Senior Backend Engineer
3 days ago
We're building advanced Shopify apps and growing fast. Our merchant base is scaling and we now need a
senior backend architect
who can design systems that work for
thousands of stores
, not just a few.
What You'll Own (Core)
- Design and optimize
relational databases
(PostgreSQL) for a
multi-tenant
Shopify app - Build and maintain
job queues and background processing
(e.g. BullMQ, queues for webhooks, scheduled tasks) - Architect
scalable, modular backend systems
in
- Architect secure, multi-tenant SaaS systems (auth, billing, roles)
- Design secure
SaaS fundamentals
: ( authentication & authorization, multi-tenant patterns, roles/permissions, billing logic - Integrate deeply with
Shopify APIs and webhooks
: (install/uninstall flows, offline tokens, rate limits & retries)
What We're Looking For (Must-Haves)
- 5+ years of backend or backend-heavy full-stack experience
- Strong in
and an ORM (Prisma or similar) - Strong understanding of: (relational DB design, PostgreSQL, indexes, migrations, query optimization, background jobs / queues)
- Experience with
SaaS architecture
(multi-tenant, not just simple CRUD apps) - Has worked on a
production app
that serves a large number of users or customers - Comfortable reading and working with
Shopify API docs
(Admin API, webhooks, OAuth)
Nice-to-Haves (Bonus Skills)
- Experience with
Shopify apps
in production - Experience with
server infrastructure
: - Docker
- CI/CD (GitHub Actions, GitLab, Bitbucket Pipelines)
- Cloud platforms (AWS, , Digital Ocean, etc.)
- Experience with
logging & monitoring
(Sentry, Datadog, etc.) - Has mentored other developers or led a small engineering team
Location
On-site only
at our Dhaka office:
7-8, Level 9, Block A, Banasree Main Road, Dhaka, Bangladesh
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