Top Entry Level Software Engineer Jobs in Los Angeles, CA

Develop backend systems and continuous delivery platforms that help engineering teams release software independently and safely. Responsibilities include writing tested and extensible code, collaborating with stakeholders, debugging code, participating in code reviews, balancing delivery speed with reliability, and contributing to team growth. The role involves working with distributed systems and technologies including Python or Kotlin, AWS, MySQL, and Kubernetes.

Develop and maintain satellite command-and-control, mission-planning, mission-data processing, and data-analysis software using Elixir. Collaborate on architecture, design, and code reviews while working across engineering disciplines. The role requires functional programming, resilient and fault-tolerant distributed systems, front-end development, live-system debugging, and strong communication. Preferred experience includes Elixir OTP, React, TypeScript, OAuth2, network protocols, databases, and distributed-system monitoring.

Develop payload flight software, test scripts, data-processing tools, and embedded software for a military satellite communications system. Perform integration testing, anomaly investigation, root-cause analysis, troubleshooting, simulation and hardware test-bed development across multiple platforms and operating systems. Collaborate with software and systems engineers, support customer-site activities, and provide on-call assistance for operational anomalies. The role requires onsite work, analytical problem-solving, and an active Secret clearance.

Build and maintain web application features across merchant, patient, and internal products. Develop frontend functionality with JavaScript, TypeScript, React, and Next.js, while contributing to Node.js backend services, APIs, databases, integrations, testing, debugging, and production support. Collaborate with engineers, product managers, and designers, participate in code reviews and technical planning, use AI-assisted development tools, and progressively take ownership of software delivery.

Build and ship reliable full-stack software for high-stakes hospital workflows. Own projects end-to-end across product, machine learning, data pipelines, cloud and on-prem infrastructure. Develop backend and frontend features, APIs, integrations, and database systems while collaborating with product and clinical users. Contribute to prototyping, testing, weekly enhancements, and team culture. The role is remote-first across Europe and the US, with international travel to hospitals required.

Build and maintain reliable full-stack applications for high-stakes hospital environments, specializing in frontend architecture, design systems, modularity, mobile readiness, and cross-device experiences. Collaborate with design, product, and machine learning teams; mentor engineers on frontend practices; deliver frequent enhancements with minimal regressions; and own projects end to end. Some international travel to hospitals is required for workflow observation and clinical-user collaboration.

Develop and launch scalable full-stack search systems using JavaScript, TypeScript, Python, or Kotlin. Collaborate with engineers and stakeholders, balance delivery speed with system reliability, debug code, participate in code reviews, write tested and extensible software, and contribute to team growth and communication.

Build and operate highly reliable card-issuing software and tooling across authorization, clearing, settlement, certification, and network integrations. Serve as a technical expert on card-network specifications, protocols, mandates, and production behavior. Lead complex cross-team engineering work, debug protocol-level issues, influence network requirements, mentor engineers, improve platform reliability, and participate in on-call support for critical financial systems.

Lead complex card-acquiring projects from design through production, building reliable payment systems, tooling, testing frameworks, and network integrations. Work hands-on with ISO messages, routing, authorization, clearing, settlement, reconciliation, interchange, and tokenization. Set technical direction, mentor engineers, improve reliability, participate in on-call operations, and establish standards adopted across teams. The role requires deep acquiring expertise and experience operating large-scale financial systems.

Develop and maintain software applications and systems under senior guidance. Write well-tested code, understand product areas and codebases, support applications, and participate in design and code reviews. The role requires programming experience, knowledge of data structures, algorithms, design patterns, databases, and caching, along with problem-solving and collaboration skills. Cloud platform knowledge is preferred.

Build and operate Ramp’s communications platform for transactional messaging across email, SMS, push, Slack, Microsoft Teams, and WhatsApp. Own platform components such as delivery workflows, channel integrations, preferences, reliability, and observability. Design idempotent and resilient asynchronous systems, guide technical direction, improve developer tooling, and collaborate across product, design, and engineering while mentoring teammates.

Develop software, AI-assisted tools, simulations, analytics, and decision-support algorithms for subsea optical communication systems. Optimize EDFA and Raman backhaul links, assess cable aging, recommend remediation and retesting, automate cable upgrades, and support commissioning and network operations. Collaborate with optical, systems, DSP, and software engineers, interface with customers, demonstrate solutions, and evaluate AI-generated code for correctness, scalability, and maintainability.

