667 Kotlin Developer jobs in Singapore

About Cronos / Cronos Labs

Cronos (cronos.org) is a leading blockchain ecosystem that has partnered with Crypto.com and more than 500 application developers and contributors representing an addressable user base of more than a hundred million people around the world. Cronos' mission is to make it easy and safe for the next billion crypto users to adopt self-custody in Web3, with a focus on Decentralized Finance and Gaming.

The Cronos universe encompasses 3 chains: Cronos EVM, the leading Ethereum-compatible blockchain built on the Cosmos SDK; Cronos POS, a leading Cosmos chain for payments and NFTs; and Cronos zkEVM, a new high-performance layer 2 network secured by Ethereum.

Cronos ranks among the top 15 blockchain ecosystems, encompassing more than 6 billion dollars of user assets. Since inception, it has securely settled more than 150 million transactions. On Cronos, users pay transaction fees in $CRO, a blue-chip cryptocurrency.

Cronos Labs is a Web3 start-up accelerator focused on DeFi, GameFi, and the development of the Cronos ecosystem. Cronos Labs accelerates or incubates selected applications in order to make Cronos as useful as possible to its users.

About the role

As a Backend Developer, you will design, develop, maintain, and improve software for various venture projects, i.e., projects that are adjacent to our core businesses and are bootstrapped quickly with a lean team. You will be actively involved in the design of various components behind scalable applications, focusing on backend infrastructure.

This role is specifically focused on back-end development. While we value the versatility of full-stack developers, we're currently seeking candidates with deep expertise and specialization in back-end technologies only.

Responsibilities

• Design and implement solutions to complex problems in large-scale infrastructure
• Create web applications in a distributed environment
• Manage individual project priorities, deadlines, and deliverables
• Work closely with cross-functional teams, including Frontend, DevOps, QA, and PM, to improve the tech stack for long-term engineering initiatives

Requirements

• B.S. or M.S. in Computer Science or related technical field
• Experience in developing large-scale applications in Java / Kotlin or other JVM programming languages
• Experience in Spring framework
• Experience with Node.js is a plus
• Knowledge or experience in Reactive programming is a plus
• Knowledge or experience in PostgreSQL is a plus
• Knowledge or experience with AWS is a plus
• Knowledge or experience in Redis, and RabbitMQ is a plus
• Good motivation and interest in blockchain and cryptocurrency
• Strong interest and ability to learn other coding languages as needed, a fast learner, and have a “get things done” mentality
• Humble to embrace better ideas from others, eager to make things better, open to challenges and possibilities
• Good command of spoken and written English

Why work at Cronos Labs

• Work in a cutting-edge field of Web3 / blockchain, at the forefront of NFT, DeFi and GameFi innovation
• Huge responsibilities from Day 1. Be the owner of your own learning curve. The possibilities are limitless and depend on you
• Attractive compensation packages
• Fully remote, talented international team

Cronos Labs is an equal opportunities employer and we are committed to creating an environment where opportunities are presented to everyone in a fair and transparent way. Cronos Labs values diversity and inclusion, seeking candidates with a variety of backgrounds, perspectives, and skills that complement and strengthen our team.

Personal data provided by applicants will be used for recruitment purposes only.

• Design, develop, and maintain backend infrastructure to support digital asset operations, including storage and transaction execution.
• Implement robust security protocols to protect user data and sensitive information.
• Integrate core features tailored for public distributed networks, including identity management and system-level operations.
• Collaborate with the engineering team to ensure system performance and stability under high concurrency.
• Conduct technical research and stay informed about advancements in distributed technologies.
• Continuously evaluate and suggest improvements to enhance system architecture, reliability, and user experience.
• Support the team in resolving technical issues and managing urgent system events.

