Backend Developer (Go Language Developer)

This role is for one of Weekday’s clients

Min Experience: 2+ years
Location: Mumbai, Maharashtra, India
JobType: full-time

We are looking for a skilled Backend Developer (Go Language Developer) with 3+ years of experience in Golang and a strong understanding of the stock market or financial services industry. The candidate will be responsible for designing, developing, and maintaining robust, scalable, and high-performance backend applications for financial and trading-related platforms.

The ideal candidate should have a solid understanding of financial markets, trading systems, real-time data processing, and backend architecture. They should be comfortable building reliable services that can handle high-volume transactions and time-sensitive market data.

Key Responsibilities

• Backend Application Development: Design, develop, maintain, and optimise Go-based applications and backend services for trading platforms, financial analysis tools, and market-related systems.
• API Development and Integration: Build and integrate RESTful APIs and third-party services related to market data, trading systems, and other financial applications.
• Performance and Scalability: Optimise application performance, scalability, and reliability, particularly in high-volume and low-latency trading environments.
• Real-Time Data Processing: Develop solutions for real-time data ingestion, processing, and analysis, including market data feeds and transactional information.
• Concurrency Management: Build efficient concurrent applications using Go's goroutines, channels, and other concurrency mechanisms.
• Database Management: Design and optimise data storage solutions for large datasets using SQL and NoSQL databases.
• Cross-Functional Collaboration: Work closely with frontend developers, data scientists, financial analysts, and other engineering teams to deliver end-to-end solutions.
• Testing and Debugging: Write unit tests, troubleshoot issues, debug applications, and maintain high standards of code quality.
• DevOps and Deployment: Follow continuous integration and continuous deployment (CI/CD) practices and work with containerisation and orchestration tools.
• Security and Compliance: Ensure backend applications follow relevant data security standards and regulatory requirements applicable to the financial services industry.

Required Skills and Qualifications

• 3+ years of hands-on experience in Golang development.
• Strong understanding of Go programming concepts, language constructs, and best practices.
• Good knowledge of stock markets, financial services, trading systems, and related technologies.
• Proficiency in concurrent programming using goroutines and channels.
• Experience designing, developing, and consuming RESTful APIs.
• Strong understanding of microservices architecture and backend system design.
• Hands-on experience with SQL and NoSQL databases, particularly in managing large datasets.
• Familiarity with Go frameworks such as Gin, Echo, or similar.
• Experience with Docker, Kubernetes, and CI/CD pipelines.
• Proficiency in Git and version control practices.
• Strong analytical, debugging, and problem-solving abilities.
• Excellent written and verbal communication skills, with the ability to explain technical concepts to non-technical stakeholders.

Must-Have Skills

• Golang
• Financial Markets
• Stock Trading

Good-to-Have Skills

• Gin
• Echo
• Docker

Preferred Qualifications

• Experience developing financial applications such as trading platforms, order management systems, or portfolio management tools.
• Familiarity with real-time data processing frameworks and messaging systems such as Kafka and RabbitMQ.
• Exposure to cloud platforms such as AWS, Google Cloud Platform (GCP), or Microsoft Azure.
• Relevant certifications in Go programming or financial markets, such as CFA or FINRA-related credentials, are an advantage.