Develop and maintain full-stack healthcare applications using C#, .NET, ASP.NET Core, JavaScript, and SQL Server. Design APIs, services, background jobs, database procedures, and responsive interfaces; troubleshoot across application and deployment layers; write automated tests; modernize legacy systems; build secure healthcare integrations; and protect sensitive data. Collaborate with product, QA, support, and implementation teams while participating in design reviews, code reviews, testing, and release validation.

Develop Java-based microservices and full-stack web applications using Java, C++, Python, and cloud technologies. Apply Agile, DevSecOps, CI/CD, GitLab, unit testing, and integration testing practices. Support cloud development environment configuration, mentor junior engineers, provide technical direction, review work products, collaborate with customers and multidisciplinary teams, and maintain training materials.

Build and maintain Soluna’s data center control systems and data infrastructure. Responsibilities include architecting Maestro, improving software testing and deployment practices, developing internal data products, managing AWS cloud infrastructure, debugging industrial interfaces, and creating reliable mission-critical applications using Elixir and other technologies.

Build internal web applications, APIs, integrations, AI-assisted workflows, knowledge repositories, dashboards, Slack bots, and PDLC automations. Connect tools such as Jira, GitHub, Notion, and data platforms with go-to-market systems. Prototype rapidly, collaborate across Product, Engineering, Program Management, Analytics, and commercial teams, and ensure secure, documented, auditable solutions.

Build and maintain backend services, REST APIs, cloud workspace provisioning systems, and resource orchestration infrastructure. Improve performance, reliability, scalability, and security while developing integrations, SDKs, and developer tools. Contribute to architecture and ship features from concept to production. The role requires strong TypeScript, JavaScript, and Node.js skills, backend and database knowledge, and familiarity with Docker, Linux, and cloud infrastructure.

Lead architecture and delivery of scalable MCP-based merchant onboarding and activation systems. Partner with Product to shape growth roadmaps, prototype solutions, integrate merchant signals and personalized recommendations, and build agent-enabled experiences. Improve AI-assisted engineering, testing, and operations while ensuring reliability, security, data quality, measurement, and user trust. Provide technical direction through design reviews, coaching, and strong engineering ownership.

Design, implement, and optimize GPU software for LLM training using CUDA, WebGPU, and GLSL. Profile and tune GPU kernels and shaders for performance, and develop host-side integrations in C++. The contractor will complete output-based tasks, meet minimum weekly submission requirements, and begin work shortly after onboarding.

Develop custom customer integrations and provide Bubble.io guidance. Build and maintain Salesforce, HubSpot, and other CRM integrations; manipulate data with Python and Pandas; design AWS Lambda microservices; support client onboarding and collaborate with the development team to improve the platform.

Build and maintain Plane’s cross-platform Flutter mobile app, owning features from interface through data and native integrations. Work on widgets, notifications, webview-based editing, caching, persistence, and compatibility across multiple server versions. Collaborate with backend, design, product, and QA teams while writing tests and maintaining consistent architecture. The role requires production Flutter experience, clean architecture, Bloc-based state management, dependency injection, unit and widget testing, and familiarity with native Android and iOS development.

Build and support reliable dashboards for AI infrastructure and financial models, including TCO, tokenomics, and compute capital models. Responsibilities include implementing features, loading model releases, validating data, developing accuracy checks, collaborating with analysts, creating charts and explanations, answering client questions, and contributing to research newsletters. The role requires strong Python or TypeScript skills, software engineering experience, numerical accuracy, and effective use of AI coding agents.

Build and maintain core products and collaborate on larger consulting projects using TypeScript, Python, FastAPI, Next.js, GCP, and generative AI frameworks. The role involves hands-on software development within a rapidly growing, remote team serving Saudi Arabia and the GCC.

Build and ship frontend features for a financial marketplace using React and Next.js. Collaborate with product, design, and backend engineers; contribute to architecture, component design, code quality, tooling, and the shared component library. Own work from design through delivery, participate in pairing and code reviews, and use AI-assisted development tools thoughtfully.

Build and ship end-to-end features for Augment’s iOS app, collaborate closely with product, design, backend, and fellow iOS engineers, and contribute to architecture, code quality, tooling, and long-term product health. The role emphasizes Swift and SwiftUI development, ownership, thoughtful collaboration, feedback, and effective use of AI-assisted development tools.