Senior Backend Software Engineer (Ruby on Rails)Sortlist • Waver, Waals-Brabant, Belgium
Sollicitaties worden niet langer geaccepteerd
Senior Backend Software Engineer (Ruby on Rails)
Sortlist • Waver, Waals-Brabant, Belgium
7 dagen geleden
FunctieomschrijvingDesign and implement backend solutions balancing performance , simplicity , and scalability . Make pragmatic trade-offs — whether through code, configuration, or process. Lead by Example Elevate our engineering standards around code reviews , CI / CD , observability , and performance monitoring . Help your team make sound, informed technical decisions. Embrace AI as part of your daily routine Operate What You Build Improve reliability, developer experience, and runtime performance. Participate in incident reviews and contribute to a culture of operational excellence . Mentor and Collaborate Collaborate closely with your Product Manager , Product Designer to shape bets from concept to delivery. Foster a culture of ownership , curiosity , and psychological safety . Backend : Ruby on Rails 7 (API-only) ⚛ Frontend : React / Next.js Databases : PostgreSQL, Google BigQuery ☁ Infrastructure : Kubernetes, AWS, Terraform, Docker Observability : DataDog, Sentry, structured logs ⚙ CI / CD : GitHub Actions 5+ years of experience building web applications (ideally with Ruby on Rails ). Solid understanding of web architecture , scalability , and database design . Experience operating apps in production — logging, monitoring, debugging, optimizing. A strong ownership mindset — you care about maintainable, observable, and resilient systems. Collaborative spirit and comfort working in cross-functional teams. Balance between pragmatism and perfectionism — knowing when to polish and when to ship. Fluent in English and French (our working languages). Mentoring experience or technical leadership. ☁ Cloud infrastructure (AWS) and IaC tools (Terraform). Experience with distributed systems or event-driven architecture. Modern equipment : MacBook or high-end Linux setup — your choice. Hybrid work : 2 days / week of in-office collaboration in Wavre, 3 days remote — flexible for trips or family needs. Autonomy : Engineers at Sortlist are trusted to make real technical decisions. Learning budget : €1000 / year for courses, conferences, and growth. Competitive benefits : Meal vouchers, mobility budget or company car, health insurance, progressive holidays, and net allowances. Real work-life balance : No weekend pings, no on-call grind. Rest is valued. Team culture : Tight-knit, humble, and supportive. We celebrate learning and ownership over hierarchy.
Overview
At Sortlist, we connect businesses with the right marketing and creative agencies. Our mission is to help teams make better decisions, faster — by combining technology, data, and human expertise. We’re a fast-moving, product-led company with a strong engineering culture built around autonomy, technical excellence, and impact .
Your Role
As a Senior Backend Software Engineer , you’ll be a cornerstone of one of our two cross-functional tribes, helping us evolve our Ruby on Rails-based platform and shape the future of B2B matchmaking.
This role goes beyond writing code — you’ll act as a technical leader , bringing product thinking , architectural clarity , and operational excellence . You’ll help guide technical direction, ensure long-term maintainability, and mentor peers — while staying close to the product and user problems that drive our roadmap.
Your responsibilities
- Own and Deliver Impact
Solve real problems that create the most value for users and the business.
Promote clean architecture , robust testing , and clear documentation .
Own the full lifecycle : from design to deployment to monitoring in production.
Coach and empower medior engineers through pairing, feedback, and leadership.
Our Tech Stack
We operate a modern stack built for developer happiness , scalability , and simplicity :
You’ll have space to influence and evolve this stack — we value engineers who care deeply about developer productivity and maintainable architecture.
What We’re Looking For
Bonus points for :
What We Offer
Why Join Sortlist
You’ll be joining a company that believes great products come from small, empowered teams . We value clarity over control , impact over activity , and learning over perfection .
If you’re passionate about building elegant, scalable systems that make a difference — and you want to work where engineering excellence meets real product impact — we’d love to meet you.
Apply now and let’s build something meaningful together.
#J-18808-Ljbffr
Maak een vacature-alert aan voor deze zoekopdracht
Senior Backend Software Engineer Ruby on Rails • Waver, Waals-Brabant, Belgium
Vergelijkbare banen
The shift to solar energy is the fastest energy transition in history.The scale at which it’s happening is unprecedented and can only succeed with the right solutions to drive it forward.That’s whe...Laat meer zien
Our mission is to help teams make better decisions, faster — by combining technology, data, and human expertise.We’re a fast-moving, product-led company with a strong engineering culture built arou...Laat meer zien
InvestSuite is a fast-growing, global B2B embedded (front-to-middleware) InvestTech provider.We help financial institutions navigate their digital wealth transformation journey and co-create the mo...Laat meer zien
Rejoignez Traxxeo, un leader innovant dans le domaine des solutions RH SaaS ! Nous sommes à la recherche d'un Technical Support Engineer passionné et déterminé pour jouer un rôle clé dans l'impléme...Laat meer zien The shift to solar energy is the fastest energy transition in history.The scale at which it’s happening is unprecedented and can only succeed with the right solutions to drive it forward.That’s whe...Laat meer zien 
En tant que Business Analyst spécialisé(e) sur les solutions Odoo, vous serez chargé de comprendre les besoins métier des clients et de traduire ces besoins en solutions fonctionnelles sur la plate...Laat meer zien Our mission is to help teams make better decisions, faster — by combining technology, data, and human expertise.We’re a fast-moving, product-led company with a strong engineering culture built arou...Laat meer zien 
Senior Full Stack Engineer (React+TypeScript)
Sitemark • Leuven, Flanders, Belgium
Quick Apply
Laatst bijgewerkt: 30+ dagen geleden
Software Engineer
Kingfisher IT • Leuven, BE
Deze snelgroeiende softwareorganisatie ontwikkelt specifieke bedrijfsapplicaties in samenwerking met hun sterk in-house team van specialisten.
