Weekday (YC W21)

Senior Software Engineer

Weekday (YC W21)  •  United Kingdom of Great Britain and Northern Ireland (Remote)  •  2 hours ago
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Job Description

This role is for one of the Weekday's clients

Salary range: Rs 65000000 - Rs 75000000 (ie INR 650 - 750 LPA)

Min Experience: 6+ years

Location: United Kingdom
JobType: full-time

We are looking for an experienced Senior Software Engineer with strong expertise in enterprise eCommerce development and platform engineering. The ideal candidate will have hands-on experience working with Shopify Plus, Adobe Commerce, and Magento, delivering scalable, high-performing, and customer-centric online shopping experiences. You will collaborate closely with cross-functional teams including Product, Design, QA, and DevOps to architect, develop, and optimize eCommerce solutions that support business growth and exceptional customer experiences.

This role requires a deep understanding of modern eCommerce architectures, customization, third-party integrations, performance optimization, and best software engineering practices. You should be comfortable leading technical initiatives, mentoring junior developers, and driving continuous improvements across development processes.

Requirements

Requirements

Key Responsibilities

  • Design, develop, and maintain enterprise-grade eCommerce applications using Shopify Plus, Adobe Commerce, and Magento.
  • Build scalable, secure, and high-performance storefronts, backend services, and custom modules.
  • Develop custom themes, plugins, extensions, and APIs to meet evolving business requirements.
  • Integrate payment gateways, ERP, CRM, inventory management systems, shipping providers, and other third-party services.
  • Optimize website performance, page speed, SEO, accessibility, and overall user experience.
  • Collaborate with product managers, designers, and stakeholders to translate business requirements into technical solutions.
  • Troubleshoot production issues, perform root cause analysis, and implement long-term fixes.
  • Review code, enforce engineering best practices, and mentor junior developers through technical guidance.
  • Participate in architecture discussions and recommend scalable technology solutions for future growth.
  • Ensure applications follow security standards, coding guidelines, and industry best practices.
  • Contribute to CI/CD pipelines, deployment automation, and release management activities.
  • Stay up to date with emerging eCommerce technologies, platform updates, and development frameworks.

Must-have Skills

  • Strong hands-on experience with Shopify Plus development, customization, and platform administration.
  • Extensive experience developing and maintaining applications on Adobe Commerce (Magento Commerce)
  • Deep expertise in Magento architecture, custom module development, themes, and extensions.
  • Strong understanding of REST APIs, GraphQL APIs, and third-party integrations.
  • Experience implementing payment gateways, shipping integrations, tax solutions, and inventory systems.
  • Strong knowledge of object-oriented programming principles and software design patterns.
  • Experience with Git, version control, CI/CD pipelines, and Agile development methodologies.
  • Ability to optimize application performance, scalability, and security.
  • Excellent debugging, analytical, and problem-solving skills.

Good-to-have Skills

  • Strong proficiency in HTML
  • Good knowledge of JavaScript and modern front-end development concepts.
  • Experience working with responsive web design and cross-browser compatibility.
  • Familiarity with cloud platforms and containerized deployments.
  • Knowledge of SEO best practices for eCommerce platforms.
  • Experience with performance monitoring and analytics tools.

Qualifications

  • Bachelor's or Master's degree in Computer Science, Information Technology, Software Engineering, or a related field.
  • 6–9 years of professional software development experience with significant exposure to enterprise eCommerce platforms.
  • Proven experience delivering large-scale Shopify Plus and Adobe Commerce implementations.
  • Strong understanding of software architecture, design principles, and scalable application development.
  • Excellent communication and collaboration skills with the ability to work across distributed teams.
  • Self-driven, detail-oriented, and capable of managing multiple technical priorities in a fast-paced environment.

Preferred Attributes

  • Experience leading technical projects and mentoring engineering teams.
  • Passion for building exceptional digital commerce experiences.
  • Strong ownership mindset with a focus on quality, performance, and customer satisfaction.
  • Ability to evaluate new technologies and recommend improvements to existing systems.
  • Experience working in Agile/Scrum environments with cross-functional product teams.
Weekday (YC W21)

About Weekday (YC W21)

AI recruiter that runs outbound sourcing campaigns to find top talent. At Weekday, we have built the most accurate database of talent (250mn+ people in US & India with contact data), we run outbound campaigns to identify top talent for any role you might be hiring for. We generate the highest response rates (30-40%) on our campaigns making sourcing talent as easy as making a job posting. We are backed by Y-Combinator and were also ranked #1 on Product Hunt.

Industry
Consulting & Advisory
Company Size
51-200 employees
Headquarters
San Fransisco, CA
Year Founded
2021
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