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System Developers - Erlang

Are you interested in working in a fast-paced, exciting environment with driven, talented and passionate people? Do you have an eagerness to learn and interest in adding to your tech tool box? Are you ready to dive in and learn an elegant functional programming language such as Erlang and get your hands on large amounts of data? 

We at Samsung Ads l AdGear handle ~1,000,000 requests per second. We have a maximum of 100ms to parse an ad bid request, query our databases to find the most appropriate ad for that end-user, decide on our bid price, and respond. We manage an inventory of ~10,000 active ads for ~250 concurrent campaigns driving tens of millions of dollars in monthly revenue; generating ~600,000,000 ad impressions daily. We support ad operators from all around the world in multiple currencies and languages and we are looking to add System Developers - junior, intermediate or senior (Erlang), to the team.

 

What you’ll do

As a System Developer, you will be responsible for designing, building, deploying, and maintaining components in our distributed real-time bidding system, a system that gets a high volume of traffic. This involves measuring and tuning high-performance, low-latency (soft-real-time) systems while working towards improved robustness and correctness along with the following:

  • Maintain and improve existing services which includes actively trying to pay back technical debt and extending their functionality
  • Participate in the design, implementation and testing of new services
  • Investigate and fix performance issues throughout our systems which include our services, dependencies and kernel usage
  • Guide the direction of our technology stack to improve performance, scalability and maintainability
  • Mentor and grow the team through various channels (code review, talks, discussions, etc.)
  • Criticize and improve our development processes and methodologies
  • Contribute to open source software to improve our external dependencies
  • Flesh out and iterate on requirements in collaboration with the product team
  • Get involved in and participate actively in the Scrum ceremonies
  • Interest in learning Erlang and/or Go 

About you 

What you need to succeed in this role: 

  • Strong appetite for learning! We are open to internship experience, new grads and professionals
  • Have a solid foundation in systems programming, computer science and software engineering
  • Collaborative spirit with a willingness to mentor others
  • Curious mind that enjoys building things and appreciating the craftsmanship in software

Nice to Have: 

  • Knowledge of/or experience in designing and building high traffic distributed systems is a plus 
  • Interest in learning:
    • system design and architecture
    • distributed systems
    • operating systems, especially the Linux kernel networking stack
    • advanced data structures (succinct, probabilistic, multidimensional, et cetera)
    • mechanical sympathy, data-oriented design (performance)
    • functional programming
    • agile methodologies such as Scrum/Kanban
  • You enjoy reading code, and you're in the habit of reading the source for your dependencies. 

 

 About our team ‘Advertiser Platform’

Our team is responsible for managing, growing and optimizing product access to high-quality programmatic ads supply to effectively, intelligently and safely satisfy demand. We handle more than a million bid requests per second and over one billion per day across multiple data centers. Our tech stack includes a mixture of Erlang, Go, C, Linux, Concourse, Docker and Kubernetes.

Eventual consistency in distributed systems is at the heart of what we do, you will get to work with it and see it in action. You will have opportunities to contribute to open source, conduct research and development, review code, participate in shaping our engineering practices and share knowledge. In addition, you will also have exposure to our ML engineers who work on optimization and prediction problems. This is a great opportunity to work alongside experienced, passionate software developers as part of a team within a broader engineering organization with a strong technical culture. 

 

Benefits

  • 100% Company-paid comprehensive health & dental coverage, access to a virtual care platform (wellness, medical & nutrition), employee assistance program and Personal & Healthcare spending account with Sun Life
  • Competitive compensation package, including performance incentive bonus plan based on company, team and personal objectives
  • Generous vacation days with additional flex days
  • Group RRSP Matching Program up to 5%

 

Perks

  • Monthly virtual social committee-lead activities (games night, happy hour, health challenges, etc.)
  • Virtual companies get togethers (demo days, Town Halls, and more!) & yoga once per week
  • Open source days for software engineers
  • Employee Referral Program
  • Perkopolis website with great rebates, coupons and promotions
  • Amazing discounts through Samsung Employee Discounts website

These roles are to be based out of Montreal, QC, Toronto, ON or open to Remote – Canada. Any roles based in Montreal or Toronto, will follow a hybrid work model and will report to one of our Engineering Managers.

 

Life at Samsung Ads l AdGear…

We are proud to have built a world-class organization, grounded in an entrepreneurial and collaborative spirit. Working at Samsung Ads offers one of the best environments in the industry to learn just how fast you can grow, how much you can achieve, and how good you can be. We thrive on problem-solving, breaking new ground, and enjoying every part of the journey.

If you're interested in joining a rapidly growing team working to build an outstanding, world-class advertising organization with a relentless focus on design and customer experience, you've come to the right place and apply now or share with a friend!

 

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