Read the JD carefully before applying. This Java Developer position will be in the permanent payroll of Custobridge and working for the client of Custobridge (https://custobridge.com/). Job location: Remote Client Name: Hotel Trader (www.hoteltrader.com) About Hotel Trader: Hotel Trader is a 100% automated & cloud-based distribution management company providing the tools necessary for hotels to seamlessly connect to global demand with the click of a button. Managed services include Operations, Contracting, Billing, Accounting, ARI Tracking, and Technical Development. Our Company's Mission is to remove friction caused by manual and labor intensive processes in all of the business endeavors that we undertake internally and externally. Hotel Trader works with leading hotel groups and hotel technology companies to provide innovative and scalable distribution solutions. About the Role: Understand complex business requirements, partnering with global stakeholders and product team, and offering solutions, all the way from design to implementation, and rollout Code, test and implement high-quality Java modules for a complex enterprise application system, that is integrated to multiple 3rd party webservices and also supports a react.js front end Modify existing software to fix errors, improve its performance, or troubleshoot, debug and upgrade existing software. Coordinate across multiple stakeholders including tech, Ops, business, BA partners, QA globally Ensure that design and implementation works against high-volume data sources, is scalable and fault-tolerant. Minimum Qualifications: Candidate should have development experience for at least 3 to 6 years , in Web technologies, and should be proficient in the following: Core Java / J2EE Spring boot, Hibernate or similar ORM framework HTML/ JavaScript preferably with exposure to some JavaScript framework such as React Strong Database skills preferably with MySQL Expert knowledge in architecting, building and management of microservices Knowledge of SQS and Kinesis Unix scripting Ability to learn new languages and technologies. Good communication skills with an ability to clearly articulate asks and provide status Ability to pick up and assimilate system knowledge and provide input on automation or process improvement Ability to triage and support production issues as require Show more Show less
Read the JD carefully before applying. This Full Stack Developer position will be in the permanent payroll of Custobridge and working for one of the clients of Custobridge (https://custobridge.com/). Job location: Remote Client Name: to be disclosed later Job Summary: We are seeking a skilled Full Stack Developer with hands-on experience in Go (Golang), JavaScript, JWT, and RESTful APIs with a strong emphasis on security principles. Exposure to verifiable credentials, DID (Decentralized Identifiers), cryptography, and Hyperledger Fabric would be highly desirable. This role also involves business analysis, requirements gathering, documentation, and may offer opportunities to learn on the job for candidates who meet most but not all requirements. Key Responsibilities: Develop and support applications using Go and JavaScript. Handle authentication and authorization using JWT. Design secure and scalable RESTful APIs. Work on smart contracts and middleware for Hyperledger Fabric. Implement verifiable credentials and DID-based solutions. Apply cryptographic techniques to ensure data security. Gather and analyze business requirements and document solutions. Required Skills: Proficiency in Go (Golang) and JavaScript. Experience with JWT and REST API design/security. Familiarity with Docker, nix environments, and Kubernetes is a plus. Business analysis and solution documentation experience. Excellent problem-solving and communication skills. Preferred Skills: Hyperledger Fabric and other blockchain tech. CI/CD, DevOps, and agile methodologies. Knowledge of cryptographic systems and modern web tools. Experience & Education: Bachelor's in Computer Science/ IT or related field. 3+ years of software development experience, especially in API and security-focused projects. Show more Show less
Read the JD carefully before applying. This Java Developer position will be in the permanent payroll of Custobridge and working for the client of Custobridge (https://custobridge.com/). Job location: Remote Client Name: Hotel Trader (www.hoteltrader.com) About Hotel Trader: Hotel Trader is a 100% automated & cloud-based distribution management company providing the tools necessary for hotels to seamlessly connect to global demand with the click of a button. Managed services include Operations, Contracting, Billing, Accounting, ARI Tracking, and Technical Development. Our Company's Mission is to remove friction caused by manual and labor intensive processes in all of the business endeavors that we undertake internally and externally. Hotel Trader works with leading hotel groups