Senior Platform Engineer

 About Carbon

We are a digital Tier 1 Unit microfinance bank. Our mission is to provide accessible and affordable financial services to individuals and businesses across Nigeria. We leverage technology to meet the evolving needs of individual customers and SMEs, driving financial inclusion and economic growth. We offer a wide range of banking services, including savings, loans, and payment solutions, all designed to simplify banking for modern Nigerian customers.

At Carbon, we are:

Passionate: We love what we do and have an ownership mentality.

Resourceful: We make do with what we have. Not wasteful

Intelligent: We are forever learning to better ourselves, constantly experiencing & testing to understand the problem space better

Maverick: We try the unconventional, question widely held assumptions.

Executor: We get shit done. No excuses

Data-Driven: Rigorous in using data for decisions, experiments to test assumptions and hypothesis 

About the role

You’ll get to work across a wide range of systems and environments. As a team, we’re responsible for designing, building, and operating our physical data centers, all of our networking, the services we consume from AWS, and the software we run on top like Kubernetes, Cassandra, DynamoDB, and Terraform. We're investing a lot of up-front effort in building scalable, secure, and resilient systems, capable of supporting Carbon’s continued growth.

Responsibilities

• Design, build, and maintain our constantly evolving platform, infrastructure, and services that run Carbon.


• Teach and collaborate with others on how to run production systems with confidence and autonomy.


• Remain comfortable supporting teams with expertise in the areas of deployment, infrastructure configuration, and scalability in all parts of the stack.


• Help cultivate the engineering organization e.g. engineer interviews, peer mentoring, and technical evangelism.


• Apply modern software engineering practices including writing and reviewing code.

Requirements

• Experience in building robust, maintainable, scalable applications


• Able to work comfortably in a team.


• Experience building server-side applications using JavaScript (Node.js) and Java (Spring Framework).


• Experience with VMs, containers, and serverless computer platforms. (We use AWS for computing, e.g. EC2, ECS, and Lambda)


• Experience with networking, CDNs, HTTP, and TCP/IP basics. (We use Cloudflare, and AWS VPCs and many of our services implement JSON and/or GraphQL APIs)


• Experience with operating systems, configuration management, and "Infrastructure as Code". (We use AMIs, Docker Images, Terraform)


• Experience with monitoring applications (We use Amazon Cloudwatch, and Datadog)


• Experience with managing databases, caches, and message queues. (We use Postgres, DynamoDB, MongoDB, Redis, and Kafka)


• Experience as a professional "DevOps", "SRE" or "SysAdmin" roles


• Experience working with programming languages (We mostly use NodeJS, Java, or Scala but also Python, and Javascript)


• Ability to work with unfamiliar codebases, including internal, open-source, and 3rd party code we depend on.


• Knowledge of microservices (or SOA) and/or distributed systems.


• Experience in Test Driven Development, Continuous Integration, and/or other automated testing.


• Understanding of basic financial and accounting concepts.


• Ability to write JavaScript in TypeScript and/or ES6.


• Experience working with Fineract or any other CBA is a plus

Recruitment process

• Call with People team


• Case Study ( Assessment)


• Interview

Benefits:

• A vibrant work environment populated by a multinational team.


• Health Insurance


• Life Insurance


• Career Development & Growth