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Senior Staff Engineer at Shipup | All Remote Jobs

Shipup

Senior Staff Engineer

France · remote · Salary not listed

Role overview

Job Title: Senior Staff Engineer (Backend & Infrastructure)
Contract: Permanent (CDI)
Location: Paris or full-remote position in France. You must already be living in France and have the legal right to work here without visa sponsorship, as we’re unable to provide sponsorship for this position.

Please note that this vacancy is being advertised in multiple locations; however, it represents a single opportunity with flexibility based on your current location.

WE ARE ZIGZAG - THE WORLD’S MOST CONNECTED POST-PURCHASE AND RETURNS NETWORK

We are an award-winning eCommerce returns and post purchase specialist, founded in 2015.

With over 250 team members across the UK, Bulgaria, France, Portugal, Germany, and Spain, we are continually innovating the after-checkout experience for our retailers by reducing cost and complexity, driving sustainability, and fostering customer loyalty.

Today, our SaaS platform provides access to over 3,000 carrier lanes across 170 countries, supporting more 1,100 retailers including our leading enterprise and logistics clients The Very Group, New Look, Boden, Selfridges, Sports Direct, The Hut Group, Swarovski, L’Occitane, Photobox, Carrefour, Lands’ End and DHL.

We were the experts in returns. Now we are the experts in the whole post-purchase experience!

👉 Discover more:

OUR CULTURE AND VALUESOur culture is built on three core values, Start-up Spirit, Human Heart, and a Grown-up Mindset which guide how we collaborate and make decisions.
It isn’t something written on posters – it’s something we bring to life every day through our actions, our relationships, and how we show up for each other and our customers.
Everyone plays a role in shaping our culture through how we communicate, support one another, and celebrate success. Being a ZigZagger means taking ownership, bringing curiosity and energy to everything you do, showing resilience when challenges arise, and leading with care by putting “we before me.” You’ll use sound judgment, stay open to new perspectives, and continuously look for ways to learn, grow, and improve.

Apply on source siteListed via Himalayas

We’re looking for an experienced Senior Staff Engineer (Backend & Infrastructure) to play a key role within the team. This position offers significant impact across the product, with broad collaboration across ZigZag as we unify our post-purchase and returns products into a single, seamless offering. As we advance this transition, you’ll be instrumental in shaping the strategy and enabling teams to execute it effectively across our most critical areas.

You will help define and model best practices, setting clear standards for behaviours, performance, and technical excellence within the backend and infrastructure domains.

Your primary objective will be to drive the development, reliability, and scalability of backend systems and infrastructure, ensuring they effectively support the organisation’s ongoing growth.

This role offers a unique opportunity to influence the direction and success of our product and tech team significantly. If you are passionate about leading backend and infrastructure efforts in a dynamic and growing environment, we would love to hear from you.

Our Tech Stack

Ruby on Rails and Go for backend
TypeScript, React (with Hooks), Redux, React Testing Library, CSS Modules, Webpack (with federated modules) for frontend
Hosted on GCP
Datadog, LogDNA, Sentry for monitoring
Monolithic infrastructure + introduction of microservices (3 services today)
PostgreSQL + Elasticsearch + RabbitMQ + Redis for storage
Kubernetes + Docker for ops

Key Responsibilities

Play a pivotal role in developing a coherent technology strategy that aligns with the organization's overall goals and product priorities.
Ensure that architectural decisions for key product initiatives are in harmony with their objectives.
Ensure service reliability: Managing incidents, setting & measuring service level objectives, maintaining & evolving recovery plans, evolving application observability & monitoring.
Implement and oversee quality assurance and security processes and practices on the backend side.
Oversee and optimize our cloud infrastructure, ensuring resource allocation is balanced, especially during high-peak periods like Black Friday.
Actively participate in refining engineering processes such as continuous integration/continuous deployment (CI/CD) and code reviews to enhance team productivity, and efficiency, and elevate product quality and security.
Evaluating relevance to switch from a worker-based approach to an event-driven one
Pairing with squad developers on day-to-day product work to share knowledge & practices
Contribute to defining and shaping tech and product initiatives.
Responding to and troubleshooting unexpected issues that could impact business operations.
Engage with cross-functional business teams to identify and communicate technical constraints impacting specific use cases.

What We're Looking For

Deep experience in cloud architecture and infrastructure, ideally within GCP, with Azure or AWS experience also considered.
Very good understanding of Ruby & Ruby on Rails.
Fluent in English. Strong French would be advantageous.
Expertise in managing infrastructure and associated technologies, with an emphasis on scalability and reliability. You have developed strong reflexes to calmly address incidents of various types and impacts
High willingness and ability to transmit knowledge. Curious and keeping up to date with industry novelties.
Strong background working across multiple environments and products, with the ability to navigate and optimise complex, distributed systems is a plus.

What We Offer

A challenging and learning environment: we value high standards and empowerment. We always strive to make our employees grow to stay at the forefront of the market by knowing and using effective, up-to-date tools, frameworks, and processes!
Flexible hybrid remote model: work from our Paris office or fully remotely, as long as your located in France. We know that everyone has their own way of working that best fits their lifestyle and needs.
International environment: join a diverse team with 10+ nationalities where English is our official language.
People-centric company: we believe that happy and healthy collaborators can achieve great things. Investing in their wellbeing is investing in our success.
Fun workplace where connections thrive: we value human connections and a collaborative work environment. That is why we organize opportunities to spend time together, whether physically or remotely.

👉 Explore our full range of benefits here: ZigZag French Benefits.pdf

Please send us your CV in English
Equity, Inclusion & Transparency
In line with the EU Pay Transparency Directive, we are committed to transparency and will share the salary range for this role prior to the interview stage.

A diverse and inclusive workplace where everyone feels a sense of belonging is a priority, and applications are welcomed from people of all backgrounds and experiences. Reflecting how we live our own values of meritocracy over hierarchy, even if not every requirement is met, interest in the role is encouraged.
Hiring focuses on people as well as skills—if this opportunity resonates, you’re encouraged to apply and bring your unique perspective.

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Senior Staff Engineer

Role overview

About the Role

What We're Looking For

What We Offer