and hotel technology companies to provide innovative and scalable distribution solutions. About the Role: Understand complex business requirements, partnering with global stakeholders and product team, and offering solutions, all the way from design to implementation, and rollout Code, test and implement high-quality Java modules for a complex enterprise application system, that is integrated to multiple 3rd party webservices and also supports a react.js front end Modify existing software to fix errors, improve its performance, or troubleshoot, debug and upgrade existing software. Coordinate across multiple stakeholders including tech, Ops, business, BA partners, QA globally Ensure that design and implementation works against high-volume data sources, is scalable and fault-tolerant. Minimum Qualifications: Candidate should have development experience for at least 5 to 6 years , in Web technologies, and should be proficient in the following: Core Java / J2EE Spring boot, Hibernate or similar ORM framework HTML/ JavaScript preferably with exposure to some JavaScript framework such as React Strong Database skills preferably with MySQL Expert knowledge in architecting, building and management of microservices Knowledge of SQS and Kinesis Unix scripting Ability to learn new languages and technologies. Good communication skills with an ability to clearly articulate asks and provide status Ability to pick up and assimilate system knowledge and provide input on automation or process improvement Ability to triage and support production issues as require Show more Show less
Read the JD carefully before applying. Apply only if you have worked in Go Lang, Javascript & some knowledge of Blockchain technology. This Full Stack Developer position will be in the permanent payroll of Custobridge and working for one of the clients of Custobridge (https://custobridge.com/). Job location: Remote Client Name: to be disclosed later Job Summary: We are seeking a skilled Full Stack Developer with hands-on experience in Go (Golang), JavaScript, JWT, and RESTful APIs with a strong emphasis on security principles. Exposure to verifiable credentials, DID (Decentralized Identifiers), cryptography, and Hyperledger Fabric would be highly desirable. This role also involves business analysis, requirements gathering, documentation, and may offer opportunities to learn on the job for candidates who meet most but not all requirements. Key Responsibilities: Develop and support applications using Go and JavaScript. Handle authentication and authorization using JWT. Design secure and scalable RESTful APIs. Work on smart contracts and middleware for Hyperledger Fabric. Implement verifiable credentials and DID-based solutions. Apply cryptographic techniques to ensure data security. Gather and analyze business requirements and document solutions. Required Skills: Proficiency in Go (Golang) and JavaScript. Experience with JWT and REST API design/security. Familiarity with Docker, nix environments, and Kubernetes is a plus. Business analysis and solution documentation experience. Excellent problem-solving and communication skills. Preferred Skills: Hyperledger Fabric and other blockchain tech. CI/CD, DevOps, and agile methodologies. Knowledge of cryptographic systems and modern web tools. Experience & Education: Bachelor's in Computer Science/ IT or related field. 3+ years of software development experience, especially in API and security-focused projects. Show more Show less
Read the JD carefully before applying. Looking for Immediate joiners or those with less than 15 days notice period. This hiring is for Custobridge Pvt. Ltd (https://custobridge.com/). About Custobridge Custobridge Pvt. Ltd. is an enterprise technology and consulting company delivering scalable, cloud-native, and automation-led software solutions. We partner with global clients to modernize legacy systems and accelerate digital transformation. Job Title: Full Stack Developer Location: Kolkata, India Employment Type: Full-Time Position Overview We are seeking a talented and passionate Full Stack Developer with 2–3 years of experience to join our growing engineering team in Kolkata . The ideal candidate should be well-versed in both front-end and back-end technologies , and confident in building secure, responsive, and scalable web applications. Key Responsibilities · Develop and maintain full-stack applications using React.js , Angular , Node.js , and Spring Boot . · Design and implement RESTful and GraphQL APIs. · Create and manage databases using MongoDB , MySQL , or PostgreSQL . · Write reusable, testable, and efficient code following best development practices. · Work closely with the DevOps team to deploy applications using Docker, GitHub Actions, and AWS (EC2, Lambda, S3). · Collaborate with cross-functional teams including design, QA, and project managers. · Participate in Agile processes—sprint planning, daily stand-ups, retrospectives, etc. · Contribute