Senior Backend Engineer

March 12

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LemFi

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LemFi is a financial technology company that specializes in international payment products designed to assist immigrants in managing their finances effectively. Offering services like international money transfers to over 22 countries, LemFi prides itself on providing quick, secure, and cost-effective transactions with zero transfer fees. The platform is available across multiple regions including the United States, United Kingdom, Europe, and Canada, with a mission to support the financial needs of immigrants around the world.

11 - 50 employees

Founded 2020

💳 Fintech

👥 B2C

🛍️ eCommerce

📋 Description

• You are a candidate who would thrive in a fintech startup environment like ours, where we readily accept individuals with a humble, yet uplifting attitude alongside a diligent sense of work ethic. • The teams here at LemFi are passionate about their work and fields of expertise, but also lend hands on cross-functional responsibilities to ensure the success of the company and the satisfaction of our customers. • If you are passionate about building mission-critical cloud-based services, have a deep understanding of processing high volumes of customer requests, and strive for achieving perfection by simplicity, we want to hear from you! • This role is ideal for someone with a strong sense of ownership, a commitment to shipping quality code, and a drive to constantly improve. • Design and Development: Design, test and implement additional product features. • Prepare and present design documentation for new features being developed. • Treat pragmatic automated testing as integral part of all deliverables. • Ensure code is built with a keen focus on security and privacy best practices. • Maintain strict data consistency standards while handling financial transactions. • Write clean, maintainable, and self-documenting code. • Participate in peer code reviews to ensure quality and consistency. • Stay updated on backend design patterns to deliver a modern, cost-efficient, cloud-based architecture. • Operations: Ensure gradual rollout of new functionality using best practices like feature toggles, blue green deployments, and gradual traffic ramp-up. • Automate product metrics backed by strict SLA/SLO quality gates. • Participate in on-call incident response team rotation - “you build it you run it”. • Ownership and Collaboration: Understanding of international financial regulations. • Making sure customer needs are integral to what you do. • Take full ownership of features and deliverables, from development to production release and beyond. • Work cross-functionally with other engineering, product, and QA teams to ensure seamless product functionality. • Mentor and direct junior developers, fostering a culture of learning, improvement and excellence.

🎯 Requirements

• 5+ years of professional experience in backend development (Go Lang or Java). • Deep knowledge of Go Lang or Java, with hands-on experience building scalable services. • Ability and willingness to enhance existing Go Lang backend services regardless of specialisation. • Experience with working with observability stack (logging, metrics,tracing). • Expertise in building RESTful APIs following company standards. • Understanding of Domain-Driven Design and Modularization concepts. • Asynchronous processing with approaches like co-routines, messages queuing and event streaming. • Experience working with relational databases (PostgreSQL) such as evolving schemas, transaction isolation levels and writing optimal SQL queries. • Ability to package atomic changes for review as Pull Requests using Github. • Understanding caching patterns (Redis). • Experience with Docker and other container technologies. • Proven experience creating user-friendly, responsive, and visually appealing UIs. • Knowledge of operational aspects of Amazon Web Services key services (S3, ECS, ECR, RDS etc) or a similar Cloud provider.