Shape the Future of SaaS with Smartly – Join Our Team in Helsinki!
Are you ready to push the boundaries of your software engineering career? At Smartly, we’re building world-class technology that powers our leading SaaS platform. As a Software Engineer on the Enigma team in Helsinki, you’ll play a key role in developing our scalable, efficient Billing Engine and help solve some of the most exciting challenges in the SaaS space.
If you’re passionate about writing high-quality, maintainable code, collaborating with talented teams, and having a real impact on the success of a global platform, we’d love to meet you!
About the Enigma Team:
Enigma is part of Smartly’s Infrastructure Group, where we focus on managing Identity and Access Management (IAM) and optimizing Billing operations. We’re a diverse group of engineers who love solving complex problems that ensure secure authentication, flexible authorization, and a top-notch Billing Engine for our SaaS platform. Our tech stack is modern, including Ruby/Ruby on Rails, TypeScript, NodeJS, Koa, Postgres, RabbitMQ/Kafka, SideKiq, and Kubernetes—perfect for someone eager to tackle challenges head-on and contribute to innovative solutions.
What You'll Be Doing:
As a Software Engineer at Smartly, you’ll:
- Write impactful code in Ruby and Ruby on Rails, contributing to the development and scaling of our Billing Engine, powering millions of users.
- Build and maintain APIs that seamlessly integrate backend services with frontend applications.
- Design and implement new services while refining and optimizing our existing systems.
- Collaborate across teams—from product managers to infrastructure engineers—to deliver impactful solutions that drive business success and improve the customer experience.
What We’re Looking For:
The ideal candidate will bring:
- 3+ years of experience building scalable backend solutions with Ruby (NodeJS/TypeScript experience is a plus!).
- A passion for problem-solving and a knack for turning complex challenges into elegant, scalable solutions.
- Strong experience in backend development with curiosity for frontend technologies.
- Bonus points for knowledge of finance or billing systems, but we’re more excited about your ability to learn and grow with us!
- Fluency in English with excellent communication skills—both written and verbal.
- A proactive mindset, with a desire to take initiative and collaborate in a dynamic environment.
- Willingness to work from our Helsinki office three days a week.
Why Smartly?
At Smartly, we are passionate about building not just a product, but a thriving culture where talent can thrive and grow. Here’s why you’ll love being part of our team:
- Inclusive Culture: Join over 750 Smartlies from 60+ nationalities across 24 locations. We cultivate an open, transparent culture based on trust and continuous feedback—where your ideas matter.
- Global Impact: The work you do will directly influence millions of users and contribute to Smartly’s global expansion.
- Wellbeing Focus: We care about your well-being—enjoy comprehensive healthcare, mental health support, and generous paid holidays, including family leave. Balance work and life your way.
- Career Growth: At Smartly, your career progression is important. With competitive compensation, equity options, performance-based rewards, and robust career development opportunities, we’re committed to your long-term success.
- Hybrid Work Model: Embrace flexibility to work from our Helsinki office. Plus, enjoy the freedom to work abroad for up to 30 days per year!
What to Expect from Our Recruitment Process:
- Meet Your Recruiter: Get to know each other and dive into the details of life at Smartly.
- Meet the Team Lead: Gain insights into the team, the role, and how you can make an impact.
- Technical Interviews: Showcase your skills in interactive coding challenges and systems design discussions with the team.
- Leadership Discussion: Have a final chat with our Engineering Director to align on your vision for the role.
Ready to Shape the Future with Us?
If you’re excited about building the next generation of SaaS solutions, working with talented engineers, and making a real difference at a global company, apply now!
We can’t wait to welcome you to the Smartly team!
#LI-JL #LI-hybrid
Smartly is the AI-powered advertising technology company transforming ad experiences for brands and their consumers. Our comprehensive advertising platform seamlessly integrates the capabilities of media, creative, and intelligence to power more than 800 billion impressions and generate more than 300 billion creatives annually, delivering tangible business outcomes for brands and advertisers.
Smartly is the only company in the industry recognized as a Leader in The Forrester Wave: Creative Advertising Technologies with PwC validating the results it delivers for brands. We manage creative and media for 700+ brands worldwide and $6B in ad spend across the largest media platforms, including Facebook, Google, Instagram, Pinterest, Snap, and TikTok. Our end-to-end technology, unmatched access to media platforms and exceptional customer service help Fortune 500 brands to reach and engage consumers and learn what performs best.Smartly is a multinational and diverse team of 750+ Smartlies from 60+ nationalities, working in 13 countries. Together, we want to create and maintain an inclusive environment where everyone feels respected and heard. Our Diversity, Equity & Inclusion approach is at the heart of it.
Visit Smartly to learn more.
Top Skills
What We Do
We solve for advertising campaign and creative complexities - both key elements to the time/money savings and performance that brands, agencies and businesses seek.
Our unified platform combines media, creative, and intelligence, offering end-to-end workflows powered by AI across the open and closed web. With over 700 brands and advertisers, we've proven that dynamic and personalized creative makes advertising impactful.
We are on a mission to transform the advertising experience for brands and their consumers. ⚡️
Why Work With Us
As a fast-paced growth company, we offer opportunities to maximize learning and amplify impact. Our culture and values have always been the secret sauce of our growth. They define how we aspire to build our adtech product, whom we hire and reward, and how we work towards a shared vision. Join us in moving advertising forward.
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Smartly Offices
Hybrid Workspace
Employees engage in a combination of remote and on-site work.
We are a hybrid workplace where Smartlies have the flexibility to work at the office, from home, or a bit of both. We also offer programs for short-term remote work globally.