313 Back End Developer jobs in Kochi

Back-end developer

Lead the server-side development that powers our web, iOS, and Android apps. You will design secure, scalable APIs, manage data, integrate payments, and support real-time features across e-commerce, social, trivia/gaming, and AI-driven products.

Key Responsibilities

1. API & Microservice Development

• Build and maintain REST (and optional GraphQL) endpoints in Node.js (Express or NestJS).
• Write Firebase Cloud Functions for real-time logic when appropriate.

1. Data & Security

• Design schemas in Firestore / SQL / NoSQL as required.
• Implement authentication, authorization, and role-based access.
• Ensure data privacy, rate limiting, and secure payment handling.

1. Payment & External Integrations

• Integrate payment gateways for one-time, subscription, and coupon flows.
• Connect to third-party AI services (chat, vision, etc.) and other external APIs.

1. Deployment & Monitoring

• Automate CI/CD, use Docker or cloud builds, deploy to Firebase, GCP, AWS, or comparable.
• Set up logging, alerting, and performance monitoring.

1. Collaboration & Release Support

• Work closely with React and Flutter engineers to define contracts and return structures.
• Participate in app release cycles, ensuring backend readiness and versioning.
• Organise tasks and documentation in Notion ; attend stand-ups and code reviews.

Required Skills & Experience

• 5+ years building production back-end systems with Node.js .
• Solid experience with Firebase (Auth, Firestore, Cloud Functions) or equivalent serverless stacks.
• Strong database design skills (document, relational, and caching strategies).
• Proven payment-integration experience (checkout, subscriptions, refunds).
• Deep understanding of RESTful principles, web security, and scalability patterns.
• Experience deploying and operating services in a public cloud environment.
• Familiar with CI/CD pipelines, Git workflows, and automated testing.
• Fluent English communication; comfortable documenting in Notion and explaining architecture to the team.

Job Title: Backend Developer

Seniority Level: Mid-Level

Years of Relevant Experience: 3+ Years

Department: Software-COEMS/Secure Load

Reporting Organization: Our Company

Employment Type: Full-time

Location: Kochi

Job Summary

As a Backend Developer, you will be responsible for designing, developing, and maintaining back-end systems that support our maritime operations platform. You will collaborate closely with cross-functional teams to ensure the integration of backend services with frontend applications, databases, and other core systems. Your expertise in backend technologies will be crucial in delivering high-performance and scalable solutions that meet the evolving needs of the maritime sector.

Key Responsibilities

• Contribute to the design and development of scalable, maintainable, and efficient software architecture.
• Take full ownership of the product lifecycle, from conceptualization through development and deployment.
• Responsible for implementing Test-Driven Development practices, including writing comprehensive unit tests, to ensure high-quality, reliable, and maintainable code.
• Build reusable, modular code and libraries to promote efficiency and consistency across projects.
• Continuously optimize applications for maximum performance, speed, and scalability
• Implement and enforce security best practices and ensure compliance with data protection regulations to safeguard sensitive information
• Maintain clear and comprehensive technical documentation for all systems and processes related to the products you own

Required Skills and Qualification

• Strong programming foundation in Python, including debugging and performance analysis.
• Experience in developing web applications and APIs (REST, XML, other open sources) and good knowledge of any framework Django / Flask.
• Considerable expertise of the best practice on secure software development and handling of sensitive data
• Well-established experience in all phases of development – requirement gathering, system design, implementation, testing, deployment, and maintenance, of enterprise-wide application systems.
• In-depth knowledge of Source Code Repository and experience working with Git.
• Hands on experience in DB design & Architecture with focus on performance.
• Have knowledge of caching techniques and utilities like Memcache / Redis.
• Experience working on Apache, Nginx, or any other web/app server.
• Experience in containerization tool -Docker
• Hands on experience in enterprise level deployment and scaling
• Strong analytical and critical thinking skills to effectively solve complex problems and make informed decisions.
• Experience in writing reusable code and libraries to improve efficiency and consistency across multiple projects.
• Bachelor’s or master’s degree in computer science, Information Technology, or a related field, or equivalent practical experience

Preferred Skills and Qualifications

• Experience in Angular, Node JS will be a plus
• Experience in HTML5, CSS3, JS, Bootstrap, Ajax will be an added advantage.
• Hands-on experience in Apache, Nginx, or any other web/app server

Key Competencies

• Ability to work effectively in cross-functional teams, particularly with Product Managers, front-end developers and QA engineers.
• Ability to troubleshoot complex issues, identify root causes, and implement optimal solutions
• Knowledge of secure coding practices, handling sensitive data, and ensuring compliance with data protection regulations.
• Ability to design scalable and efficient backend systems, ensuring that the solution can grow with the evolving needs of the maritime industry.

Why Join US

At Admaren Tech Private Limited, we are committed to revolutionizing the maritime industry through innovative software solutions. By joining our team, you'll have the opportunity to:

• Work on cutting-edge technology that makes a real-world impact.
• Collaborate with a dynamic, supportive team focused on continuous learning.
• Grow your career with ample opportunities for advancement and skill development.

Title: Backend Developer LeadExperience: 8-12 yearsLocation: BangaloreDomain: Banking onlyNotice Period: within 30 DaysThe position requires resources having development skills in Oracle OBP and OBMA productsJob Description OBP and OBMA Implementation Senior consultantTo perform requirement analysis and create software requirement specification.To coordinate with the infrastructure team on implementation of softwaresystems according to requirements.To write software programs and maintain source code which meet system requirements, system designs and specifications.To propose modifications and improvements to the systems both new and existing.Designing new software components or enhancing existing system componentsor new systems.Evaluating systems and processes and checking whether they confirm to therequirement specification.Responsible for writing and reviewing project documentation.

