Full-Time

Senior Javascript Engineer

Ads

Posted on 10/31/2025

Wunderkind

Wunderkind

501-1,000 employees

Performance-based digital marketing for customer acquisition

Compensation Overview

CA$105k - CA$155k/yr

Montreal, QC, Canada

In Person

Category
Software Engineering (1)
Required Skills
JavaScript
React.js
Requirements
  • Professional coding experience: 7+ years
  • Low-level (Vanilla) JavaScript: 5–7 years
  • React: 3–5 years
  • Ability to ideate and collaborate directly with a PM, and run without much direction in order to bring net new products to market at a very high velocity (ideally 1-2 per quarter) Proven ability to work independently and deliver high-quality, maintainable code
Responsibilities
  • Drive innovation through the creation of new placements and enhancements to Wunderkind's ad architecture.
  • Collaborate directly with a product manager and cross-functional teams to bring new ad products to market at high velocity (ideally 1-2 per quarter).
  • Work on enhancing and deploying new features for key ad campaigns, resolving reporting issues with third-party platforms, implementing privacy compliance measures, and updating ad formats to align with new standards.
  • Support responsibilities include maintaining dashboards, web software development kits, internal console tools, and optimizing various ad management capabilities.
Desired Qualifications
  • Experience with AdTech, including oRTB, SSPs, DSPs, or Prebid.js
  • Comfortable dabbling in backend systems when needed to support frontend or ad-serving functionality

Wunderkind helps businesses grow digital revenue by acquiring new customers at scale and keeping them over time. It manages customer acquisition and retention across multiple channels using a performance-based model, charging based on the revenue lift it delivers for clients. The service focuses on growing client customer lists and improving engagement across channels with minimal effort from the client’s team. Its goal is to increase digital revenue, optimize marketing budgets, and reduce the workload on client teams.

Company Size

501-1,000

Company Stage

Series C

Total Funding

$151.9M

Headquarters

New York City, New York

Founded

2010

Simplify Jobs

Simplify's Take

What believers are saying

  • Braze integration (April 2026) enables 8x triggered revenue lift via real-time identity and signals.
  • Klaviyo marketplace entry expands e-commerce TAM with native identity enrichment for match rates.
  • Yahoo DSP and Cognitiv partnerships scale CTV Pause Ads and contextual AI across 300+ publishers.

What critics are saying

  • Braze absorbs Wunderkind's identity capabilities as native feature, commoditizing standalone value proposition.
  • Klaviyo internalizes identity resolution tech, eliminating incremental revenue claims within 12-18 months.
  • Salesforce Marketing Cloud's native identity stitching and agentic AI replicate Wunderkind's core differentiation.

What makes Wunderkind unique

  • Identity graph tracks 9 billion devices and 2 trillion annual events for unmatched visitor recognition.
  • Autonomous Marketing Platform with Studio delivers AI-driven decisioning without requiring platform switching.
  • Drives $5 billion annually in attributable revenue, often ranking top-3 channel in client analytics.

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Benefits

Paid Vacation

Flexible Work Hours

Professional Development Budget

Parental Leave

Company News

Engage Evolution
Apr 7th, 2026
Braze's Q4 beat signals a new playbook: identity pipes in, content AI tightens.

