Senior Back-End Engineer

Posted 20 days agoViewed

💎 Seniority level: Senior, 5+ years

📍 Location: Ukraine, Abroad

🔍 Industry: Online Car Market

🗣️ Languages: English

⏳ Experience: 5+ years

🪄 Skills: AWSPostgreSQLSQLJavaSpring BootAzure

Building new APIs and web applications
Migrating legacy services to new technologies
Running user profile services to store and manage user data
Be able to communicate with UX Designer to challenge hard-to-implement design elements and agree with them on lower-effort alternative

Posted 22 days ago

📍 Worldwide

🧭 Full-Time

💸 167471.0 USD per year

🔍 Software Development

🏢 Company: Float.com

🔧 Requirements

Strong understanding of engineering principles for delivering high-quality services in a growth-stage business.
Experience designing and building services for modern cloud architectures on platforms like GCP and AWS
Proficiency in PHP and Node.js within a production environment.
Expertise in SQL and NoSQL database technologies, with a focus on MySQL and MongoDB.
Experience in designing and developing services within a microservices architecture.
Familiarity with serverless architectures (e.g., Cloud Run, App Engine) and the ability to discern appropriate usage scenarios.
Knowledge of event-driven and asynchronous architectures for building scalable and reliable distributed systems.
Experience developing integrations with third-party APIs.
Ability to work independently and make decisions while recognizing the boundaries of expertise and knowing when to seek input or assistance from teammates.
Strong written communication skills to convey ideas, document solutions, and maintain effective collaboration across a globally distributed team.
A strong focus on the end-user experience, with the ability to advocate for improvements and provide constructive feedback to engineers, designers, and product managers.
A practical approach to problem-solving, balancing the need for immediate, functional solutions with long-term goals and improvements.

💡 Responsibilities

Ownership of Back-End Development: Take ownership of critical back-end initiatives within your squad, ensuring continuity in ongoing and planned work. This includes building and optimizing APIs, enhancing system reliability, and expanding integrations to support evolving product needs.
Enhancing Reliability & Performance: Improve observability, logging, and monitoring to reduce friction in key workflows, address performance bottlenecks, and enhance system stability.
Driving Scalable Product Features: Contribute to the development of new and existing capabilities, helping teams make smarter decisions and optimize workflows through intelligent, data-driven solutions.
Cross-Team Collaboration: Work closely with product, engineering, and platform teams to ensure seamless alignment between product features and core infrastructure.
Proactively Identify & Solve Bottlenecks: Proactively surface and address scaling challenges, optimizing systems for future growth and ensure smooth scaling and support for Float’s ICP priorities.
Optimize & Maintain Back-End Systems: Ensure performance, reliability, and scalability as usage expands, balancing technical excellence with speed of delivery.
Lead Development of New Capabilities: Help shape new product features that enhance user experience, automation, and real-time data accessibility.

AWSBackend DevelopmentNode.jsPHPSQLCloud ComputingGCPKafkaMongoDBMySQLRabbitmqAlgorithmsData StructuresServerlessRESTful APIsMicroservices

Posted 22 days ago

Posted 28 days ago

📍 EMEA

🧭 Fulltime

🔍 Software Development

🔧 Requirements

Strong proficiency in Node.js, TypeScript/JavaScript best practices, along with experience in at least one other server-side language.
Expertise with SQL, particularly with PostgreSQL, handling query optimization, data migrations, and database modeling.
Strong understanding of object-oriented programming principles and design patterns, with experience in building and extending classes
Experience in designing systems for scalability, ensuring they manage rapid growth and increasing demands efficiently.
Proven expertise in optimizing systems for large transaction volumes, handling concurrency, idempotency, and performance under load.
Skilled in building APIs, including input validation, JWT tokens, and ensuring security & scalability through queue-based systems.

💡 Responsibilities

Work closely with Frontend Engineers, Product Teams, Designers, and QA professionals to create seamless experiences.
Participate in Product Planning: From discovery to deployment, we value your input throughout all stages of the Software Development Lifecycle
Develop and Enhance Features: Collaborate to develop robust new features, APIs, and continuously improve our industry-leading products. Help find and fix bugs at "Deel Speed."
Provide an Exceptional, Customer-Centric Experience: Ensure top-tier products and services through quality engineering and attentive, customer-focused development.

AWSBackend DevelopmentNode.jsPostgreSQLSQLDesign PatternsJavascriptTypeScript

Posted 28 days ago