• Bachelor's degree or higher in Computer Science, Software Engineering, or a related discipline.
• 5+ years of experience in backend development, with strong expertise in Java and associated frameworks.
• Practical experience with distributed systems or decentralized platforms.
• Familiarity with programmable execution environments and related integration.
• Strong understanding of secure digital operations and data protection principles.
• Excellent problem-solving, collaboration, and communication skills.
• Adaptable, quick to learn new technologies, and proactive in applying industry trends.
• Bonus: Experience developing platforms involving digital transaction systems or secure data environments.

We are looking for a talented and motivated individual to fill the role of Junior Backend Developer. This is an exciting opportunity for fresh graduates or individuals with experience in backend development to work with cutting-edge technologies.

• Design, implement, and maintain scalable backend services using Golang.
• Collaborate with frontend developers and other team members to create efficient systems.
• Participate in the entire software development lifecycle.
• Optimize application performance and ensure reliability.
• Troubleshoot and debug issues in a timely manner.

• A degree in Computer Science, Software Engineering, or a related field.
• Familiarity with Golang or similar backend programming languages.
• Strong understanding of data structures, algorithms, and software design principles.
• Excellent problem-solving and analytical skills.
• Proficiency in spoken and written Chinese as the team's primary communication language.
• Good communication skills and a team-player attitude.

• A chance to work with a talented and innovative team.
• Training and mentorship opportunities to grow your skills.

• Internship or project experience in backend development or cloud services.
• Knowledge of database systems (e.g., MySQL, PostgreSQL) and API development (e.g., REST, GraphQL).
• Familiarity with microservices architecture or containerization (e.g., Docker).

The role of Backend Developer encompasses a range of responsibilities focused on the development, maintenance, and optimization of backend services and APIs for our cloud-based remote monitoring platform.

• Design, develop, and optimize backend services and APIs utilizing Microsoft .NET, Python, and related frameworks.
• Implement and manage relational databases (SQL Server, PostgreSQL or equivalent) to ensure efficient data storage and retrieval.
• Collaborate with cross-functional teams to deliver high-quality software solutions by contributing to frontend features where required.
• Write clean, maintainable, and well-documented code adhering to industry standards.

• Bachelor's degree in Computer Science, Software Engineering, or a related field; or equivalent practical experience.
• Proficiency in at least one backend language/framework: Microsoft .NET (C#) or Python.
• Understanding of database design principles and SQL query syntax.
• Familiarity with REST APIs and integration practices.
• Exposure to React.js or willingness to learn frontend frameworks.

• Experience with AWS cloud platform.
• Knowledge of CI/CD pipelines and version control using Git.
• Familiarity with containerization using Docker/Kubernetes.

• Design, develop, and maintain backend infrastructure to support digital asset operations, including storage and transaction execution.
• Implement robust security protocols to protect user data and sensitive information.
• Integrate core features tailored for public distributed networks, including identity management and system-level operations.
• Collaborate with the engineering team to ensure system performance and stability under high concurrency.
• Conduct technical research and stay informed about advancements in distributed technologies.
• Continuously evaluate and suggest improvements to enhance system architecture, reliability, and user experience.
• Support the team in resolving technical issues and managing urgent system events.

• Bachelor's degree or higher in Computer Science, Software Engineering, or a related discipline.
• 5+ years of experience in backend development, with strong expertise in Java and associated frameworks.
• Practical experience with distributed systems or decentralized platforms.
• Familiarity with programmable execution environments and related integration.
• Strong understanding of secure digital operations and data protection principles.
• Excellent problem-solving, collaboration, and communication skills.
• Adaptable, quick to learn new technologies, and proactive in applying industry trends.
• Bonus: Experience developing platforms involving digital transaction systems or secure data environments.

Job Title: Backend Developer Position

We are looking for a talented and motivated individual to fill the role of Junior Backend Developer. This is an exciting opportunity for fresh graduates or individuals with experience in backend development to work with cutting-edge technologies.

