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Senior Backend Developer Jobs in Rialto, CA (NOW HIRING)

loanDepot

Lead Software Engineer (.NET/Azure)

Orange, CA · On-site

Responsible for delivering senior level innovative, compelling, coherent software solutions for our ... This position involves both front-end and back-end development responsibilities, with emphasis ...

New

CoStar Group

LoopNet - Senior Software Engineer

Orange, CA · On-site

$130K - $172K/yr

Strong experience building APIs and backend systems with a solid grasp of software design ... Familiarity with CI/CD pipelines, DevOps practices, and Infrastructure as Code tools. * Application ...

CoStar Group

LoopNet - Senior Software Engineer

Orange, CA · On-site

$130K - $172K/yr

Strong experience building APIs and backend systems with a solid grasp of software design ... Familiarity with CI/CD pipelines, DevOps practices, and Infrastructure as Code tools. * Application ...

CoStar Group

Loopnet - Senior iOS Engineer

Orange, CA · On-site

$130K - $204K/yr

Loopnet - Senior iOS Engineer Overview CoStar Group is a leading global provider of commercial and ... Work with the team to create user interface layouts for customers and interfaces to backend web ...

Esri

Sr. Product Engineer - Web Services

Redlands, CA · On-site

$93K - $159K/yr

As a Senior Product Engineer - Web Services, you will own and guide the evolution of backend services that power in-app and programmatic customer workflows across the ArcGIS platform. This is a ...

StartX

Software Engineer - Full-stack

Ontario, CA · On-site

$130 - $180/hr

About the Role Swiftly is looking for a Senior Software Engineer with experience building scalable ... Our backend environment includes Java, Node.js, and Python; our MV* framework of choice is Vue.js ...

New

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Senior Backend Developer information

See Rialto, CA salary details

$64.2K

$140.2K

$191K

How much do senior backend developer jobs pay per year?

As of Aug 21, 2026, the average yearly pay for senior backend developer in Rialto, CA is $140,227.00, according to ZipRecruiter salary data. Most workers in this role earn between $120,800.00 and $156,900.00 per year, depending on experience, location, and employer.

What does a senior backend developer do?

A Senior Backend Developer is responsible for designing, building, and maintaining the server-side logic of web applications. They work with databases, APIs, and server infrastructure to ensure that applications run smoothly, securely, and efficiently. In addition to writing robust code, they often mentor junior developers, contribute to architectural decisions, and collaborate with frontend teams to deliver seamless user experiences. Their expertise is crucial for scaling applications and implementing best practices in software development.

What are the key skills and qualifications needed to thrive as a senior backend developer, and why are they important?

To thrive as a Senior Backend Developer, you need advanced proficiency in server-side programming languages (such as Java, Python, or Node.js), deep understanding of API design, and experience with database management, often supported by a degree in computer science or related field. Familiarity with version control systems (like Git), cloud platforms (such as AWS or Azure), and relevant certifications in backend technologies are commonly required. Strong problem-solving abilities, effective communication, and leadership skills help you collaborate with cross-functional teams and mentor junior developers. These competencies ensure robust, scalable backend systems and drive successful project delivery in complex technical environments.

What are common challenges senior backend developers face when leading complex projects, and how can they address them?

Senior Backend Developers often encounter challenges such as integrating legacy systems with new technologies, ensuring scalability under increased load, and coordinating cross-functional teams for seamless feature delivery. Addressing these challenges typically involves proactive architectural planning, clear communication with frontend and DevOps teams, and adopting best practices like code reviews and automated testing. Staying updated on emerging technologies and fostering a culture of knowledge sharing within the team also help in overcoming technical obstacles and driving successful project outcomes.

What is the difference between Senior Backend Developer vs Backend Developer?

AspectSenior Backend DeveloperBackend Developer
Required Experience5+ years, leadership skills1-3 years, foundational skills
ResponsibilitiesDesign architecture, mentor juniors, optimize systemsImplement features, fix bugs, write code
Skills & CertificationsAdvanced coding, system design, relevant certificationsBasic coding, database knowledge
Work EnvironmentCollaborates with cross-functional teams, often in larger projectsFocuses on individual tasks within projects

The main difference between a Senior Backend Developer and a Backend Developer lies in experience, responsibilities, and leadership. Senior Backend Developers typically have more years of experience, take on complex system design, and mentor junior staff, whereas Backend Developers focus on implementing features and fixing bugs. Both roles are essential in backend development teams, but the senior role involves more strategic and leadership duties.

What cities near Rialto, CA are hiring for Senior Backend Developer jobs?

Cities near Rialto, CA with the most Senior Backend Developer job openings:

Senior Backend Developer jobs near you
Infographic showing various Senior Backend Developer job openings in Rialto, CA as of August 2026, with employment types broken down into 79% Full Time, 3% Part Time, and 18% Contract. Highlights an 81% Physical, 4% Hybrid, and 15% Remote job distribution, with an average salary of $140,227 per year, or $67.4 per hour.

Lead Software Engineer (.NET/Azure)

loanDepot

Orange, CA • On-site

Full-time

Medical, Dental, Vision, PTO

Posted yesterday

New

loanDepot rating

7.9

Company rating: 7.9 out of 10

Based on 19 frontline employees who took The Breakroom Quiz

Job description

Position Summary: 

Responsible for delivering senior level innovative, compelling, coherent software solutions for our consumer, internal operations and value chain constituents across a wide variety of enterprise applications through the creation of discrete business services and their supporting components. This position involves both front-end and back-end development responsibilities, with emphasis dependent on the specific role placement and team needs. The job duties and requirements are defined for backend and front-end separately.