Zo begrijpen ze dat elk bedrijf uniek is en specifieke ...Laat meer zien
Laatst bijgewerkt: 1 dag geleden • Gesponsord
Senior Odoo Project Manager (M / F / X)
Es99 • Leuven, BE
Senior Odoo Project Manager (M / F / X) Functieomschrijving Senior Odoo Project Manager (M / V / X) About Eezee Eezee IT ondersteunt ambitieuze kmo’s bij de implementatie van Odoo ERP-oplossingen met ee...Laat meer zien
Laatst bijgewerkt: 1 dag geleden • Gesponsord
Senior Java Software Engineer
SA MAINSYS GROUP • Ottignies-Louvain-La-Neuve, WAL, BE
In order to design, develop and deliver new modules to our clients, .IT and around the banking applications.You are a Software Engineer and have a degree in computer science or equivalent.You speak...Laat meer zien
Laatst bijgewerkt: 24 dagen geleden
DevOps Engineer
SORTLIST SA • Wavre, Wallonia, Belgium
Quick Apply
Laatst bijgewerkt: 30+ dagen geleden
Scala Developer
InvestSuite • Leuven, Vlaanderen, BE
Quick Apply
Laatst bijgewerkt: 24 dagen geleden
Senior Odoo Project Manager (M / F / X) M / V / X
Actiris • Leuven, BE
Beschrijving van de functie Senior Odoo Project Manager (M / V / X) About Eezee Eezee IT ondersteunt ambitieuze kmo's bij de implementatie van Odoo ERP-oplossingen met een sterke business impact.Om o...Laat meer zien
Laatst bijgewerkt: 1 dag geleden • Gesponsord
Technical Support Engineer
Traxxeo • Ottignies-Louvain-la-Neuve, Wallonia, Belgium
Quick Apply
Laatst bijgewerkt: 30+ dagen geleden
Account Executive
Sitemark • Leuven, Flanders, Belgium
Quick Apply
Laatst bijgewerkt: 30+ dagen geleden
Business Analyst - Spécialiste des solutions ODOO - Belgium
Resultance • Wavre, Wallonia, BE
Quick Apply
Laatst bijgewerkt: 30+ dagen geleden
Senior Backend Software Engineer (Ruby on Rails)
SORTLIST SA • Wavre, Wallonia, Belgium
Quick Apply
Laatst bijgewerkt: 18 dagen geleden
Senior Full Stack Engineer (AI and FrontendFocused)
Luzmo • Leuven, VLG, BE
Are you a passionate engineer who loves building intuitive, high-performing user interfaces — and enjoys working across the full stack when needed?.
Senior Full Stack Engineer (Frontend-Focused).You...Laat meer zien
Laatst bijgewerkt: 30+ dagen geleden
Junior or (Mid)Senior Mobile Angular / Ionic Software Engineers
SA MAINSYS GROUP • Ottignies-Louvain-La-Neuve, WAL, BE
In order to design, develop and deliver new modules to our clients, .UX guidelines and maintains our “design system”.Ensure the technical feasibility of UI / UX designs.
IT and around the banking appl...Laat meer zien
Laatst bijgewerkt: 18 dagen geleden
PLUO - Développeur •se Technique Senior – Bois & Agencement F / H / X
BETUNED • Waver, BE
PLUO - Développeur •se Technique Senior – Bois & Agencement F / H / X Functieomschrijving MISSION PRINCIPALE Chez PLUO, tu développes et mets en œuvre les méthodes de fabrication et de montage pour d...Laat meer zien
Laatst bijgewerkt: 2 dagen geleden • Gesponsord
Java Software Engineer
SA MAINSYS GROUP • Ottignies-Louvain-La-Neuve, WAL, BE
In order to design, develop and deliver new modules to our clients, .IT and around the banking applications.You are a Software Engineer and have a degree in computer science or equivalent.You speak...Laat meer zien
Laatst bijgewerkt: 30+ dagen geleden
Ontwikkelaar (Python / Javascript) (H / F / X)
Jobbydoo • LEUVEN, BE
Wij zijn op zoek naar een ontwikkelaar met een ondernemende geest en een grenzeloze proactiviteit om onze klanten te helpen hun bedrijf digitaal te transformeren dankzij de managementsoftware van O...Laat meer zien
Laatst bijgewerkt: 3 uren geleden • Gesponsord • Nieuw!
Senior Odoo Project Manager (M / F / X)
Eezee • Leuven, Vlaams Brabant, BE
Eezee IT ondersteunt ambitieuze kmo’s bij de implementatie van Odoo ERP-oplossingen met een sterke business impact.In het kader van onze verdere groei zijn wij op zoek naar een.ERP-projecten van A ...Laat meer zien
Laatst bijgewerkt: 1 dag geleden
PLUO - Développeur •se Technique Senior - Bois & Agencement F / H / X H / F / X
Actiris • Wavre, BE
Beschrijving van het bedrijf ? À propos de PLUO Depuis 30 ans, PLUO conçoit, fabrique et installe des stands et espaces sur mesure pour des marques européennes dans les secteurs auto, pharma, tec...Laat meer zien
Laatst bijgewerkt: 3 dagen geleden • Gesponsord