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2025-07-07
Senior Platform Engineer
About Grayscale:
At Grayscale, we believe the best frontline experience is powered by conversation—not forms or clunky software, but a simple text or WhatsApp message from your phone. Our conversational software automates critical hiring tasks like screening, interview scheduling, and onboarding, delivering a seamless frontline experience throughout the employee lifecycle. Trusted by leading brands like Hershey's, DICK'S Sporting Goods, and Walgreens, Grayscale is revolutionizing the way companies engage with their frontline teams.
About the Role:
We’re hiring a Senior Platform Engineer to lead the charge in scaling and securing our infrastructure and data integrations. This role is pivotal in managing our DevOps environment and building robust, high-throughput pipelines that connect Grayscale to third-party platforms in the HR tech ecosystem (ATS and HRIS). You’ll work across infrastructure, data engineering, and integration layers, helping Grayscale deliver a seamless experience to millions of job candidates.This is a high-impact role for someone who thrives in startup environments, enjoys solving complex system challenges, and wants to play a lead role in technical architecture and infrastructure operations.
What You'll Be Responsible For:
- Data Integration: Build and optimize large-scale data pipelines that process high volumes of candidate and employee data across platforms like Workday, SuccessFactors, and Greenhouse.
- Platform Connectivity: Lead development of integrations with external HRIS and ATS systems using APIs (REST/SOAP) and message queues.
- Infrastructure Ownership: Design, maintain, and evolve our AWS-based infrastructure to support scalability, reliability, and performance.
- DevOps & Tooling: Manage CI/CD pipelines, automate deployments, and improve system observability through monitoring and alerting tools.
- Cross-functional Collaboration: Partner with Product, Support, and Implementation teams to ensure our infrastructure meets product and operational requirements.
- On-call Rotation: Participate in the on-call schedule to maintain uptime and support critical services.
What We're Looking For:
- 4+ years of experience as a software or infrastructure engineer, ideally with experience in a high-growth or startup setting.
- Proficient in Ruby on Rails and familiar with async processing tools like Sidekiq and Shoryuken.
- Strong DevOps and infrastructure-as-code expertise (Terraform preferred).
- Deep experience with AWS (ECS, EC2, S3, Kinesis, CloudWatch, Route 53, etc.).
- Experience building or maintaining large-scale integrations with 3rd-party APIs (REST, SOAP).
- Strong understanding of secure data practices (SOC2, PII, GDPR, OWASP).
- Experience with CI/CD tooling (Semaphore, GitHub Actions) and monitoring platforms (Datadog, OpsGenie).
- Excellent debugging and troubleshooting skills in distributed systems.
Tech Stack Overview:
- Backend: Ruby on Rails, PostgreSQL, Redis, Sidekiq, Shoryuken, Protobuf
- Frontend: React, Tailwind CSS
- Infrastructure: AWS (ECS, EC2, S3, Kinesis, CloudWatch, Route 53, Elasticsearch, Bedrock)
- Pipelines & Messaging: AWS SQS, AWS Kinesis
- Tooling: GraphQL (Apollo), Semaphore, GitHub, Datadog, Zoom, Slack
Why Grayscale?
- Driven By Our Values: Our core values shape everything we do. We strive to Make Each Other Better by cultivating a growth mindset and practicing radical candor, ensuring that both our team and our customers continually level up. We’re committed to Trailblazing, finding the right balance between optimism and reality, and embracing the challenges ahead with a can-do attitude. And we strive to take Ownership of our work, acting with integrity, urgency, and a deep sense of personal responsibility.
- Capital-Efficient Growth: Grayscale is a capital-efficient business with a clear line of sight to becoming cash flow positive. We’re growing in a fast-paced, healthy, and sustainable manner, supported by a board and investors who believe in our vision and approach. Our lean and agile structure allows us to make impactful decisions quickly, driving the business forward without unnecessary bureaucracy.
- Balanced and Supportive Environment: We value family, balance, and personal growth. At Grayscale, you’ll find a culture that supports your professional development while also respecting your time and commitments outside of work. We believe that when our team members thrive personally, they bring their best selves to work.
- Impactful Work with Leading Brands: Join a team that is revolutionizing the frontline experience for some of the world’s most recognized brands like Chobani, QuikTrip, Northrop Grumman, and Chewy. Your work will directly impact how these companies engage with their frontline teams, creating more meaningful and effective interactions.
Does this sound like you? If so, drop us a line and say hello! 👋
Every voice, every perspective matters. That’s why Grayscale is proud to be an equal opportunity employer. We do not discriminate on the basis of race, color, ethnicity, religion, national origin, sexual orientation, age, citizenship status, marital status, disability, gender identity, gender expression, or veteran status.