Sr. Ruby on Rails Engineer

Role Overview:

We are seeking a highly skilled and experienced Lead Web App Developer - Backend to join our dynamic team in Bengaluru. The ideal candidate will have a strong background in backend development, microservices architecture, and cloud technologies, with a proven ability to deliver robust, scalable solutions. This role involves designing, implementing, and maintaining complex distributed systems, primarily in the Mortgage Finance domain.

Key Responsibilities:

1. Cloud-Based Web Applications Development:

• Lead backend development efforts for cloud-based web applications.
• Work on diverse projects within the Mortgage Finance domain.

1. Microservices Design & Development:

• Design and implement microservices-based architectures.
• Ensure scalability, availability, and reliability of distributed systems.

1. Programming & API Development:

• Write efficient, reusable, and maintainable code in Python, Node.js, and Java.
• Develop and optimize RESTful APIs.

1. Infrastructure Management:

• Leverage AWS platform infrastructure to build secure and scalable solutions.
• Utilize tools like Docker for containerization and deployment.

1. Database Management:

• Work with RDBMS (MySQL) and NoSQL databases to design efficient schemas and optimize queries.

1. Team Collaboration:

• Collaborate with cross-functional teams to ensure seamless integration and delivery of projects.
• Mentor junior developers and contribute to the overall skill development of the team.

Core Requirements:

• Experience: Minimum 10+ years in backend development, with at least 3+ years of experience in designing and delivering large-scale products on microservices architecture.
• Technical Skills:
• Programming Languages: Python, Node.js, Java.
• Frameworks & Tools: AWS (Lambda, RDS, etc.), Docker.
• Database Expertise: Proficiency in RDBMS (MySQL) and NoSQL databases.
• API Development: Hands-on experience in developing REST APIs.
• System Design: Strong understanding of distributed systems, scalability, and availability.

Additional Skills (Preferred):

• Experience with modern frontend frameworks like React.js or AngularJS.
• Strong design and architecture capabilities.

What We Offer:

• Opportunity to work on cutting-edge technologies in a collaborative environment.
• Competitive salary and benefits package.
• Flexible hybrid working model.
• Chance to contribute to impactful projects in the Mortgage Finance domain.

About Us:

At Tradelab Technologies Pvt Ltd, we don’t just build web applications, we create highperformance trading platforms tailored for brokers and financial institutions. Our platforms powerreal-time market analysis, ultra-low-latency trade execution, and seamless broker-client interactions. We work in a high-stakes, outcome-driven environment where brokers demand reliability, speed, and security. If you're an expert React developer who thrives on solving complex front-end engineering challenges in the brokerage and trading domain, this is the role for you.

 Min 2 years of mobile development experience, with 1+ years in Flutter & Dart.

 Proven ability to build and scale real-time, high-performance fintech applications.

 A sharp eye for stunning UI/UX design that balances aesthetics with seamless functionality.

 Mastery over state management solutions (Provider, Riverpod, BLoC, or similar).

 Hands-on experience with real-time data streaming, push notifications, and WebSockets.

 Strong expertise in security, encryption, and compliance—you know fintech demands precision.

 A track record of integrating RESTful APIs, GraphQL, and third-party services into flawless mobile apps.

 A mindset that thrives under pressure—we work fast, and we expect results.

 Lead the development of world-class fintech mobile applications that redefine user expectations.

 Architect and optimize blazing-fast, low-latency Flutter applications for financial markets.

 Work with designers, backend engineers, and product teams to craft seamless, intuitive, and ultra secure user experiences.

 Solve hard problems at scale—whether it’s optimizing performance, reducing load times, or ensuring

absolute security.

 Push the boundaries of mobile fintech innovation, from AI-powered insights to predictive analytics.

 Own your work end-to-end—no excuses, no hand-holding, just results.

What You Will Do:Must-Have Skills:

 Min 2 years of mobile development experience, with 2+ years in Flutter & Dart.

 Proven ability to build and scale real-time, high-performance fintech applications.

 A sharp eye for stunning UI/UX design that balances aesthetics with seamless functionality.

 Mastery over state management solutions (Provider, Riverpod, BLoC, or similar).

 Hands-on experience with real-time data streaming, push notifications, and WebSockets.

Nice-to-Have Skills:

 Experience in high-frequency trading, stock markets, or financial data visualization.

 Contributionsto open-source Flutter projects or a portfolio of high-impact applications.

 Knowledge of AI-driven UX, machine learning integrations, or automation in mobile apps.

 A background in mentoring developers, leading mobile teams, or setting architectural standards.

Why Join Us?

 Work with some of the sharpest minds in fintech and mobile engineering.

 Build products that traders, investors, and financial professionals rely on daily.

 A culture that values bold innovation, fast execution, and pushing boundaries.

 Expect challenges, high expectations, and relentless pursuit of excellence.

 Take complete ownership—from ideation to deployment, every pixel and every line of code should

scream excellence.

 Competitive compensation, performance-driven growth, and a real opportunity to lead and shape the future of fintech mobile applications.

If you’re obsessed with performance, thrive under pressure, and are driven by results, we want you on our team. This is your chance to solve some of the toughest engineering challenges in

fintech. Step up. Apply now.

Key Responsibilities:

●    Software Development: Iteratively and incrementally design, develop, test and maintain applications and services using C# and .NET.

●    CI/CD Pipelines: Develop, maintain, and optimize continuous integration and continuous delivery pipelines using GitLab, Devtron and Kubernetes.

●    Teamwork and Pair/Mob Programming: Engage with developers, operations, and team members via pair or mob programming sessions to ensure the highest quality product delivery.

