Senior Backend Engineer – Checkout

Salla E-Commerce Platform

Senior Backend Engineer designing and building highly available backend systems for fintech checkout. Collaborating with teams to enhance payment experiences and system reliability.

Posted 7/16/2026full-timeRemote • 🇸🇦 Saudi ArabiaSeniorWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in designing and building scalable backend services, with a strong focus on performance optimization, clean code practices, and architectural decision-making. Proficient in developing RESTful APIs and integrating with third-party services while ensuring high system reliability and maintainability.

Highest-signal resume keywords

Backend Service DevelopmentRESTful API DesignDistributed Systems FundamentalsSQL Database OptimizationTechnical Leadership

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

PHPGoJavaC#LaravelMySQLPostgreSQLCaching TechnologiesAsynchronous ProcessingSoftware Engineering Principles

Soft Skills

MentoringCollaborationCommunication

Tools & Technologies

CI/CD PipelinesAI-Assisted Development Tools

Industry Keywords

FintechPayment SystemsHigh-Scale SystemsOperational ExcellenceEngineering Standards

Tech Stack

Tools & technologies

Distributed SystemsGoJavaLaravelMySQLPHPPostgresSQL

About the role

Key responsibilities & impact

Design, build, and operate scalable backend services supporting Fintech, Checkout, Promotions, Loyalty, and Payment systems.
Develop clean, maintainable, and high-performance production code with readability and long-term ownership in mind.
Design and evolve RESTful APIs and integrations with internal platforms, payment gateways, and third-party services.
Build reliable distributed systems capable of handling high traffic, failures, and asynchronous workloads.
Drive architectural decisions with scalability, resilience, maintainability, and operational excellence in mind.
Optimize application performance across services, databases, caching layers, queues, and background workers.
Participate in architecture discussions, technical design reviews, RFCs, and engineering planning.
Ensure services are production-ready through monitoring, logging, alerting, testing, and observability best practices.
Write comprehensive unit and integration tests while maintaining high engineering standards through code reviews.
Leverage AI-assisted engineering tools responsibly to accelerate development, debugging, testing, documentation, and code quality.
Mentor junior and mid-level engineers through technical leadership, design discussions, and engineering best practices.
Contribute throughout the full software development lifecycle, from design through deployment and production support.
Continuously improve system reliability, developer experience, and engineering standards across the team.

Requirements

What you’ll need

6+ years of professional software engineering experience building production backend systems.
Strong experience building scalable backend services in at least one modern language such as PHP, Go, Java, or C#.
Experience with PHP and Laravel is preferred but not required.
Strong understanding of distributed systems fundamentals, including consistency, availability, concurrency, fault tolerance, idempotency, asynchronous processing, messaging, and caching.
Experience designing and operating high-scale, highly available backend systems.
Proven ability to write clean, maintainable, efficient, and high-performance production code.
Strong understanding of software engineering principles, including SOLID, design patterns, clean architecture, and domain-driven design concepts.
Experience designing RESTful APIs and integrating with third-party platforms and payment providers.
Strong SQL knowledge with experience designing and optimizing MySQL or PostgreSQL databases.
Experience with caching technologies, queues, background workers, and performance optimization.
Experience writing automated tests, participating in code reviews, and working within modern CI/CD pipelines.
Comfortable using AI-assisted development tools to improve productivity, software design, implementation, testing, debugging, documentation, and code reviews.

