Senior Ruby on Rails Engineer at Reef in Miami, FL | Kablio

Role

Description

solution architecture

db optimization

ci/cd

etl pipelines

feature development

integrations

Continuously refine the solution architecture to enhance reliability, reduce complexity, and support the growing needs of the platform.
Optimize database queries and background jobs to handle high-volume order processing.
Write comprehensive unit, integration, and E2E tests, and ensure CI/CD pipelines (GitHub Actions) remain green.
Write clean, maintainable code adhering to our style guide, ensure high test coverage.
Develop end-to-end ETL pipelines that seamlessly bring in external data, transform it for use, and deliver it to the right destinations.
Design and implement new features for the ordering flow, including menu management, cart logic, checkout processes, and user account management.
Maintain and expand integrations with external 3rd party services, as well as our internal transaction processing, logistics, and POS systems.
Manage deployments to isolated environments and monitor application logs and metrics.

Requirements

rails 7+

ruby 3+

sidekiq

stripe api

aws s3

github actions

Experience managing complex background processing workflows. Bonus for a deep understanding of Sidekiq job queuing.
Strong SQL skills and experience with caching and job queues.
You write readable, maintainable, and well-documented code.
Deep experience with the Stripe API (Checkout, Webhooks, Tax).
Short iterations, small PRs, and frequent deployments.
Familiarity with Motor Admin, RailsAdmin, Blazer, or custom analytics/ops consoles.
Proven ownership of JSON API design/versioning plus subdomain-aware web stacks, experience working with GraphQL services.
You use AI to move faster, never at the cost of quality.
Experience in e-commerce, food delivery, or POS systems.
Familiarity with Dokku, AWS S3, CI/CD pipelines through GitHub Actions, HashiCorp Vault-backed configuration.
Deep understanding of Rails 7+, Ruby 3+, and core concepts (ActiveRecord, ActiveJob, etc.).
You enjoy tackling complex architectural challenges in a distributed system.

Benefits

Information not given or found

Training + Development

Information not given or found

Interview process

Information not given or found

Visa Sponsorship

Information not given or found

Security clearance

Information not given or found

People also searched

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Company

Overview

$1.5B

Total Funding Raised

Raised over $1.5 billion in funding, enabling rapid expansion.

$700M

Funding in 2020

Secured $700 million in funding from SoftBank and others in 2020.

3–5 Brands

Per Kitchen

Typical projects feature 3–5 restaurant brands per cloud kitchen.

15,000

Employees

-employed individuals staff its operations across multiple sectors.

Founded in Miami in 2013 as ParkJockey, the company rebranded in 2019 to pursue a broader vision of proximity‑based urban ecosystems.
After raising significant funding, the firm scaled to thousands of sites across North America, Europe, and the Middle East.
REEF converts idle parking lots and garages into multi‑use neighborhood hubs, hosting cloud kitchens, last‑mile delivery centers, healthcare clinics, and retail pop‑ups.
Its proprietary platform, REEF OS, orchestrates operations across venues, brands, and delivery platforms to streamline fulfillment and reduce city congestion.
Integrated point‑of‑sale systems are featured in typical projects, alongside partnerships with Grubhub, UberEats, and DoorDash.
Specialist sectors include logistics, mobility, real estate, food & beverage, healthcare, and retail, anchored in its 'proximity‑as‑a‑service' model.
In response to market dynamics, REEF has pivoted from underperforming ghost‑kitchens toward micro‑fulfillment and tech‑driven solutions.
Today, REEF operates an ecosystem connecting brands and consumers at the street level.

Culture + Values

Change the world through innovative technologies
Impact: curious about problems, seek innovative technical solutions and aim to see them in action
Symbiosis: seek mutual benefits in collaborations, and nurture openness and honesty
Entrepreneurship: take ownership and drive topics towards implementation, with extraordinary rewards

Environment + Sustainability

Declared commitment to environmental protection
Dedicated to environmental protection through innovative technology solutions
Repurpose underutilized urban infrastructure to reduce emissions and improve resource efficiency

Inclusion & Diversity

3.1/5 Rating

Glassdoor Diversity & Inclusion Score

The company's overall score for diversity and inclusion according to Glassdoor reviews.

2.4/5 (Men), 2.2/5 (Women)

Glassdoor Gender Ratings

Breakdown of Glassdoor ratings reflecting employee sentiment on gender equality and representation.

