Senior Backend Engineer – Global-Scale Rendering Engine

Clutch Canada; Helsinki; Hybrid; EUR 90,000 - 130,000; Full time

Benefits offered by this job

Inclusive Culture

Global Impact

Wellbeing Focus

Total Rewards

Hybrid Workplace

Job summary

Smartly is hiring a Senior Software Engineer to join Render, focusing on backend-driven fullstack tasks and distributed systems. You’ll own backend modules, design APIs, and improve performance at scale across millions of creatives and hundreds of servers.

You will collaborate with Product and Infrastructure teams, mentor peers, and drive architectural decisions in a hybrid Helsinki office setup, ensuring high availability and fast delivery of features.

Qualifications

• 6+ years of experience building robust, distributed web applications.
• Backend focus using Node.js, Typescript and PostgreSQL.

Responsibilities

• Own vertical slices of the rendering platform with end-to-end responsibility.
• Deliver infrastructure improvements and features as small increments.
• Define, design, and own API contracts for internal and external stakeholders.
• Document services and communicate offerings to other teams.
• Lead technical design decisions for high availability, performance, and code quality.
• Mentor the team through code reviews and architecture guidance.
• Identify bottlenecks and drive projects forward independently.

Skills

Node.js

Typescript

PostgreSQL

Kubernetes

Distributed systems

English communication

Tools

GitHub Actions

Job description

Smartly is hiring a Senior Software Engineer to join Render, focusing on backend-driven fullstack tasks and distributed systems. You’ll own backend modules, design APIs, and improve performance at scale across millions of creatives and hundreds of servers.

You will collaborate with Product and Infrastructure teams, mentor peers, and drive architectural decisions in a hybrid Helsinki office setup, ensuring high availability and fast delivery of features.