Key Responsibilities:

• Design, implement, and maintain scalable backend services using Golang.
• Collaborate with frontend developers and other team members to create efficient systems.
• Participate in the entire software development lifecycle.
• Optimize application performance and ensure reliability.
• Troubleshoot and debug issues in a timely manner.

Required Skills and Qualifications:

• A degree in Computer Science, Software Engineering, or a related field.
• Familiarity with Golang or similar backend programming languages.
• Strong understanding of data structures, algorithms, and software design principles.
• Excellent problem-solving and analytical skills.
• Proficiency in spoken and written Chinese as the team's primary communication language.
• Good communication skills and a team-player attitude.

Benefits:

• A chance to work with a talented and innovative team.
• Training and mentorship opportunities to grow your skills.

Preferred Skills:

• Internship or project experience in backend development or cloud services.
• Knowledge of database systems (e.g., MySQL, PostgreSQL) and API development (e.g., REST, GraphQL).
• Familiarity with microservices architecture or containerization (e.g., Docker).

Backend Developer Opportunity

The role of Backend Developer encompasses a range of responsibilities focused on the development, maintenance, and optimization of backend services and APIs for our cloud-based remote monitoring platform.

Key Responsibilities:

• Design, develop, and optimize backend services and APIs utilizing Microsoft .NET, Python, and related frameworks.
• Implement and manage relational databases (SQL Server, PostgreSQL or equivalent) to ensure efficient data storage and retrieval.
• Collaborate with cross-functional teams to deliver high-quality software solutions by contributing to frontend features where required.
• Write clean, maintainable, and well-documented code adhering to industry standards.

Required Skills and Qualifications:

• Bachelor's degree in Computer Science, Software Engineering, or a related field; or equivalent practical experience.
• Proficiency in at least one backend language/framework: Microsoft .NET (C#) or Python.
• Understanding of database design principles and SQL query syntax.
• Familiarity with REST APIs and integration practices.
• Exposure to React.js or willingness to learn frontend frameworks.

Preferred Skills:

• Experience with AWS cloud platform.
• Knowledge of CI/CD pipelines and version control using Git.
• Familiarity with containerization using Docker/Kubernetes.

• Build modular, reusable components and features
• Continuously enhance mobile design and implementation processes to improve quality and efficiency
• Optimize code to improve scalability, reliability, security, and performance of mobile applications
• Collaborate with product design, product management, and software engineering teams to deliver best-in-class user experiences

• Bachelor's degree or higher in Computer Science or related field
• Strong foundation in computer science fundamentals with deep understanding of operating systems, computer networks, and computer architecture
• Solid programming skills with good coding practices and the ability to design well-structured code with continuous iteration and refactoring capabilities
• Passionate about mobile development with a commitment to delivering exceptional app experiences
• Positive attitude with strong sense of responsibility, attention to detail, excellent team communication and collaboration skills, and strategic product and business thinking
• Experience with independent app development and contributions to open-source projects preferred
• Familiarity with Dart/Swift preferred
• Strong command of both English and Chinese for effective communication in a multicultural setting.

• Build modular, reusable components and features
• Continuously enhance mobile design and implementation processes to improve quality and efficiency
• Optimize code to improve scalability, reliability, security, and performance of mobile applications
• Collaborate with product design, product management, and software engineering teams to deliver best-in-class user experiences
Requirements
• Bachelor's degree or higher in Computer Science or related field
• Strong foundation in computer science fundamentals with deep understanding of operating systems, computer networks, and computer architecture
• Solid programming skills with good coding practices and the ability to design well-structured code with continuous iteration and refactoring capabilities
• Passionate about mobile development with a commitment to delivering exceptional app experiences
• Positive attitude with strong sense of responsibility, attention to detail, excellent team communication and collaboration skills, and strategic product and business thinking
• Experience with independent app development and contributions to open-source projects preferred
• Familiarity with Dart/Swift preferred
• Strong command of both English and Chinese for effective communication in a multicultural setting.