Senior Backend Developer, Ruby

HR Ways - Hiring Tech Talent

. Build scalable backend systems for an e-commerce SaaS and automated repricing platform .

Posted 11/12/2026full-timeRemote • PakistanSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in building scalable backend systems for e-commerce platforms, with strong proficiency in Ruby and Python, and a solid understanding of database management using PostgreSQL or MySQL. Capable of designing APIs, integrating third-party services, and communicating technical concepts effectively to clients, including those who speak German.

Highest-signal resume keywords

Ruby ProgrammingPython ProgrammingPostgreSQLREST APIsAutomated Testing

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Ruby ProgrammingPython ProgrammingPostgreSQLMySQLREST APIsHTTPJSON-RPCAutomated TestingClean CodeDistributed Systems

Soft Skills

Verbal CommunicationWritten CommunicationClient Requirement UnderstandingTechnical Concept CommunicationProfessionalism

Tools & Technologies

Amazon APIsGoogle APIsLinuxAI Coding ToolsAngularPHPLaravelRabbitMQHerokuClaude APIs

Industry Keywords

E-CommerceSaaSAutomated RepricingLarge Datasets

Tech Stack

Tools & technologies

AngularDistributed SystemsHerokuLinuxLaravelMySQLPHPPostgresPythonRabbitMQRuby

About the role

Key responsibilities & impact

Build scalable backend systems for an e-commerce SaaS and automated repricing platform
Work with large datasets
Design and develop APIs
Solve complex engineering challenges
Integrate Amazon and Google APIs
Write automated tests and clean, maintainable code
Collaborate with and communicate technical concepts to clients, including German-speaking clients
Work Monday to Friday

Requirements

What you’ll need

Strong hands-on experience with Ruby & Python
Strong knowledge of PostgreSQL / MySQL
Experience with REST APIs, HTTP, and JSON-RPC
Good understanding of Linux environments
Experience working with distributed systems and large datasets
Strong focus on automated testing and writing clean, maintainable code
Experience integrating Amazon / Google APIs
Strong verbal and written English communication skills, with the confidence to communicate directly with German-speaking clients
Confident and professional communication skills, with the ability to understand client requirements and communicate technical concepts clearly
Familiarity with AI coding tools
Nice to have: Angular
Nice to have: PHP / Laravel
Nice to have: RabbitMQ
Nice to have: Heroku
Nice to have: Claude APIs
Nice to have: RAG
3 to 5 years of experience