
Senior Kotlin Developer - Backend
Masabi
- Location
- Romania
- Posted
Backend Kotlin Developer at Masabi: Build fare collection platforms with diverse tech stack
Masabi
Backend Kotlin Developer at Masabi: Build fare collection platforms with diverse tech stack
Opal
Senior Android Engineer at Opal: Define tech stack, launch Android product, and shape focus & productivity tools.
Binance
Senior Android Engineer at Binance: Design & build advanced Android apps, collaborate with cross-functional teams, and optimize app performance.
Binance
Backend Engineer - Blockchain Security at Binance: Design and implement blockchain security solutions, collaborate with talented teams, and optimize products for speed and scale.
Binance
Frontend Developer (Security) - Collaborate with world-class talent on Web3 projects, tackle unique challenges, and thrive in a results-driven workplace.
Udacity
Senior Commercial Counsel at Udacity, providing commercial contracting support for international legal matters
RapidAI
Staff Software Engineer Backend at RapidAI: Design complex systems & develop impactful tech solutions for life-threatening vascular conditions
Vidmob
As a Staff Software Engineer at Vidmob, you will work on developing scalable applications, integrating AI tools, and leading technical teams to enhance creative data solutions for enterprise clients.
1Password
Remote intern opportunity at 1Password for customer-facing features development
Rootstock Labs
Join Rootstock Labs as a Senior Blockchain Engineer to work on cutting-edge blockchain technology, collaborate with global teams, and contribute to making Bitcoin accessible for everyone.
Dropbox
Global Channel Sales Head for Dropbox, driving revenue growth and market expansion through strategic partnerships and channel innovation.
Dropbox
Global Channel Sales Head for Dropbox, driving revenue growth through strategic partnerships and leading a team of sales professionals.
Clari
Join Clari as a Sr. Business Intelligence Developer and design scalable data models for business intelligence and reporting.
Rackspace
Full Stack Software Engineer at Rackspace Technology, leading automation projects, mentoring junior developers, and ensuring stability and security of automated solutions.
CoinsPaid
Senior R&D Engineer for blockchain and crypto-processing solutions at CoinsPaid
1Password
Join 1Password's Knox Design System team as a Developer Intern - Foundations and contribute to building efficient, consistent, and scalable frontend codebases.
Lead the Reddit Pro team as a Staff Engineer, driving technical strategy and building scalable systems while enjoying comprehensive benefits in a remote-friendly environment.
Gitlab
Develop features for GitLab's dependency firewall using Ruby on Rails, ensuring software supply chain security by preventing malicious packages from entering development processes.
hims & hers
Design and build backend services for telehealth and e-commerce platforms at Hims & Hers. Collaborate with teams to guide decisions and deliver scalable solutions using technologies like Java, Kotlin, AWS, and Kubernetes. Lead architecture and contribute to operational excellence while mentoring team members and driving continuous improvement.
Sanity io
Customer Solutions Specialist at Sanity.io: drive customer success with modern content operating system
Masabi
Masabi is driving the fare payment revolution by building fare collection platforms that allow seamless ticket purchases for public transport. As a Backend Kotlin Developer at Masabi, you will build new features across multiple backend services, working with diverse technologies and programming paradigms. You will be part of a self-organizing team using scrum, kanban, or hybrid approaches, with opportunities to work on complex challenges and innovative ideas. With flexible remote work options, benefits like unlimited snacks and drinks, and a supportive environment, Masabi is an exciting place to join. The company values openness, empowerment, and inclusivity, making it a great fit for people from underrepresented backgrounds. Join Masabi's mission to improve accessibility and make fares fair for everyone.
Introducing Masabi
// At Masabi, we’re driving the fare payment revolution, powering the journeys of millions all over the world. We build fare collection platforms that allow riders to seamlessly buy and present tickets for public transport either on their mobile phones, from a ticket machine, or even by tapping their bank card to travel.
Our Justride platform is used in over 250 locations globally, including some of the largest cities in the world. With our industry-first mobile ticketing SDK, we’ve partnered with large players in the transport space, including Uber, Moovit and Transit.
Your own journey is important to us too. Choosing a role here means joining a network of innovators from all walks of life; a group of passionate individuals who consistently deliver. Here, you’ll find the tools you need to build the career you want. Whether you’re taking the direct route or trying a new path, we’ll support you no matter what.
The Role
As a Backend Kotlin Developer at Masabi, you will be responsible for building new features across multiple backend services that are central to our systems. We strive to create an enjoyable and rewarding environment for making great products. Our teams are self-organizing, using scrum, kanban, or a hybrid approach tailored to meet their goals effectively. Each team comprises specialists in development, testing, and sometimes hardware, working collaboratively to deliver excellent business outcomes for our customers. As we expand our fare engine calculations and architecture, this role enables developers to work with diverse technologies and programming paradigms, on complex and interesting challenges.
We also host hack days a few times a year. These events are primarily for fun, learning, and prototyping cool and innovative ideas that could benefit our customers.
Location
// This role is available in a fully remote model ONLY for candidates based in Romania.
Our Stack
// We don’t expect you to know the whole of our stack. We want the stack to keep evolving as developers identify new tools and frameworks.
Kotlin & Java
REST
Git / Gradle / Maven / Artifactory
Amazon tech (DynamoDB, EC2, S3, SQS, Kinesis, etc)
Kafka
Spock/Groovy used for testing
Fully cloud-hosted platform with Infrastructure as Code tooling(Terraform)
About You
A good command of the English language is required for this role, including the ability to communicate clearly and effectively in both written and spoken English
Strong native Android development experience.
Solid core programming skills in Kotlin and the ability to quickly pick up new technologies and domains
Desire to implement quality software that operates at scale
Ability to operate as part of a team that owns their piece of software and advise on the best shape of a new feature
Open to adopting well-supported ideas and solutions, demonstrating a productive approach towards governance
Excellent interpersonal skills to foster positive relationships with colleagues and contribute effectively to team goals
A proactive and driven mindset to ensure projects are completed efficiently and effectively
Some of our benefits:
25 days holiday per year plus the Christmas Shutdown (another 3-4 days)
Flexibility to work from home whenever you need to and flexible working hours (we are operating in a remote or hybrid model)
Premium medical care via Regina Maria
Mental health support
Menopause support
Unlimited snacks and drinks, with regular free lunches (when you’re in the office)
Regular social gatherings with a monthly allowance for each employee
Up to €1000 training budget per year
€200 to spend on your home office
Choice of workstation
Ability to work for up to 3 months per year from any country in the world
// Careers at Masabi are for people who are going places - people who are moved by our mission to improve accessibility and make fares fair for everyone. We are grateful to be a network of innovators from all walks of life; a group of passionate individuals who consistently deliver. We operate with openness — we celebrate multiple approaches and points of view and strive to create an environment where everyone feels empowered to bring their whole, authentic selves to work.
Whoever you are, just be yourself.
We encourage people from underrepresented backgrounds to apply; we don’t discriminate. Also, please notify our team of your pronouns at any point in your application. We believe in journeys made simple. Excursions made effortless. So, we cancel out confusion and leverage our collective expertise to support transit agencies and make life better for millions of riders — together, we are creating a future.
We’re already powering journeys - are you ready to join us?