Braze's Q4 beat signals a new playbook: identity pipes in, content AI tightens. Signal analysis on Braze's April 5 rally, Wunderkind's identity integration, and what changes for SFMC/Braze/Iterable lifecycle teams. Apr 7, 2026 · 8 min Lifecycle Marketing Customer Engagement Braze Agentic AI Data Governance On April 5, 2026, Braze shares jumped after revenue beat expectations, a buyback program began, and guidance improved (MSN, 2026-04-05). Two days earlier, Wunderkind launched a Braze integration that pipes authenticated identity into orchestrated journeys (Business Wire, 2026-04-02). The pairing points to where growth is coming from: cleaner edge identity and faster creative iteration inside the orchestration layer. What happened. * Braze beat on revenue and initiated buybacks, signaling confidence in durable demand for engagement tooling (MSN, 2026-04-05). * Wunderkind unveiled a direct Braze integration that turns on-site identity resolution into addressable audiences and triggered journeys (Business Wire, 2026-04-02). * Salesforce is pushing context-aware AI in Slack and Marketing Cloud to cut app fatigue and raise adoption among Gen Z workers (Salesforce Newsroom, 2026-04-01). Translation: engagement platforms are growing where they can 1) accept trustworthy identity in real time and 2) help teams produce context-aligned content without switching tools. Why it matters for your lifecycle program. Most teams still treat identity and content as off-platform chores. Identity sits in a CDP or web SDK that rarely syncs at journey speed. Content is created in a separate AI tool, pasted into Braze/SFMC/Iterable, then reworked for channel constraints. The lag shows up in revenue: missed on-site triggers, batchy messaging, stale offers. The Wunderkind | Braze move is a market tell: vendors are hardwiring identity pipes into the messaging brain, removing reconciliation round trips. Pair that with platform-native content assistance and you shorten the loop from signal to send. If you're on Salesforce Marketing Cloud or Iterable, the same pressures apply. SFMC customers are rethinking channel partners as compliance, security, and growth stories collide (Yahoo Finance, 2026-03-31), while agencies and in-house teams are still sorting out how to operationalize agentic AI (Marketing Brew, 2026-04-02). The winning stack collapses identity capture, decisioning, and content ops into one governed flow. What teams should do this quarter. * Fix identity at the edge * If you run Braze: evaluate on-site authentication and identity stitching where sessions begin. Routes like Wunderkind can shorten time-to-first-journey. Require event parity (IDs, consent flags, UTM) within 200-500ms for triggered messaging. * If you run SFMC/Iterable: ensure your web identity SDK passes deterministic identifiers to the messaging platform in near real time, not just to your CDP. No more "CDP-only" audiences for triggers. * Collapse content ops into the orchestration layer * Use platform-native or in-platform AI for copy variants tied to journey context (segment, SKU, inventory). External AI can ideate, but finalize copy where send rules live to avoid drift and compliance misses. See Slack's context-aware push as the direction of travel (Salesforce Newsroom, 2026-04-01). * Govern consent and risk end to end * Recent Salesforce-related breaches were fueled by overly permissive configurations - guest access being a standout risk (Salesforce Ben, 2026-04-03). If you're adding new identity taps into Braze or SFMC, map consent provenance and re-verify enforcement at personalization time, not just ingestion. What changes for SFMC, Braze, and Iterable shops. * Braze: expect more "identity-to-journey" partner launches. Treat them as accelerators for triggers and lifecycle programs, but insist on transparent schema, replay capability, and throttling controls. * SFMC: expect heightened scrutiny on partner data flows, with compliance-first claims under the microscope (Yahoo Finance, 2026-03-31). Tighten Marketing Cloud Connect and Journey Builder entry sources so external identity doesn't bypass Contact model and consent. * Iterable: the narrative leans into adaptive, improvisational systems over rigid plans (Mi3, 2025). That only works if identity arrives as rich events and content is versioned against those contexts. Common traps Engage Evolution LLC is seeing. * "CDP-or-nothing" identity: real-time triggers wait for batch audience materialization. You miss cart and browse windows. * Off-platform AI content: tone and offer drift because channel constraints and consent logic aren't in the authoring context. * Over-permissive edge connectors: new pixels and SDKs writing PII without aligning to your consent taxonomy, raising breach exposure. Key takeaway. Braze's beat-and-buyback week, paired with a fresh identity integration, is a reminder: growth is in the latency you remove between identity, decision, and content. If edge identity isn't feeding journeys in milliseconds, and content isn't authored where rules execute, you're funding someone else's rally. For adjacent implications on agentic orchestration and why context is the bottleneck, see: Context Is the Real GenAI Bottleneck in Lifecycle Marketing - and How RevOps Can Fix It. If your SFMC, Braze, or Iterable instance is wrestling with identity pipes and content drift, that's the consolidation Engage Evolution LLC ship for enterprise stacks. If your stack is hitting these migration headaches, Engage Evolution LLC can sort it out in a working session. Dashboard + Airtable templates Lifecycle Signal Field Kit The workbook Engage Evolution LLC use to translate SFMC, Braze, and Iterable alerts into monetized lead magnets and managed service briefs. Need help implementing this? Its AI content desk already has draft briefs and QA plans ready. Book a working session to see how it works with your data.

MarTech360
Apr 3rd, 2026
Wunderkind launches new Braze integration to turn identity into revenue-driving, orchestrated customer journeys.