Do sign up and Learn more before applying for job : This will increase your chance of getting shortlisted. If you have not signed up, we will not be able to proceedRole DescriptionThis is a full-time remote role for a Back-End Developer. The Back-End Developer will be responsible for developing and maintaining back-end web applications, ensuring server-side logic, database management, and integration with front-end components. The Back-End Developer will collaborate with cross-functional teams to design and implement new features, optimize performance, and ensure the scalability of applications.QualificationsStrong skills in Back-End Web Development and Software DevelopmentProficiency in Object-Oriented Programming (OOP)Basic understanding of Front-End DevelopmentProficiency in various Programming languages and frameworks (e.g., Java, Python, Node.js)Knowledge of database management systems (e.g., SQL, No SQL)Excellent problem-solving and analytical skillsAbility to work independently and in a remote team environmentBachelor's degree in Computer Science, Information Technology, or related fieldExperience with cloud platforms (e.g., AWS, Azure) is a plusFamiliarity with Agile development methodologies

About the Company:

ZeTheta Algorithms Private Limited is a FinTech start-up which has been recently set up and is developing innovative AI tools.

About the Role:

The Back-End Web Developer Intern will be responsible for server-side application logic, database design, and building secure and efficient APIs. This includes password authentication systems, data processing logic, and integration with AI features.

Responsibilities:

• Design, build and implement secure RESTful APIs using Node.js + Express.js
• Develop and maintain server-side applications using frameworks such as Django, Flask, Express (Node.js), or Laravel (PHP)
• Implement authentication and authorization systems (Firebase free tier/ PostgreSQL)
• Design and manage database schemas using MongoDB Atlas (free tier) or other databases with PostGRE SQL (Supabase) essential skill requirement.
• Create efficient data models and database queries
• Develop blockchain-based certificate verification system
• Implement server-side validation and security measures
• Troubleshoot and optimize backend performance
• Integrate third-party services and external APIs when needed
• Document API endpoints and backend functionality for front-end developers

Qualifications:

• Basic proficiency in one or more backend frameworks (Node.js/Express, Django, Flask, Laravel)
• Programming skills in JavaScript, Python, PHP, or Ruby
• Familiarity with MongoDB, PostgreSQL (Supabase), SQLite, or NoSQL databases
• Understanding of RESTful API design principles
• Basic knowledge of authentication and authorization mechanisms
• Awareness of security concerns and best practices
• Ability to work independently in a remote setting

Benefits:

• Opportunity to build practical skills with modern backend technologies
• Experience working with databases and API design
• Exposure to blockchain technology applications
• Enhance your professional portfolio with real-world projects
• Remote work flexibility

Internship Details:

• Duration: Self paced with options of 1, 2, 3, 4 or 6 months.
• Type: Unpaid

About the Company:

ZeTheta Algorithms Private Limited is a FinTech start-up which has been recently set up and is developing innovative AI tools.

About the Role:

The Back-End Web Developer Intern will be responsible for server-side application logic, database design, and building secure and efficient APIs. This includes password authentication systems, data processing logic, and integration with AI features.

Responsibilities:

• Design, build and implement secure RESTful APIs using Node.js + Express.js
• Develop and maintain server-side applications using frameworks such as Django, Flask, Express (Node.js), or Laravel (PHP)
• Implement authentication and authorization systems (Firebase free tier/ PostgreSQL)
• Design and manage database schemas using MongoDB Atlas (free tier) or other databases with PostGRE SQL (Supabase) essential skill requirement.
• Create efficient data models and database queries
• Develop blockchain-based certificate verification system
• Implement server-side validation and security measures
• Troubleshoot and optimize backend performance
• Integrate third-party services and external APIs when needed
• Document API endpoints and backend functionality for front-end developers

Qualifications:

• Basic proficiency in one or more backend frameworks (Node.js/Express, Django, Flask, Laravel)
• Programming skills in JavaScript, Python, PHP, or Ruby
• Familiarity with MongoDB, PostgreSQL (Supabase), SQLite, or NoSQL databases
• Understanding of RESTful API design principles
• Basic knowledge of authentication and authorization mechanisms
• Awareness of security concerns and best practices
• Ability to work independently in a remote setting

Benefits:

• Opportunity to build practical skills with modern backend technologies
• Experience working with databases and API design
• Exposure to blockchain technology applications
• Enhance your professional portfolio with real-world projects
• Remote work flexibility

Internship Details:

• Duration: Self paced with options of 1, 2, 3, 4 or 6 months.
• Type: Unpaid

Title: Backend Developer Lead

Experience: 8-12 years

Location: Bangalore

Domain: Banking only

Notice Period: within 30 Days

The position requires resources having development skills in Oracle OBP and OBMA products

Job Description

OBP and OBMA Implementation Senior consultant

• To perform requirement analysis and create software requirement specification.
• To coordinate with the infrastructure team on implementation of software
• systems according to requirements.
• To write software programs and maintain source code which meet system requirements, system designs and specifications.
• To propose modifications and improvements to the systems both new and existing.
• Designing new software components or enhancing existing system components
• or new systems.
• Evaluating systems and processes and checking whether they confirm to the
• requirement specification.
• Responsible for writing and reviewing project documentation.