Backend Developer Omnichannel

Company Description

Jatis Mobile was established in 2003 to provide mobile solutions that answer the growing demand across industries. Our corporate business covers various industries such as financial services, retail distributions, consumer goods, transportation, automotive, merchant business, and telecommunication. We have a strong partnership with major banks and work with their products such as credit cards, debit cards, and retail banking.

Role Description

This is a Back End Developer role on a contract basis for a remote position for Omnichannel Products.

Responsibilities

You will be responsible for the development, testing, and deployment of software applications. You will work with other developers to ensure that project goals are achieved, and you will be expected to debug and fix issues with software applications as necessary. You will also be responsible for writing and maintaining technical documentation to ensure that knowledge is shared across the team.

Go & Architecture

Proficient in Go (goroutines, channels, mutexes, waitgroups), Go Generics, Clean Architecture & Domain-Driven Design. Experienced in building microservices and authoring Technical Requirement Documents.

Databases & Messaging

• PostgreSQL (complex queries, performance tuning, schema design)
• MongoDB (aggregation pipelines, indexing, replication / sharding)
• Redis (caching, pub / sub, distributed locks, rate limiting)
• RabbitMQ (worker / pub-sub / RPC patterns, exchange types, retry strategies)

DevOps & Tooling

Docker containerization for dev / test environments; Git-based version control and CI / CD workflows. SonarQube integration for continuous code quality inspection — experienced in setting up quality gates, static code analysis, and managing technical debt metrics.

System-Level Expertise

Clustered systems, service discovery, failover and scaling strategies; production performance profiling, memory management, and resource optimization.

Qualifications

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