Job description Role Description This is a full-time on-site role for a Lead Flutter Engineer at Piston located in Kolkata. The Lead Flutter Engineer will be responsible for developing and maintaining mobile applications using Flutter, collaborating with cross-functional teams, leading and mentoring junior engineers, and ensuring the technical feasibility of UI/UX designs. Qualifications Strong proficiency in Flutter development and mobile application development Experience in leading and mentoring engineering teams Proficiency in UI/UX design principles Knowledge of software architecture and design patterns Experience with testing and debugging mobile applications Excellent problem-solving and analytical skills Bachelor's degree in Computer Science, Engineering, or related field Experience with native Android or iOS development is a plus Industry Financial Services Employment Type: Full-time Job Types: Full-time, Permanent Pay: ₹1,200,000.00 - ₹1,400,000.00 per year Benefits: Health insurance Paid sick time Paid time off Provident Fund Schedule: Day shift Monday to Friday Ability to commute/relocate: Kolkata, West Bengal: Reliably commute or planning to relocate before starting work (Required) Education : Bachelor's (Preferred) Experience : APIs: 3 years (Required) Flutter: 4 years (Required) NoSQL: 2 years (Required) Location : Kolkata, West Bengal (Preferred)

Job description Job Title: Backend Developer Location: Kolkata, West Bengal (or specify remote/hybrid options) Experience: 5+ years Job Summary: We are seeking a highly skilled Backend Developer with extensive experience in PostgreSQL and database architecture. The ideal candidate will be proficient in building scalable and efficient backend systems using ExpressJS. You will work closely with our development team to optimize databases, enhance application performance, and create robust backend solutions. Key Responsibilities: Design, develop, and maintain backend services using ExpressJS . Architect, optimize, and manage PostgreSQL databases for high performance and scalability. Implement database schemas , indexing strategies, and query optimizations. Collaborate with frontend developers and stakeholders to ensure seamless integration of backend services. Develop RESTful APIs and integrate third-party services. Ensure security best practices , including authentication and authorization. Perform code reviews , troubleshoot bugs, and optimize backend performance. Maintain documentation and participate in team discussions on system architecture. Requirements: 5+ years of experience in backend development. Expertise in PostgreSQL , including query optimization, replication, and indexing. Strong understanding of database architecture and relational database design principles. Proficiency in ExpressJS and Node.js.. Experience with cloud platforms (AWS, GCP, or Azure) is a plus. Familiarity with containerization (Docker, Kubernetes) and CI/CD processes. Knowledge of Git , testing frameworks, and Agile development methodologies. Ability to work independently and collaborate effectively in a team. Preferred Qualifications: Experience with microservices architecture. Exposure to caching mechanisms like Redis. Strong problem-solving skills and analytical thinking. Job Types : Full-time, Permanent Pay : ₹840,000.00 - ₹1,300,000.00 per year Benefits : Health insurance Paid sick time Paid time off Provident Fund Location Type : In-person Schedule : Day shift Monday to Friday Weekend availability Ability to commute/relocate : Kolkata, West Bengal: Reliably commute or planning to relocate before starting work (Required) Education : Bachelor's (Preferred) Experience : Back-end development: 5 years (Required) Express.js: 4 years (Required) Node.js: 3 years (Required) APIs: 3 years (Required) PostgreSQL: 4 years (Required) Location : Kolkata, West Bengal (Preferred)

Job description Role Description This is a full-time on-site role for a Lead Flutter Engineer at Piston located in Kolkata. The Lead Flutter Engineer will be responsible for developing and maintaining mobile applications using Flutter, collaborating with cross-functional teams, leading and mentoring junior engineers, and ensuring the technical feasibility of UI/UX designs. Qualifications Strong proficiency in Flutter development and mobile application development Experience in leading and mentoring engineering teams Proficiency in UI/UX design principles Knowledge of software architecture and design patterns Experience with testing and debugging mobile applications Excellent problem-solving and analytical skills Bachelor's degree in Computer Science, Engineering, or related field Experience with native Android or iOS development is a plus Industry Financial Services Employment Type: Full-time Job Types: Full-time, Permanent Pay: ₹1,200,000.00 - ₹1,400,000.00 per year Benefits: Health insurance Paid sick time Paid time off Provident Fund Schedule: Day shift Monday to Friday Ability to commute/relocate: Kolkata, West Bengal: Reliably commute or planning to relocate before starting work (Required) Education : Bachelor's (Preferred) Experience : APIs: 3 years (Required) Flutter: 4 years (Required) NoSQL: 2 years (Required) Location : Kolkata, West Bengal (Preferred)