Articles

Products and Services

About REEF

Role

Description

solution architecture

db optimization

ci/cd

etl pipelines

feature development

integrations

Continuously refine the solution architecture to enhance reliability, reduce complexity, and support the growing needs of the platform.
Optimize database queries and background jobs to handle high-volume order processing.
Write comprehensive unit, integration, and E2E tests, and ensure CI/CD pipelines (GitHub Actions) remain green.
Write clean, maintainable code adhering to our style guide, ensure high test coverage.
Develop end-to-end ETL pipelines that seamlessly bring in external data, transform it for use, and deliver it to the right destinations.
Design and implement new features for the ordering flow, including menu management, cart logic, checkout processes, and user account management.
Maintain and expand integrations with external 3rd party services, as well as our internal transaction processing, logistics, and POS systems.
Manage deployments to isolated environments and monitor application logs and metrics.

Requirements

rails 7+

ruby 3+

sidekiq

stripe api

aws s3

github actions

Experience managing complex background processing workflows. Bonus for a deep understanding of Sidekiq job queuing.
Strong SQL skills and experience with caching and job queues.
You write readable, maintainable, and well-documented code.
Deep experience with the Stripe API (Checkout, Webhooks, Tax).
Short iterations, small PRs, and frequent deployments.
Familiarity with Motor Admin, RailsAdmin, Blazer, or custom analytics/ops consoles.
Proven ownership of JSON API design/versioning plus subdomain-aware web stacks, experience working with GraphQL services.
You use AI to move faster, never at the cost of quality.
Experience in e-commerce, food delivery, or POS systems.
Familiarity with Dokku, AWS S3, CI/CD pipelines through GitHub Actions, HashiCorp Vault-backed configuration.
Deep understanding of Rails 7+, Ruby 3+, and core concepts (ActiveRecord, ActiveJob, etc.).
You enjoy tackling complex architectural challenges in a distributed system.

Benefits

Information not given or found

Training + Development

Information not given or found

Interview process

Information not given or found

Visa Sponsorship

Information not given or found

Security clearance

Information not given or found

People also searched

Company

Overview

$1.5B

Total Funding Raised

Raised over $1.5 billion in funding, enabling rapid expansion.

$700M

Funding in 2020

Secured $700 million in funding from SoftBank and others in 2020.

3–5 Brands

Per Kitchen

Typical projects feature 3–5 restaurant brands per cloud kitchen.

15,000

Employees

-employed individuals staff its operations across multiple sectors.

Founded in Miami in 2013 as ParkJockey, the company rebranded in 2019 to pursue a broader vision of proximity‑based urban ecosystems.
After raising significant funding, the firm scaled to thousands of sites across North America, Europe, and the Middle East.
REEF converts idle parking lots and garages into multi‑use neighborhood hubs, hosting cloud kitchens, last‑mile delivery centers, healthcare clinics, and retail pop‑ups.
Its proprietary platform, REEF OS, orchestrates operations across venues, brands, and delivery platforms to streamline fulfillment and reduce city congestion.
Integrated point‑of‑sale systems are featured in typical projects, alongside partnerships with Grubhub, UberEats, and DoorDash.
Specialist sectors include logistics, mobility, real estate, food & beverage, healthcare, and retail, anchored in its 'proximity‑as‑a‑service' model.
In response to market dynamics, REEF has pivoted from underperforming ghost‑kitchens toward micro‑fulfillment and tech‑driven solutions.
Today, REEF operates an ecosystem connecting brands and consumers at the street level.

Culture + Values

Change the world through innovative technologies
Impact: curious about problems, seek innovative technical solutions and aim to see them in action
Symbiosis: seek mutual benefits in collaborations, and nurture openness and honesty
Entrepreneurship: take ownership and drive topics towards implementation, with extraordinary rewards

Environment + Sustainability

Declared commitment to environmental protection
Dedicated to environmental protection through innovative technology solutions
Repurpose underutilized urban infrastructure to reduce emissions and improve resource efficiency

Inclusion & Diversity

3.1/5 Rating

Glassdoor Diversity & Inclusion Score

The company's overall score for diversity and inclusion according to Glassdoor reviews.

2.4/5 (Men), 2.2/5 (Women)

Glassdoor Gender Ratings

Breakdown of Glassdoor ratings reflecting employee sentiment on gender equality and representation.

Articles

Products and Services

About REEF