At Blockthrough, our mission is to bring about an Internet where publishers and advertisers can build flourishing, sustainable businesses by delivering advertising experiences that respect the user’s choice. We work with some of the biggest publishers in the world, we’re backed by some of the brightest minds in the industry, and we’re looking for curious and analytical team players who like to win!

Our Product

Our product restores publishers’ existing monetization technologies for adblock users who consent to it, in a way that complies with the lighter  Acceptable Ads standard, a happy middle ground for users and publishers. Users also have the ability to opt out if they prefer no ads at all.

Through a complex cloud-based system, we use sophisticated algorithms and real-time analysis to determine which ads qualify for an optimal user experience, all in the time it takes for a website to load. We process vast numbers of requests, processing tens of billions of ad impressions per month.

What you’re great at

We are looking for a Senior Frontend Software Engineer to join our Engineering team to drive innovation and work on our cutting-edge adblock recovery platform. You will work with frontend tools and technologies such as JavaScript, TypeScript, React, ES6, HTML, CSS Webpack, as you expand your technical knowledge, mentor and coach team members and contribute to the business’s success. Since we are a small team, your impact will be felt almost immediately.  We are looking for individuals who thrive in a fast-paced startup environment and are looking to challenge themselves, grow quickly, and make massive contributions to the company’s success.

Be part of an amazing team

As part of a fun, close-knit and highly talented team, you’ll work on building innovative products and features for our publishers. You’ll have the chance to work with the brightest minds in the industry and contribute, as Blockthrough builds the internet of the future!

What you’ll be doing

Architect the front-end client code and drive cross-team engineering efforts.
Design and implement new features in our header bidding and monetization systems.
Contribute to reducing latency, improving code efficiency of the front end of the application stack.
Work with modern build tools to streamline development, testing and deployment of front end code.
Participate in code review sessions and work with other engineers to build optimal solutions.
Mentor more junior engineers on the team.
Produce prototype features, experiments and iterate quickly to test ideas on optimizations.
Support and debug production level issues and provide fixes in a timely manner.

What You’ll Need

At least 5 years of experience working on front-end applications in a professional environment.
Strong fundamentals in web applications and front-end technologies including JavaScript, ES6 and modern frameworks such as TypeScript, React, Angular.
Knowledge of RESTful web services.
Able to expertly debug web applications using profilers and other tools.

Bonus if you have

Understanding of the ad tech ecosystem and/or ad tech experience.
Familiarity with tag management systems.
Knowledge of the intricacies of working with different browsers (vendors, versions).
Have built technology based on pure JavaScript (no frameworks).

Why you’ll love working at Blockthrough:

Close-knit and collaborative culture with transparent leadership that cares
Competitive compensation (including health benefits) and stock options at a fast-growing startup
4 weeks vacation
Top-of -the-line hardware
Optimal work-life balance
Up to $1k home office reimbursement
Professional Development Compensation
100% remote or the opportunity to work out of our central downtown Toronto office, surrounded by some of Toronto’s hottest scaleups

We value inclusiveness, diversity and are an equal opportunity employer. We do not discriminate based on race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.