/write code; SaaS/API experience.
OWASP, SAST, DAST, SCA, CI/CD
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Platform Engineer, Security
San Francisco, California, United States
$200k-$330k/yr OnsiteFull Time
Decagon
Decagon: Conversational AI platform for automated customer support.
3+ YOE3+ years application security experience, expertise in secure SDLC, threat modeling, secure code review, vulnerability assessment, SAST/DAST/IAST and CI/CD integration, and working with engineering teams to remediate findings.
SAST, DAST, IAST, CI/CD, Semgrep, CodeQL, Cursor Bug Bot, XBOW, Google Cloud, OWASP Top 10
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Staff Security Engineer
San Francisco, California, United States
$200k-$260k/yr HybridFull Time
Collective
Collective: All-in-one financial platform for self-employed entrepreneurs.
8+ YOE8+ years security engineering experience, deep application security expertise, strong authentication/authorization knowledge (OAuth 2.0, OIDC, SAML, JWT), SAST/DAST and CI/CD integration experience, and familiarity with CCPA/GDPR compliance.
OAuth 2.0, OIDC, SAML, JWT, SAST, DAST, Semgrep, Snyk, Burp Suite, CI/CD
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Staff/Senior Engineer, Security
San Francisco or Toronto or United States or Canada
$180k-$260k/yr HybridFull Time
EvenUp
EvenUp: AI-powered document generation and analysis for personal injury law.
5+ YOE5+ years in security-focused engineering with hands-on architecture, SAST/DAST and CI/CD integration, cloud and application security, experience securing AI systems, strong scripting (Python) and relevant cybersecurity certification.
SAST, DAST, CI/CD, OWASP, JFrog, Snyk, SASE, CASB, RASP, Python, Ruby, Node.js, DNS-SEC
2mo
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System Applications Engineer - Lisle, Illinois, United States
Lisle or Fremont or Harrisburg
$110k-$160k/yr OnsiteFull Time
Koch Inc.
Koch Inc.: Operates global manufacturing, refining, and industrial technology businesses.
Bachelor's in Mechanical Engineering; system-level engineering experience; customer interfacing; CAD proficiency; electrical, thermal, and signal integrity awareness.
NX, CAD
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Staff Product Security Engineer
San Francisco, California, United States
$180k-$248k/yr HybridFull Time
Okta
OktaNASDAQ: OKTA: Provide secure identity management and authentication for enterprises.
7+ YOE7+ years in information security with deep application/offensive research or AI/ML security, hands-on assessment of LLM-integrated and agentic systems, proficiency in multiple programming languages, threat modeling, manual code review, and strong communication.
Python, Go, Java, TypeScript, C, C++, SAST, DAST, SCA, fuzzing, OIDC, OAuth 2.0, SAML, CI/CD, LLM, MCP
2w
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Enterprise Applications Engineer
San Francisco, California, United States
$135k-$160k/yr OnsiteFull Time
Presidio Trust
Presidio Trust: Managing and preserving the Presidio of San Francis national park.
8+ YOEBachelor's degree or equivalent,8 years enterprise applications/admin and integrations experience,proficiency with SQL,API integrations,application upgrades,documentation,security and data governance.
Coupa, VFA, SharePoint, ArcGIS, Microsoft 365 (O365), Smartsheet, Asana, Power BI, AZURE, AWS, GCP, MuleSoft, Boomi, Azure Data Factory, Fabric Data Factory, Python, PowerShell, Microsoft Copilot, OpenAI/ChatGPT Enterprise, SQL, REST, SOAP
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People Analytics AI Engineer
Seattle or San Francisco or New York City or Washington or Bengaluru or United States
$146k-$221k/yr RemoteFull Time
Samsara
SamsaraNYSE: IOT: Connected Operations Cloud platform for physical operations and IoT.
8+ YOEBachelor’s degree or comparable experience; 8+ years building production-grade enterprise applications; hands-on LLM experience; proficiency in Python, SQL/NoSQL, integrations, low-code automation, AWS, and data warehouses.
large language model (LLM), Python, SQL, NoSQL, Workato, UiPath, Zapier, Workday, Google Suite, Slack, Salesforce, ServiceNow, AWS, Databricks, Snowflake, Google BigQuery, Amazon Redshift, Greenhouse, Pave, Lattice, BrightHire, GitHub, Cursor
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88-50102061 Technical Lead – Application Systems Analyst
South San Francisco, California, United States
$185k-$223k/yr HybridFull Time
Roche
RocheSIX Swiss Exchange: ROG: Develops and manufactures innovative medicines and diagnostic tests.
5+ YOEBachelor's in engineering/computer science,5+ years progressive experience,expertise in designing technical solutions,integrations,and regulatory-compliant reporting for healthcare data.
machine learning, artificial intelligence, neural networks
2w
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Sr. Applications Engineer Functional Verification
Fremont, California, United States
$147k-$293k/yr HybridFull Time
Siemens
SiemensXETRA: SIE: Manufactures industrial automation, infrastructure, and energy technology systems.
Senior field application engineer with advanced technical expertise in pre-sales, customer engagement, solution integration, and mentoring other engineers; strong presentation, discovery, and cross-functional collaboration skills.
3mo
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Research Engineer
Oakland, California, United States
$120k-$150k/yr HybridFull Time
Paradromics
Paradromics: Develops implantable brain-computer interfaces to restore communication for patients.
3+ YOEDevelop software for brain-computer interface applications; data curation; ML integration; cross-team collaboration.
Python, Rust, C++, Go, Machine Learning
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Applications Engineer - Financial Systems
Kansas City or Atlanta or New York or Chicago or Los Angeles or Washington or Birmingham or Boston or Chattanooga or Charleston or Dallas or Denver or Edwardsville or Fort Lauderdale or Fort Worth or Houston or Jefferson City or Miami or Nashville or Park City or Philadelphia or Phoenix or Raleigh or Seattle or San Francisco or Salt Lake City or St. Joseph or St. Louis or Wilmington
$130k-$150k/yr RemoteFull Time
Polsinelli
Polsinelli: Am Law 100 law firm providing comprehensive legal services.
Experience supporting legal finance applications (Elite 3E or similar), strong SQL and BI skills, integrations, and cross-functional collaboration.
Elite 3E, Aderant Expert, Aderant Sierra, Bo​omi, BizTalk, SQL, Power BI, SSRS, Chrome River/Emburse, ClientPay/LawPay, ALP Imaging, Clocktimizer, Xcelerate, e-billing platforms, XML, CSV, APIs