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Backend developer • fullerton ca

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Backend Developer

Backend Developer

Quantum ePayAnaheim, CA, United States
[job_card.full_time]
Join our team to design and implement technical solutions that integrate our chargeback solution with client systems end to end. You'll own backend architecture, develop APIs, and collaborate across...[show_more][last_updated.last_updated_1_day]
Backend Web Developer Job at InfoSend Inc. in Anaheim

Backend Web Developer Job at InfoSend Inc. in Anaheim

InfoSend Inc.Anaheim, CA, United States
[job_card.full_time]
InfoSend has been a trusted provider of cutting-edge eBilling, ePayment, Data Processing, BillPrint & Mail services since 1996. Our services are designed to help organizations simplify their process...[show_more][last_updated.last_updated_30]
  • [promoted]
Director of Engineering (Backend and Data)

Director of Engineering (Backend and Data)

KORE1 TechnologiesSanta Fe Springs, CA, United States
[job_card.full_time]
KORE1, a nationwide provider of staffing and recruiting solutions, has an immediate opening for Director of Engineering (Backend and Data). Job Title : Director of Engineering - Backend & Data (Retai...[show_more][last_updated.last_updated_variable_days]
Laravel Developer

Laravel Developer

DevSquadAnaheim, CA, United States
A DevSquad uma startup com sede nos EUA, especialista em desenvolvimento de software products com equipes nearshore, contratamos desenvolvedores em toda a Amrica Latina. Trabalhando conosco, voc vai...[show_more][last_updated.last_updated_variable_days]
  • [promoted]
ETL Developer

ETL Developer

HCL Global SystemsCerritos, CA, United States
[job_card.full_time]
Person on this role need expert level Informatica B2B tool knowledge with rich experience on designing and setting up multiple B2B projects involving Power center, Data transformation, B2B DX Conso...[show_more][last_updated.last_updated_variable_days]
Backend Web Developer

Backend Web Developer

InfoSend IncAnaheim, CA, US
[job_card.full_time]
InfoSend has been a trusted provider of cutting-edge eBilling, ePayment, Data Processing, BillPrint & Mail services since 1996. Our services are designed to help organizations simplify their pro...[show_more][last_updated.last_updated_30]
Senior Backend Engineer

Senior Backend Engineer

HumanSignalAnaheim, CA, United States
[job_card.full_time]
The future of AI whether in training or evaluation, classical ML or agentic workflows starts with high-quality data.At HumanSignal, we're building the platform that powers the creation, curation, a...[show_more][last_updated.last_updated_1_day]
Semantic Backend Engineer (Contract, Remote)

Semantic Backend Engineer (Contract, Remote)

InfuseAnaheim, CA, United States
[filters.remote]
[job_card.full_time]
Semantic Backend Engineer (Contract, Remote).We will review your application against our job requirements.We do not employ machine learning technologies during this phase as we believe every human ...[show_more][last_updated.last_updated_1_day]
Backend Developer

Backend Developer

Quantum Electronic PaymentsAnaheim, CA, US
[job_card.full_time]
Unlock your potential with Quantum ePay® We're a full-service financial technology provider that helps business owners lower their costs, earn more money, and improve their quality of life....[show_more][last_updated.last_updated_30]
TMS Developer

TMS Developer

E-SolutionsSanta Ana, CA, United States
[job_card.full_time]
Working Location : 3 MacArthur Pl, Santa Ana, CA 92707.Bilingual is preferred (English / Korean) as the support team.Code, test, debug, implement for JAVA WEB and ABPP programs to maintain & enhance e...[show_more][last_updated.last_updated_variable_days]
  • [promoted]
Application Developer

Application Developer

TradeJobsWorkForce92701 Santa Ana, CA, US
[job_card.full_time]
Analyze the ideas, business models, and user requirements to formulate a design strategy to carry out.Act as a tenant to draw out a workable application design and coding parameters with the essent...[show_more][last_updated.last_updated_30]
Web Developer

Web Developer

Hire VenturesLos Alamitos, California, United States
[job_card.full_time]
Our Client is a leader in secure, connected identification technology serving K-12 districts, colleges, and organizations nationwide. Their Badge Platform powers identity and access management for o...[show_more][last_updated.last_updated_30]
Senior Backend Developer

Senior Backend Developer

VirtualVocationsWhittier, California, United States
[job_card.full_time]
A company is looking for a Senior Backend Software Developer.Key Responsibilities Develop and refine features to support client success and platform growth Collaborate in a cross-functional, kno...[show_more][last_updated.last_updated_variable_days]
Backend Engineer (Go)

Backend Engineer (Go)

Trust WalletAnaheim, CA, United States
[job_card.full_time]
Trust Wallet Crypto Wallet Developer.Trust Wallet is the leading non-custodial cryptocurrency wallet, trusted by over 200 million people worldwide to securely manage and grow their digital assets.O...[show_more][last_updated.last_updated_variable_days]
Remote Senior Web Developer - Backend & API Expert

