2,121,750open jobs
134,157companies
240,427added this week
Browse all
Location
Remote (Ukraine)
Employment
Full-Time

First seen by Alion on Nov 5, 2026.

Overview
Company
Impact
Profile match
Mobilunity is a Ukrainian technology company founded in 2010 and based in Kyiv. It provides dedicated development teams for European and American clients. The company specialises in long-term staff augmentation.

On behalf of our Client from Japan, Mobilunity is looking for a Scala Engineer.
Our client is a fast-growing fintech company based in Tokyo that offers its real-time monthly consolidated credit service all across Japan. Our client started Japan’s first instant post-pay credit service for e-commerce customers in October 2014. The main product is an online payment platform which requires no pre-registration or credit card to use; via this service the customers can purchase products online using only a mobile phone number and email address and settle a single monthly bill for all their purchases, either at a convenience store, by bank transfer or auto debit. Customers can use credit funds during a month and then return the balance to zero without paying credit interests.
This service also supports multi-pay installments and subscriptions. There are currently over 4 million accounts in use. This service got the largest investment to date in the Japanese financial tech industry, including PayPal Ventures investment.
Key Responsibilities:
You will be responsible for developing and scaling their payments platform while meeting the highest standards in terms of security, maintainability and resilience to failure. You will meet regularly with the product team to align software delivery with business goals. With the help of your team members, you will come up with software design tradeoffs and communicate them clearly to other engineers as well as product team members to implement mutually agreed-upon solutions. You will also have the opportunity to work cross functionally in feature teams to deliver product features and services. In addition to regular deliverables expected of the engineering team, you are expected to follow and stay current with industry best practices such as writing automated tests and taking part in regular code reviews to ensure quality code at its highest possible standards.
Requirements:
Solid experience with Scala, Functional Programming and the Typelevel ecosystem
Experience with Akka Cluster, Cats, Cassandra, Redis, Elasticsearch, Kafka
Understanding of software architecture and design with the ability to align the overall service architecture
Experience with building distributed systems, scalability and high throughput software
Experience with maintaining and further developing existing code bases
Comfortable with knowledge sharing, working on a team and building relationships
Ability to define task outlines and deliverables, demonstrate a sense of urgency when required and manage some ambiguity and exercises good judgment when needed
Ability to give and receive constructive feedback tactfully upstream and downstream
Excellent communication skills, ability to interact effectively with multidisciplinary teams
Level of English – Upper-Intermediate and higher
Nice to have:
Experience with Event Sourcing and CQRS
Understanding of JVM internals and performance optimization
Experience with CircleCI, AWS, Fargate, Terraform, Datadog
Experience working on a payment platform or other fintech field
In return we offer:
The friendliest community of like-minded IT-people
Open knowledge-sharing environment – exclusive access to a rich pool of colleagues willing to share their endless insights into the broadest variety of modern technologies
Paid vacations and sick leaves, including 5 paid days per year that don’t require a sick note
English classes in 1-to-1 & group modes with elements of gamification
Neverending fun: sports events, tournaments, music band, multiple affinity groups
Come on board, and let’s grow together!

Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
2,121,750 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Your match

How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.

Recommended for you based on this role

Backend
Similar stack
Same company
Ukraine
$130k – $168k per year · Remote (likely United States) · Contractor · 10+ years exp
JavaScript
TypeScript
SQL
C#
C#
ASP.NET Core
Entity Framework Core
Frontend
Vue.js
Pinia
Sass
Vuex
Vue Router
DevOps
Rest API
Azure
CI/CD
Git
AWS
GitHub
GitLab
Management
Agile
Scrum
QA
Cypress
Playwright
Jest
Vitest
Apply
$150k – $192k per year · Remote (likely United States) · Contractor · 3+ years exp · Bachelor's Degree
SQL
DevOps
Rest API
SOAP
Management
Oracle ERP
Apply
Remote (India) · Contractor · 10+ years exp · Bachelor's Degree · India
Python
SQL
Databases
Snowflake
DevOps
GCP
Azure
AWS
Amazon S3
Analytics
ETL/ELT
Management
Confluence
Apply
Remote (Europe) · Full-Time · 7+ years exp · Master's Degree · Vimercate
Python
SAS
Chips/EDA
Photolithography
Plasma Etch
Statistical Process Control
JMP
Apply
Software Developer L5 2 hours ago
$165k – $200k per year · Remote (United States) · Full-Time · 7+ years exp · PhD · Nashville
JavaScript
TypeScript
SQL
C#
C#
.NET
AI/ML
Machine Learning
Frontend
Vue.js
Angular
React.js
DevOps
Azure
CI/CD
AWS
Cybersecurity
SOC 2
GDPR
Management
Agile
Apply
Remote (Ukraine) · Full-Time · Ukraine
Python
C++
DevOps
Git
GitHub
Linux
TCP/IP
BGP
OSPF
Cybersecurity
Scapy
QA
Pytest
Apply
Remote (Ukraine) · Internship · Ukraine
JavaScript
TypeScript
Node JS
Frontend
React.js
Apply
Remote (Ukraine) · Full-Time · Ukraine
JavaScript
Java
TypeScript
Node JS
Java
Maven
Spring Boot
Gradle
Flyway
Liquibase
Databases
Oracle
Frontend
npm
DevOps
Splunk
Ansible
Red Hat
OpenShift
OpenTelemetry
Dynatrace
Prometheus
CI/CD
Git
Docker
Kubernetes
Grafana
Configuration Management
AppDynamics
Linux
Cybersecurity
CVE
Least Privilege
Dependabot
Renovate
Apply
Remote (Ukraine) · Full-Time · Ukraine
JavaScript
PHP
Kotlin
TypeScript
Dart
Node JS
Swift
PHP
Symfony
WordPress
Doctrine
Dart
Bloc
Dio
Databases
PostgreSQL
Firestore
Amazon Aurora
Mobile
Flutter
Firebase
Fastlane
Crashlytics
TestFlight
Firebase App Distribution
DevOps
Rest API
GitHub Actions
Loki
CI/CD
AWS
Docker
Nginx
Grafana
Amazon EC2
Amazon S3
Apply
Remote (Ukraine) · Full-Time · 6+ years exp · Ukraine
C#
C++
C#
.NET
AI/ML
Claude Code
AI Agents
LLM
DevOps
Windows
Apply
See all jobs
This is one of many
2,121,750 more open roles from verified company boards, updated every day.