Benefits

Comp & perks

🌐 Worldwide ❌ Jobs You've Hidden ⭐️ Saved Jobs ✅ Applied Jobs ✉️ Email Alerts 👤 Account Salla E-Commerce Platform Website LinkedIn All Job Openings 51 - 200 employees مستقبل التجارة الإلكترونية، ابدأ تجارتك بسهولة 🛒 Senior Backend Engineer – Checkout 🔥 1 hour ago 🇸🇦 Saudi Arabia – Remote ⏰ Full Time 🟠 Senior 🔙 Backend Engineer Distributed Systems Java Laravel MySQL PHP Postgres SQL Go Apply Now Find Hiring Managers Customize resume + cover letter Report problem ☆ Save ☑️ Mark as applied ❌ Hide 📋 Description
Design, build, and operate scalable backend services supporting Fintech, Checkout, Promotions, Loyalty, and Payment systems.
Develop clean, maintainable, and high-performance production code with readability and long-term ownership in mind.
Design and evolve RESTful APIs and integrations with internal platforms, payment gateways, and third-party services.
Build reliable distributed systems capable of handling high traffic, failures, and asynchronous workloads.
Drive architectural decisions with scalability, resilience, maintainability, and operational excellence in mind.
Optimize application performance across services, databases, caching layers, queues, and background workers.
Participate in architecture discussions, technical design reviews, RFCs, and engineering planning.
Ensure services are production-ready through monitoring, logging, alerting, testing, and observability best practices.
Write comprehensive unit and integration tests while maintaining high engineering standards through code reviews.
Leverage AI-assisted engineering tools responsibly to accelerate development, debugging, testing, documentation, and code quality.
Mentor junior and mid-level engineers through technical leadership, design discussions, and engineering best practices.
Contribute throughout the full software development lifecycle, from design through deployment and production support.
Continuously improve system reliability, developer experience, and engineering standards across the team. 🎯 Requirements
6+ years of professional software engineering experience building production backend systems.
Strong experience building scalable backend services in at least one modern language such as PHP, Go, Java, or C#.
Experience with PHP and Laravel is preferred but not required.
Strong understanding of distributed systems fundamentals, including consistency, availability, concurrency, fault tolerance, idempotency, asynchronous processing, messaging, and caching.
Experience designing and operating high-scale, highly available backend systems.
Proven ability to write clean, maintainable, efficient, and high-performance production code.
Strong understanding of software engineering principles, including SOLID, design patterns, clean architecture, and domain-driven design concepts.
Experience designing RESTful APIs and integrating with third-party platforms and payment providers.
Strong SQL knowledge with experience designing and optimizing MySQL or PostgreSQL databases.
Experience with caching technologies, queues, background workers, and performance optimization.
Experience writing automated tests, participating in code reviews, and working within modern CI/CD pipelines.
Comfortable using AI-assisted development tools to improve productivity, software design, implementation, testing, debugging, documentation, and code reviews. Apply Now 📊 Check your resume score for this job Improve your chances of getting an interview by checking your resume score before you apply. Check Resume Score Similar Jobs Customer Platform Architect 🕒 July 1 Filigran 201 - 500 🔒 Cybersecurity ☁️ SaaS Website LinkedIn All Job Openings Customer Platform Architect in cybersecurity, assisting clients with deploying on-premise infrastructure and providing technical support. Collaborating with teams to ensure effective threat management through reliable systems. 🇸🇦 Saudi Arabia – Remote ⏰ Full Time 🟡 Mid-level 🟠 Senior 🔙 Backend Engineer 🗣️🇸🇦 Arabic Required AWS Azure Cloud Cyber Security Docker Google Cloud Platform Kubernetes Senior Backend Engineer 🕒 April 1 MLabs 51 - 200 Website LinkedIn All Job Openings Senior Backend Engineer leading the design, development, and maintenance of backend systems for a fintech focusing on DeFi across multiple blockchains. 🇸🇦 Saudi Arabia – Remote 💵 €90k - €130k / year ⏰ Full Time 🟠 Senior 🔙 Backend Engineer JavaScript MongoDB Node.js Redis TypeScript Integration API Developer, APIGEE 🕒 April 1 InnovationTeam 201 - 500 🏢 Enterprise ☁️ SaaS 🔌 API Website LinkedIn All Job Openings APIGEE API Developer/Consultant for remote technology firm specializing in innovative solutions. Implement APIs in the API Management Development Team, focusing on full cycle implementation. 🇸🇦 Saudi Arabia – Remote ⏰ Full Time 🟡 Mid-level 🟠 Senior 🔙 Backend Engineer Cloud JavaScript SOAP Senior Software Engineer – Ruby on Rails 🕒 March 31 TalPods 11 - 50 ☁️ SaaS Website LinkedIn All Job Openings Mid-Senior Software Engineer developing Ruby on Rails applications for VC-backed partners in Saudi Arabia. Join TalPod to work on cutting-edge projects in a remote, agile environment. 🇸🇦 Saudi Arabia – Remote ⏰ Full Time 🟠 Senior 🔙 Backend Engineer AWS ElasticSearch Kubernetes MySQL Postgres Ruby Ruby on Rails SQL Backend Engineer 🕒 March 20 Jobs for Humanity 11 - 50 🤝 B2B 📚 Education 🎯 Recruiter Website LinkedIn All Job Openings Backend Engineer developing and maintaining backend services with Python and Django for Nexta. Strong focus on database design, microservices, and AI integrations. 🇸🇦 Saudi Arabia – Remote ⏰ Full Time 🟡 Mid-level 🟠 Senior 🔙 Backend Engineer AWS Azure Cloud Django Docker Google Cloud Platform Kubernetes Microservices MySQL Postgres Python RabbitMQ Redis View More Backend Engineer Jobs 🌐 Worldwide Built by Lior Neu-ner. I'd love to hear your feedback — Get in touch via DM or support@remoterocketship.com Search Search Jobs by country Search jobs by city Search jobs by job title Search entry-level jobs Search junior-level jobs Search senior-level jobs Search jobs by tech stack Search jobs by contract type Search remote internships Search remote part-time jobs Remote jobs Anywhere in the World Companies Hiring Anywhere in the World Companies Hiring Sales People Anywhere in the World Companies Hiring Software Engineers Anywhere in the World Resources Advice Tips for finding remote jobs Interview questions and answers Resume examples Cover letter examples Post a job Affiliates Privacy policy Terms of service Job board SEO course AI Apply Copilot OpenClaw job finder Find jobs using your resume Jobs by Country Remote jobs anywhere in the world (Worldwide remote jobs) Remote jobs United States Remote jobs Australia Remote jobs Brazil Remote jobs Canada Remote jobs France Remote jobs Ireland Remote jobs Germany Remote jobs Netherlands Remote jobs Spain Remote jobs UK Popular Jobs Remote data analyst jobs Remote customer support jobs Remote executive assistant jobs Remote marketing jobs Remote product designer jobs Remote product manager jobs Remote project manager jobs Remote recruiter jobs Remote sales jobs Remote software engineer jobs Jobs by Type Remote full-time jobs Remote part-time jobs Remote contract jobs Remote internship jobs Remote entry-level jobs Remote jobs with no experience required Remote junior jobs (1-3 years of experience) Digital nomad jobs Remote jobs with no degree required Freelance remote jobs Temporary remote jobs Remote jobs hiring now Stay at home mom jobs