Backend Engineer

Desired Experience

3+ years

Job Description

What You’ll Do

• Design financial systems for scale. Measure, plan, iterate.
• Writing reusable, testable, and efficient code
• Design and implementation of low-latency, high-availability, and performant applications
• Setup and own the engineering architectures built around event sourcing, application sharding, database sharding, service communication mesh, etc.
• The tech: Go, Google Cloud Spanner, Kafka, Redis

What you bring to the table

• 3+ years of experience. Relevant experience is preferred.
• Knowledge of 2 common programming languages - Java & Node / Rust /Python & Go
• Comfortable in linux command line, AWS or GCP
• Strong unit test and debugging skills
• Great communication skills

Bonus if you have…

• Love building great products and engineering systems from scratch
• Are a Self-starter, Hustler and Curious to Learn
• Have an understanding of fundamental design principles behind a scalable application
• Thrive in an early-stage startup environment with less stability and more ambiguity
• Have an interest in financial products and/or cryptocurrency

Job Summary:

We are looking for a skilled and experienced Java Developer to join our team. As a Java Developer, you will be responsible for developing and maintaining our applications using Java, Spring framework, and other related technologies. The ideal candidate should have a strong understanding of object-oriented programming principles, as well as experience with a variety of technologies such as SQL, NoSQL, and cloud computing.

Responsibilities:

• Design, develop, and maintain our applications using Java, Spring framework, and other related technologies
• Write clean, efficient, and optimized code for applications
• Collaborate with cross-functional teams to understand user requirements and deliver high-quality solutions
• Develop and maintain backend systems using Spring framework
• Work with databases, including SQL and NoSQL
• Ensure code quality and maintain documentation
• Troubleshoot and debug applications
• Stay updated with emerging trends and technologies in Java development
• Work with other teams to deploy and maintain applications

Requirements:

• 3-7 years of experience in Java development
• Strong understanding of object-oriented programming principles
• Experience with Java, Spring framework, and related technologies
• Familiarity with databases, including SQL and NoSQL
• Knowledge of cloud computing is a plus
• Excellent problem-solving and debugging skills
• Strong communication and collaboration skills
• Ability to work independently and as part of a team
• Bachelor's degree in computer science or a related field

Key Skills:

• Strong proficiency in Java programming language
• Experience with Spring framework, including Spring Boot and Spring MVC
• Familiarity with cloud platforms such as AWS, GCP, and Azure
• Experience building RESTful APIs
• Knowledge of microservices architecture
• Familiarity with SQL and relational databases such as MySQL and Postgres
• Familiarity with NoSQL databases such as MongoDB and Redis
• Experience with messaging systems such as Kafka and RabbitMQ
• Experience with containerization tools such as Docker and Kubernetes
• Understanding of software development principles and experience with SDLC methodologies
• Experience with Git version control and build tools such as Maven and Gradle
• Familiarity with front-end technologies such as Angular and React is a plus
• Strong problem-solving and analytical skills
• Good communication and interpersonal skills
• Ability to work independently and take ownership of tasks
• Experience with test-driven development and unit testing frameworks such as JUnit and Mockito
• Familiarity with CI/CD tools such as Jenkins is a plus
• Familiarity with caching technologies such as Redis is a plus
• Working knowledge of design patterns and software architecture principles is a plus.

Primary Responsibilities

• Architect and drive complex software performance improvement projects that mitigate the performance challenges of the product and establish new guidelines for future product features
• Work with the development team, and database administrators to analyze performance bottlenecks, make recommendations to address performance concerns, and co-design performance into new feature development
• Efficiently working with various profiling and monitoring tools to identify performance and concurrency bottlenecks, propose and implement optimizations to improve cloud product
• Review end-user usage patterns and customer logged performance defects and enhance performance test coverage based on gaps identified.
• Understand database internals, server and storage system design, application interactions with database queries and stored procedures and with other downstream systems
• Troubleshoot issues experienced by users and propose solutions

Basic Qualifications

• 8+ years of experience in implementing and driving software performance engineering projects and solutions. Advanced level experience with concurrency, multithreading, and distributed system architectures
• Experience analyzing performance bottlenecks with application code interfacing with databases using ORM Frameworks, cache layers, data storage, servers, networking, and database query protocols including developing stored procedures, SQL queries, and database applications
• Working knowledge of relational database internals (locking, consistency, replication, serialization, failover, recovery)
• Comfortable with Windows, SQL Server, .NET Framework/Core, GIT, Nuget, SPA, Modern UI Frameworks, ORM Framework NHibernate in terms of both tools and application development
• Passionate about finding software performance bottlenecks and optimizing code to produce a better customer experience
• Experience with APM (Application Performance Monitoring), RUM (Real User Monitoring), and other Dev tools used for Performance monitoring and analysis
• Experience with performance bottleneck analysis, system design for scaling

Technology is at the heart of our organization. We have a strong engineering team and we're looking for an experienced engineer to lead our backend engineering team. As part of the tech team, you will Understand product requirements and brainstorm ways to address them

• Lead large initiatives and be responsible for it
• Mentor teammates
• Set and enforce standards for writing and maintaining efficient code
• Influence team decisions in the overall architecture and practices of the company
• Contribute to company growth by participating in hiring activities

Must-haves

1. At least 4 years experience in a product based company
2. Experience working with distributed environments at scale
3. Strong command on at least one Object Oriented Programming language
4. Experience leading developers for large scale products
5. Demonstrated capability to design and architect products built for scale
6. Deep knowledge of multiple AWS services
7. Experience with Docker and Kubernetes

Good to have

1. Experience with at least one among C++, Java
2. Experience with Linux file systems
3. Familiarity with agile development methodologies

We're hiring a set of highly skilled, enthusiastic, and passionate people who thrive in a high-growth environment. We believe the best way to grow is to give everyone the opportunity to pursue their interests. At Lucidity, you have complete freedom to work on projects that interest you. Plus, with benefits like flexible hours, company offsites, unlimited leaves, we ensure you enjoy the journey as much as we do. We are also offering healthy founding team ESOP's.

• Developing and maintaining all server-side network components.
• Ensuring optimal performance of the central database and responsiveness to front-end requests.
• Collaborating with front-end developers on the integration of elements.
• Designing back-end services for various business processes.
• Developing high-performance applications by writing testable, reusable, and efficient code.
• Implementing effective security protocols, data protection measures, and storage solutions.
• Running diagnostic tests, repairing defects, and providing technical support.
• Documenting Node.js processes, including database schemas, as well as preparing reports.
• Recommending and implementing improvements to processes and technologies.
• Keeping informed of advancements in the field of Node.js development.

• Bachelor's degree in computer science, information science, or similar.
• At least two years of experience as a Node.js developer.
• Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.
• Knowledge of front-end technologies such as HTML5 and CSS3.
• Superb interpersonal, communication, and collaboration skills.
• Exceptional analytical and problem-solving aptitude.
• Great organizational and time management skills.
• Availability to resolve urgent web application issues outside of business hours
• Should know CI/CD process