Workflow Developer & Tester
Workflow Dev & Tester for a remote Finland-based backend team.
Description: Implement Temporal workflow activities in Go: HSS adapter, PCRF adapter, Inventory update. Build and validate unit tests for all workflow activities from day one. Build the Inventory Management Database: tables, indexes, partitioning for 30M records. Build bulk import tooling: CSV → ICCID/IMSI/MSISDN range ingestion from vendor. Implement REST API endpoints for Inventory DB (allocate, reserve, release, query SIM records). Write integration tests: workflow → mock NE → database assertions. Support Sr. Developer on all workflow development tasks — pair programming expected. End-to-end test suite: full provisioning flow from SIM activation to order closed. Load and stress testing: simulate peak TPS provisioning against all systems. Test automation: CI pipeline integration for all workflow and API tests. HSS sync integration: IMSI allocation state reflected in HSS (mock → real NE). MNP (number portability) hooks in Inventory DB. UAT support: reproduce bugs, write regression tests, validate fixes.
The text above is the employer's original job description, extracted as written. Other details on this page, like salary, responsibilities, and requirements, are interpreted from that text by our system, not values the employer explicitly confirmed, so treat them as our best interpretation rather than verified facts.
Your CV vs this job
How well does your CV match this job?
Add your CV once and every job shows which of its skills you have, which are missing and whether you meet the language requirements. Free, no account needed.
Add your CVNo CV yet? Start from a free CV template. Writing the application? Cover letter template and examples.
- Implement workflow activities.
- Develop unit tests and integration tests.
- Build and optimize Inventory DB structures.
- Create bulk import tooling for data ingestion.
- Develop REST API endpoints for inventory operations.
- Write end-to-end tests and load testing.
- Support senior developer and participate in pair programming.
- 2–4 years backend software development in production environments.
- Go or Java — primary development language for this role is Go.
- Java accepted if strong fundamentals and willing to work in Go (we will support the transition).
- REST API development — building APIs consumed by other services and tested by automated suites.
- PostgreSQL — table design, indexes, writing queries, understanding query plans .
- Unit and integration testing — writing tests is a first-class responsibility, not an afterthought.
- Git — branching, pull requests, code review participation.
- Experience with event-driven architectures using RabbitMQ, Kafka, or Redis Pub/Sub.
- Basic Kubernetes knowledge — understanding how your workloads are deployed.
- Ability to work under technical direction of a senior lead and execute quickly.
- Fluent English.
| Location | Active listings |
|---|---|
| Finland | 6 |
| Remote - Global | 1 |
| Role type | Active listings |
|---|---|
| Database Engineer | 2 |
| Workflow Engineer | 1 |
| Workflow Developer | 1 |
| Workflow Developer and Tester | 1 |
| Workflow & Provisioning | 1 |
| Core Engineer | 1 |
| Role level | Active listings |
|---|---|
| Senior | 5 |
| Mid-Level | 2 |
Never miss a new Workflow Developer job in Finland
Weekly or daily digest. Unsubscribe anytime.