Responsibilities: 

  • Designs and applies best-of-breed, enterprise class: applications, services, and solutions to meet business objectives on large-scale technology projects; evaluates impact on integration, reliability, performance, scalability, flexibility and maintainability.
  • Drives the overall architectural direction of enterprise applications, defining technical standards, frameworks, and strategies to ensure scalable, robust, and maintainable solutions.
  • Provides technical mentorship, guidance, and leadership to engineering teams, assisting in skill development, team-building activities, and hiring processes.
  • Manages the technical delivery and accountability of large-scale, high-complexity initiatives, ensuring alignment with strategic business objectives and timelines.
  • Facilitates collaboration across multiple teams and departments, actively engaging with business stakeholders, product owners, and executives to gather requirements, manage expectations, and communicate technical vision clearly and effectively.
  • Proactively identifies opportunities for technical improvements, architectural enhancements, and strategic initiatives that streamline operations, reduce costs, and accelerate delivery.
  • Ensures the rigorous implementation of quality assurance processes, automated testing strategies, and comprehensive documentation practices, enhancing reliability and transparency across projects.
  • Actively contributes to the development and refinement of Continuous Integration/Continuous Deployment (CI/CD) pipelines, automation frameworks, and cloud-based infrastructure using Azure DevOps and Microsoft Azure services.
  • Leads complex troubleshooting and performance optimization initiatives, employing advanced debugging techniques, log analysis, and performance diagnostics to resolve critical system issues.
  • Participates actively in Agile ceremonies, promoting continuous improvement, innovation, and adoption of best practices in Agile and software development methodologies.
  • Champions organizational change, promotes adherence to software engineering standards, best practices, and regulatory compliance.
  • Performs other duties and projects as assigned

Requirements: 

  • B.S. in Computer Science or B.S. Software Engineering or B.A. in Computer Information Systems or equivalent education or experience.
  • Minimum eight (8) + years of experience with multiple programming languages and software development tools.
  • Extensive experience in developing enterprise-level applications using .NET and C#.
  • Strong proficiency with Angular (version 14+).
  • Advanced knowledge of Microsoft SQL, relational database design, Entity Framework, and performance optimization.
  • Demonstrated mastery in designing and developing RESTful APIs.
  • Experience with message-driven architecture (RabbitMQ preferred).
  • Strong understanding and experience with cloud infrastructure, particularly Microsoft Azure services (Azure Service Bus, Azure SQL, Azure Functions, Blob Storage).
  • Proven expertise in automated testing methodologies, TDD/BDD, and relevant unit testing frameworks.
  • Hands-on experience in containerization and orchestration technologies such as Docker and Kubernetes.
  • Demonstrates knowledge of, adherence to, monitoring and responsibility for compliance with state and federal regulations and laws as they pertain to this position.
  • Expert-level understanding of software architecture, object-oriented design, and enterprise system best practices.
  • Deep understanding of SOLID principles, Clean Architecture, and modern architectural patterns.
  • Exceptional analytical and problem-solving skills, including complex algorithmic analysis, data structures, and performance considerations.
  • Ability to effectively mentor technical teams, fostering professional growth and high performance.
  • Excellent communication, interpersonal skills, and experience in presenting technical concepts clearly to diverse stakeholders and senior leadership.
  • Strategic thinker, proactive learner, and innovative leader who drives continuous improvement and aligns technology initiatives with organizational objectives
  • Employees located within a commutable distance of our hub offices (Irvine, Scottsdale, Chandler, Southfield or Plano) are expected to work on-site four days per week.

Why work for #teamloanDepot: 

  • Competitive compensation package based on experience, skillset and overall fit for #TeamloanDepot.
  • Inclusive, diverse, and collaborative culture where people from all backgrounds can thrive
  • Work with other passionate, purposeful, and customer-centric people
  • Extensive internal growth and professional development opportunities including tuition reimbursement
  • Comprehensive benefits package including Medical/Dental/Vision
  • Wellness program to support both mental and physical health
  • Generous paid time off for both exempt and non-exempt positions

About loanDepot: 

loanDepot (NYSE: LDI) is a digital commerce company committed to serving its customers throughout the home ownership journey. Since its launch in 2010, loanDepot has revolutionized the mortgage industry with a digital-first approach that makes it easier, faster, and less stressful to purchase or refinance a home. Today, loanDepot enables customers to achieve the American dream of homeownership through a broad suite of lending and real estate services that simplify one of life's most complex transactions. With headquarters in Southern California and offices nationwide, loanDepot is committed to serving the communities in which its team lives and works through a variety of local, regional, and national philanthropic efforts.
 
Base pay is one part of our total compensation package and is determined within a range. This provides the opportunity to progress as you grow and develop within a role. The base pay for this roles is between $138,000 and $190,500. Your base pay will depend on multiple individualized factors, including your job-related knowledge/skills, qualifications, experience, and market location. 
 
We are an equal opportunity employer and value diversity in our company. We do not discriminate based on race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

Company Description

loanDepot, America's lender, matches borrowers through technology and high-touch customer care with the credit they need to fuel their lives. As a fast-growing national consumer lender, the loanDepot platform is disrupting finance by dissolving the lines between mortgage and nonmortgage credit.

The company has funded over $100 billion in loans since inception, and is passionate about emerging financial technology and dynamic product delivery supported by excellent customer service to empower consumers.

Headquartered in Southern California, loanDepot employs 5,400+ lending professionals across the country including 1,700+ licensed loan officers who hold 10,000+ licenses. The company operates 180+ local loan locations nationwide. NMLS # 174457

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