●    Containerization: Contribute to the push toward full containerization and zero-downtime deployment goals

●    DevOps Practices: Implement and maintain infrastructure as code (IaC) using tools such as bicep and Terraform.

●    Monitoring and Logging: Implement and manage monitoring, logging, and alerting solutions using tools like OpenTelemetry, Prometheus, Grafana to make our products more supportable.

●    Design and Architecture: Contribute to on-going discussion of our evolving software design and architecture.

●    Cloud Management: Assist in managing and optimizing our private cloud infrastructure (VMWare Tanzu) to ensure high availability, scalability, and efficient resource usage.

●    Security: Implement security best practices and ensure compliance with relevant regulations and standards.

●    Automation: Identify opportunities for automation to improve efficiency, reduce manual efforts and deskilling in deployment, testing and maintenance tasks.

●    Troubleshooting: Diagnose and resolve infrastructure and application issues promptly and effectively.

●    Documentation: Create and maintain comprehensive documentation for applications, infrastructure, processes, and procedures.

●    Continuous Improvement: Advocate for and implement best practices promoting a culture of continuous improvement.

Qualifications:

Minimum of 5 years of experience in software development, particularly with C# and .NET.

Must have skills:

●    Strong knowledge of C# programming language and .NET stack

●    Familiarity with CI/CD tools and practices, including TDD.

●    Understanding of DevOps principles

●    Strong collaboration and communication skills.

Nice to have skills

●    Familiarity with containerization and orchestration tools like Docker and Kubernetes is a plus.

●    Knowledge of infrastructure as code (IaC).

●    Experience in scripting languages such as Python, Bash, or PowerShell is a bonus.

●    Excellent problem-solving skills and attention to detail.

●    Experience with pair/mob programming.

●    Understanding of networking concepts and security best practices.

Required Experience

3 - 8 Years

Skills

Java/J2EE,

Spring,

microservices

+ 1 more

• Develop unit, integration, and functional tests within Grails/Java and contribute to new architectures design for multi-tier Java EE-based products in a SOA environment.
• Interact with Business Analysts to understand software build configuration and testing processes, documenting application functionality and programming accordingly.
• Collaborate with a talented software team to work on various types of applications, ensuring the building of backend APIs using Java-based technologies.
• Stay updated with the latest trends and technologies, conducting POCs on new technical stacks to support and maintain a portfolio of applications.
• Utilize core Java skills to define, design, develop, integrate, test, deploy, maintain, and troubleshoot applications and tools written in Java and other related languages.
• Provide technical expertise in Java development, including Spring, Hibernate, and building scalable solutions for large web application deployments.
• Participate in the full SDLC, from requirements and design to development, testing, and deployment, ensuring the implementation of best practices and industry-standard procedures.
• Possess hands-on experience with Java, J2EE, Spring Boot, microservices, and web services, while also demonstrating proficiency in writing enterprise-strength code and developing backend APIs.
• Work in an agile environment, supporting users by developing documentation and offering assistance with tools, while promoting established development standards and change control procedures.

Responsibilities:

Lead the design and development of sophisticated, high availability, and secured

server-side applications with a primary focus on Golang.

● Collaborate with cross-functional teams to understand requirements, architect

solutions, and deliver high-quality software products.

● Mentor and guide junior engineers, sharing your engineering expertise and best

practices to foster skill development within the team.

● Analyze and optimize performance, scalability, and reliability of existing Golang

applications, making strategic improvements where necessary.

● Design and implement automated unit and integration tests to ensure code quality,

maintainability, and stability.

● Stay up-to-date with the latest advancements in software technologies,

recommending their adoption when appropriate.

● Champion code reviews, architectural discussions, and technical documentation to

maintain high development standards.

● Troubleshoot and resolve complex issues, providing innovative solutions to overcome

challenges.

● Contribute to the recruitment and hiring process by participating in interviews,

evaluating candidates, and providing input on hiring decisions.

Requirements

Bachelor's or Master's degree in Computer Science, or a related field.

● 3+ years of experience in software development, with substantial experience in

Golang and cloud infrastructure.

● Expert-level proficiency in designing and developing high-performance, concurrent

applications with Golang.

● Experience with distributed systems, microservices architecture, and containerization

(e.g., Docker, Kubernetes).

● Solid knowledge of software testing methodologies and tools, including unit testing

and integration testing for Golang applications.

● Demonstrated ability to lead projects, collaborate effectively with teams, and mentor

junior engineers.

● Excellent problem-solving and analytical skills, with the ability to tackle complex

technical challenges.

● Having prior experience in the FinTech domain would be an added advantage.

Experience: 3-5 Years Experience

Skills:

Javascript, Node JS, HTML, CSS, Advanced JS


Location : Ahmedabad 

Developer – Golang 

Responsibilities: 

• An individual contributor who will be part of the Software R&D team working on the following areas 

• Backend work in Golang, Micro services architecture 

• Work with internal team and customers to deliver solutions that will meet the customer needs with respect to the performance security, scalability and functionality. 

• Implementation of API and authentication methods using JWT 

• Writing scalable, robust, testable, efficient, and easily maintainable code 

• Translating software requirements into stable, working, high performance software 

Skills 

• 2-5 years of experience in Go programming language 

• Strong experience in working with Goroutine and channel patterns 

• Experience in Go framework for DB, JSON, Sockets, Web Frameworks and tools 

• Knowledge of logging and configuration packages like Zap, Viper 

• Experience in writing unit tests for Golang code 

• Familiarity with code versioning tools such as Git or Azure Repo 

• Should have knowledge of MySQL, PostgreSQL, or any RDBMS 

• Good knowledge of Linux / Ubuntu