Remote Senior Web Developer - Backend & API Expert

Irvine Technology Corporation (ITC)Santa Ana, CA, United States
[filters.remote]
[job_card.full_time]
A tech recruitment firm is looking for a Senior Web Developer to build and maintain scalable web applications.This role emphasizes back-end development with Python and PHP, while also utilizing Jav...[show_more][last_updated.last_updated_variable_days]
InfoSend, Inc. is hiring : Backend Web Developer in Anaheim

InfoSend, Inc. is hiring : Backend Web Developer in Anaheim

InfoSend, Inc.Anaheim, CA, United States
[job_card.full_time]
Join to apply for the Backend Web Developer role at InfoSend, Inc.Be among the first 25 applicants.InfoSend has been a trusted provider of cutting-edge eBilling, ePayment, Data Processing, BillPrin...[show_more][last_updated.last_updated_30]
Backend Engineer, Data Platform

Backend Engineer, Data Platform

LaunchdarklyNorwalk, California, United States
[job_card.full_time]
Software powers the world, and LaunchDarkly empowers all teams to deliver and control the best software.As a Backend Engineer, you will help us build features, design and implement API methods, and...[show_more][last_updated.last_updated_30]
  • [promoted]
Backend Engineer - Generative AI

Backend Engineer - Generative AI

Insight GlobalOrange, CA, United States
[job_card.full_time]
A large healthcare client of Insight Global is reimagining pediatric healthcare through AI.You'll architect, build, and maintain our Generative AI platform, powering intelligent assistants, automat...[show_more][last_updated.last_updated_variable_days]
Developer

Developer

RIT SolutionsAnaheim, CA, United States
[job_card.full_time]
Duration : Long term likely 12+ months.Skills : Please make sure profiles are vetted and also need experience working on Version 4. Job Summary : We are seeking an experienced Business Objects Admin wi...[show_more][last_updated.last_updated_variable_days]
Backend Developer

Backend Developer

Quantum ePayAnaheim, CA, United States
[job_card.1_day_ago]
[job_preview.job_type]
  • [job_card.full_time]
[job_card.job_description]

Position : Backend Developer at Quantum ePay

Join our team to design and implement technical solutions that integrate our chargeback solution with client systems end to end. You'll own backend architecture, develop APIs, and collaborate across teams to deliver scalable and reliable integrations that meet client needs.

Key Responsibilities

  • Design, build, and maintain backend services and microservices that support data ingestion, normalization, and integration with various CRM, processor, and card network platforms.
  • Develop, document, and maintain RESTful APIs using OAuth 2.0 authorization and JSON-based payloads.
  • Implement and monitor streaming data pipelines using Kafka and Apache Spark for real?time enrichment and processing.
  • Collaborate with front?end developers, product managers, and QA to deliver secure, scalable, and performant end?to?end features.
  • Troubleshoot and resolve backend issues by analyzing logs, traces, and API interactions across PostgreSQL, Kafka, and microservices.
  • Participate in code reviews and champion secure development practices aligned with PCI DSS compliance.
  • Maintain observability through monitoring and alerting dashboards (Grafana, Loki, Airflow) and support the internal DevOps portal for job orchestration, service health checks, and custom workflow tracking.
  • Contribute to CI / CD pipeline enhancements using GitHub Actions and container?based workflows (Docker).

Qualifications

  • 3+ years of experience in backend development using Python (FastAPI or Flask preferred).
  • Strong understanding of RESTful APIs, OAuth 2.0 authentication, and secure API development.
  • Experience with PostgreSQL and data modeling for high?volume transactional systems.
  • Familiarity with cloud hosting environments such as AWS, DigitalOcean and containerization tools like Docker.
  • Experience with Apache Kafka and Apache Spark for streaming data processing is a strong plus.
  • Exposure to Airflow for orchestration and monitoring of ETL workflows.
  • Knowledge of Agile development methodologies (e.g., Scrum) and tools like Jira or Trello.
  • Familiarity with CI / CD pipelines, GitHub Actions, and automated testing frameworks.
  • Excellent communication and problem?solving skills, with the ability to collaborate cross?functionally.
  • Prior experience integrating with payment platforms, processors, CRMs, or chargeback systems is a strong plus.

    • Benefits

  • Awarded Top Workplace of Orange County by the OC Register three years in a row.
  • Flexible PTO and remote flexibility.
  • Work hard, play hard culture and a proven promote from within mentality.
  • Medical, dental, vision, acupuncture, chiropractic coverage.
  • 401(k) Safe Harbor with 100% employer match processed semi?monthly, up to 4%.
  • Salary : $115?000 $145?000 per year.

    • Seniority level

    Mid?Senior level

    Employment type

    Full?time

    Job function

    Engineering and Information Technology

    Industries

    Technology, Information and Internet

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