Wunderkind launches new Braze integration to turn identity into revenue-driving, orchestrated customer journeys. Wunderkind, the AI decisioning platform that combines identity resolution with cross-channel personalization to increase performance and reach, announced the launch of its latest integration with Braze, the leading customer engagement platform that powers relevant and memorable experiences between consumers and the brands they love. The new integration is designed to help marketers recognize more of their visitors, activate real-time behavioral Signals, and orchestrate high-performing triggered journeys directly within Braze, driving incremental revenue lift from existing traffic and programs. By connecting Wunderkind's identity framework and high-intent behavioral Signals to Braze Canvas, brands can move beyond static campaigns to intelligent, real-time experiences that adapt to customer behavior across web, email and other touchpoints, unlocking net-new revenue that traditional CRM programs leave on the tables. The integration enables marketers to bring triggered and CRM programs together under one roof in Braze, with shared frequency caps, suppression rules, and reporting. "Marketers shouldn't have to choose between performance and simplicity," said Richard Jones, Chief Revenue Officer at Wunderkind. "By bringing Wunderkind's identity graph and high-intent Signals into Braze, we're giving brands a way to recognize more of their shoppers, prioritize their highest-value triggered messages, and run everything inside a single environment their teams already know - without adding another system to manage or rebuilding existing journeys from scratch, and with a clear, measurable lift in triggered and lifecycle revenue." With Wunderkind's integration for Braze, brands can: * Recognize more visitors and expand reach by identifying previously anonymous traffic across sessions, devices, and channels, then turning those visitors into addressable Braze profiles and subscription audiences. * Grow and enrich Braze lists by capturing more email opt-ins on-site and writing new subscribers - along with key attributes and events - directly into Braze in real time. * Scale high-intent triggered journeys by using Wunderkind's Signals to detect meaningful behaviors like product and cart abandonment and pass those signals instantly into Braze Canvas for one-to-one email flows. * Unify CRM and triggered programs by coordinating Wunderkind-powered triggers with existing Braze campaigns, using shared frequency caps, suppression rules, and eligibility logic so triggered sends complement, rather than compete with, batch marketing. * Simplify compliance and mailability by checking subscription and mailability status in Braze before sends, and updating unsubscribe status back into Braze when customers opt out - keeping data aligned across systems. * Maintain operational efficiency with an integration that fits into existing Braze workflows, content, and reporting, minimizing the need for custom engineering while making every message smarter and more timely. Brands leveraging Wunderkind's identity framework have seen up to 8x lift in triggered revenue, and Wunderkind's platform drives more than $5 billion in attributable sales annually across its client base. Brands are already thinking about what this means for their own engagement strategies. "At Kurt Geiger, we're always looking at how our technology partners can work together more effectively. The integration between Wunderkind and Braze is an important development, bringing together capabilities that support a more connected approach to customer engagement," said Gareth Rees-John, Chief Digital Officer at Kurt Geiger.

Business Wire
Apr 2nd, 2026
Wunderkind launches Braze integration to turn anonymous visitors into revenue-driving customer journeys

Wunderkind has launched an integration with Braze that combines identity resolution with cross-channel personalisation to drive revenue from customer engagement campaigns. The integration allows marketers to recognise anonymous website visitors, activate real-time behavioural signals and orchestrate triggered customer journeys within Braze's platform. The integration enables brands to identify previously anonymous traffic, grow email lists, scale high-intent triggered journeys and unify CRM programmes using shared frequency caps and suppression rules. Wunderkind's identity framework has generated up to 8x lift in triggered revenue for clients, with the platform driving over $5 billion in attributable sales annually. The integration is now available to mutual customers of Wunderkind and Braze, fitting into existing workflows without requiring custom engineering.

The Associated Press
Jan 28th, 2026
Wunderkind joins Klaviyo marketplace with identity-based personalisation for e-commerce brands

Wunderkind, an AI decisioning platform, has joined the Klaviyo App Marketplace, integrating its identity resolution technology with Klaviyo's customer relationship management system. The partnership enables e-commerce brands to recognise customers earlier and deliver personalised experiences across email and SMS. Wunderkind's Identity Network, built on over nine billion device profiles and more than one billion unique user identities, will enhance Klaviyo's customer profiles. The integration allows brands to identify more website visitors, increase customer lifetime value, and drive incremental revenue through improved audience reach and match rates. Brands using Wunderkind have reported up to eight times increases in triggered revenue. The platform tracks over two trillion digital events annually and has generated over $5 billion in attributable sales for clients including Harley-Davidson and Kendra Scott.

Business Insider
Jan 24th, 2026
CrowdStrike employee used AI to send 812 applications in a month after layoff

Dray Jankowski, a laid-off CrowdStrike programme manager, used an AI platform to send 812 job applications in one month after struggling with the traditional job search process. The 30-year-old initially applied to 52 positions manually over three months whilst travelling and hosting a podcast about redundancies. After testing an AI-powered application platform, Jankowski received five serious interview requests aligned with his experience and salary expectations. He progressed with two opportunities and secured an offer within two weeks, landing his current role as senior director of product operations and programme management at Wunderkind. Jankowski credits AI with getting him interviews whilst allowing him to focus on preparation and networking. He notes the job market's increasing reliance on AI screening systems creates challenges for candidates.

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