to application testing using Jest , Cypress , or similar tools. Required Skills · 2–3 years of professional experience in full-stack development . · Proficiency in JavaScript , Java , and modern frameworks such as React.js , Angular , and Node.js . · Strong understanding of Spring Boot , RESTful API development , and database design . · Experience with MongoDB , SQL , and ORM tools like Mongoose or Hibernate. · Familiarity with DevOps and deployment pipelines using Docker , CI/CD , and AWS . · Solid understanding of version control (Git) and collaborative development practices. · Good problem-solving skills, communication, and teamwork. Nice to Have · Experience with real-time applications (e.g., Socket.io , WebRTC ). · Working knowledge of OAuth2/JWT authentication. · Exposure to cloud-native architecture and microservices . Educational Qualification · Bachelor’s degree in Computer Science, Engineering, or a related field. Show more Show less
Read the JD carefully before applying. If you do not have the required skills, your profile will not be considered. This QA Engineer position will be a full-time, permanent role for Custobridge. About Custobridge Custobridge Pvt. Ltd. is an enterprise technology and consulting company delivering scalable, cloud-native, and automation-led software solutions. We partner with global clients to modernize legacy systems and accelerate digital transformation. Website : https://custobridge.com/ Job location: Remote Experience: 3 -6 years Project Details: The project is for a client who is a 100% automated & cloud-based distribution management company providing the tools necessary for hotels to seamlessly connect to global demand with the click of a button. Managed services include Operations, Contracting, Billing, Accounting, ARI Tracking, and Technical Development. The Company's Mission is to remove friction caused by manual and labor intensive processes in all of the business endeavors that we undertake internally and externally. The client works with leading hotel groups and hotel technology companies to provide innovative and scalable distribution solutions. About the Role: Ability to lead the testing of custom technology solutions Accountable for test scenario scope definition, business requirements understanding and test execution and reporting Expert in creating automated test suites for API’s using Postman , Insomnia Develop solutions to client problems through application of methods and automation tool selections Be innovative in building and maintaining test accelerators to meet client needs Develop predictive and intelligent testing approaches on automation and innovative testing products and solutions. Be involved in test coordination activities Minimum Qualifications: A minimum of three years of experience in software development, testing, project management Bachelor's degree or higher Must have experience in API manual testing knowledge using Postman Strong experience working on different software development methodologies (Waterfall, Iterative and Agile) and strong knowledge of testing principles Knowledge of Test Automation tools such as Selenium, Cucumber, MicroFocus UFT, scripting languages and Test Management tools Advanced working knowledge of Postman, Insomnia and JavaScript scripting Strong Knowledge of data analytics using SQL Excellent oral and written communication skills
**Immediate Joiners Only** . Job position starts from 1st August 2025 in Kolkata. This requirement is for Custobridge, for one of their clients in Kolkata. The client is a Tata Group company, however the name will be disclosed only when you profile is shortlisted. About Custobridge Custobridge Pvt. Ltd. is an enterprise technology and consulting company delivering scalable, cloud-native, and automation-led software solutions. We partner with global clients to modernize legacy systems and accelerate digital transformation. Website: https://custobridge.com/ Job location: Kolkata (in-office) Experience: 4-6 years Requirements: The requirement is for a Frontend Developer with React js and React Native experience. 1. Experience of 4-6 years of hands-on in React (functional components, Routing) and React Native. Clear concept of Next js. Strong knowledge of JavaScript (ES6+), TypeScript, and Redux (Redux -toolkit, global interceptor). 2. In depth understanding of Bootstrap framework, Responsive & Mobile-first websites, Media query, Mobile App designing for iOS & Android. 3. experience of visual user interface designing like website front end development, Web / UI / UX / Graphic designing. 4. Clear knowledge of REST APIs and backend integration. 5. Should have clear understanding of Git, Deployment strategy. 6. Experience in React Native for mobile apps (iOS & Android). 7. Experience with mobile build tools - native modules (bare react/Expo), React native Reanimated. 8. Strong debugging and troubleshooting skills. Education: Bachelors in Computer Science/ IT