16 Nosql jobs in Bengaluru

We are looking for Senior MongoDB Developer to join our technology team at Clarivate. The successful candidate will be responsible for the design, implementation, and optimization of MongoDB databases to ensure high performance and availability, both on-premises and in the cloud.

About You – experience, education, skills and accomplishments  

It would be great if you also had…  

What will you be doing in this role?  

About the team:

A Database Management Service team covers a wide range of tasks essential for maintaining, optimizing, and securing databases.

One end of spectrum consists of infrastructure DBA’s and the other end being DB specialists (SME) with a Devops mindsight and will partner heavily with the DBAs, Application and devops teams.

We've a philosophy and open mindset to learning new technology that enhances the business objectives and we encourage and support growth across the team profile to become deeply knowledgeable in other Databases technologies.

Hours of work

This is a full-time opportunity with Clarivate. 9 hours per day including lunch break

At Clarivate, we are committed to providing equal employment opportunities for all qualified persons with respect to hiring, compensation, promotion, training, and other terms, conditions, and privileges of employment. We comply with applicable laws and regulations governing non-discrimination in all locations.

Within Technology, the Operations & Infrastructure division provides outstanding infrastructure services that are secure, scalable, and continuously available. We architect, build, and maintain secure and reliable systems and networks to support the business functionality that Visa provides to payment industry partners.

As Site Database Reliability Engineers on the Product Reliability Engineering (PRE) Tech team, we’re passionate about providing an excellent developer experience that improves the efficiency and productivity of our engineers. We build and run tools and systems that Visa's engineers use every day to iterate, test, and deploy their code and support database servers such as DB2 relational databases, NoSQL Database Technologies, MSSQL, Postgres and MySQL.

We are looking for an individual who can appreciate and understand software at a multidisciplinary level and can use this knowledge to help craft our technical direction, from distributed computing, large-scale system design, artificial intelligence, UI design and mobile, and more.

Essential Functions:-

Some job duties and projects could include:

• Conduct daily code deployments to production environments.
• Serve as the initial point of contact for technical issues related to tier 1 applications.
• Perform routine tasks such as backups, patching, and upgrades to maintain database health.
• Use tools like Scalable and Ansible Enterprise to automate database tasks and configurations.
• Develop dashboards for monitoring database anomalies both predictively and reactively.
• Collaborate on project plans to ensure objectives and timelines are met.
• Analyze business requirements and architect a solution that is robust and scalable along with providing clear technical documentation and presenting findings via informative presentations
• Monitor database performance, focusing on metrics like CPU usage, query execution time, and replication latency.
• Develop and implement performance monitoring dashboards using tools like Grafana, Prometheus, and Splunk.
• Manage code releases into CAS (test) and PROD environments in collaboration with Product Development.
• Support deployments for new and existing services and features using CI CD tools like Liquibase and Jenkins.
• Work closely with diverse teams such as Product Development and Engineering.

This is a hybrid position. Expectation of days in office will be confirmed by your hiring manager.

Basic Qualifications:-

• At least 1 year of work experience with a bachelor's degree in computer science, engineering, or equivalent.

Preferred Qualifications:-

• 1-2 or more years of work experience
• 1-2 years relevant work experience with either a bachelor's or master's degree in computer science, Computer Engineering, CIS, MIS, Cybersecurity, Business or a related field.
• Proficiency in at least one programming language including, but not limited to, Python, Java, JavaScript, HTML, and C++
• Experience with one or more scripting languages: Shell scripting, Perl and Python.
• Solid understanding of Linux systems, and Relational databases, NoSQL Databases and network concepts.
• Knowledge around fundamental container concepts.
• Familiarity with fundamental Database SQL queries and Stored Procedures.
• Solid understanding of software engineering concepts and methodologies.
• Availability to support On-Call on a rotational schedule including weekends.
• Strong communications skills, specifically, the absence of repeated grammatical or typographical errors, clear and concise written and spoken communications, and communications that demonstrate professional judgment.
• The ability to tackle challenges and address problems head-on.
• Strong ability to collaborate.
• Highly driven, resourceful and results oriented.
• Good teammate and excellent interpersonal skills.
• Good analytical and problem-solving skills.
• Demonstrated ability to lead and navigate through ambiguity.

Visa is an EEO Employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law.

Job Title:
Senior Database Engineer – Postgres / NoSQL

Location:
On-site

Experience:
7+ Years (Minimum 4+ years in Postgres or NoSQL)

Availability:
Immediate / Early Joiners Preferred

Duration:
Long Term

Job Description:

We are hiring a
Senior Database Engineer
with strong expertise in
PostgreSQL or NoSQL
databases. The ideal candidate should possess deep knowledge of database architecture, performance tuning, scripting, and backup/recovery strategies in a Linux environment.

Key Responsibilities:

• Design, implement, and maintain Postgres or NoSQL databases
• Manage database performance tuning and troubleshooting
• Maintain backup, recovery, and disaster recovery processes
• Work on Linux server management and basic network maintenance
• Develop scripts using Perl, Python, or Shell for automation
• Support and optimize data flow and storage for scalable systems

Mandatory Skills:

• PostgreSQL or NoSQL (4+ years hands-on)
• Experience with MongoDB, MariaDB/Oracle
• Strong SQL & NoSQL knowledge
• Linux system administration and networking basics
• Scripting: Perl / Python / Shell
• Performance tuning, troubleshooting, backup & recovery

Good to Have:

• Experience with ElasticSearch
• Knowledge of Redis

As Consultant, you are responsible to develop design of application, provide regular support/guidance to project teams on complex coding, issue resolution and execution.

• Your primary responsibilities include:
• Lead the design and construction of new mobile solutions using the latest technologies, always looking to add business value and meet user requirements.
• Strive for continuous improvements by testing the build solution and working under an agile framework.
• Discover and implement the latest technologies trends to maximize and build creative solutions

Required education

Bachelor's Degree

Preferred education

Master's Degree

Required technical and professional expertise

• Configure DataStax Cassandra as per requirement of the project solution
• Design the database system specific to Cassandra in consultation with the data modelers, data architects and specialists as well as the microservices/ functional specialists. Thereby produce an effective database system in Cassandra according to the solution & client's needs and specifications.
• Interface with functional & data teams to ensure the integrations with other functional and data systems are working correctly and as designed. Participate in responsible or supporting roles in different tests or UAT that involve the DataStax Cassandra database.
• The role will also need to ensure that the Cassandra database is performing and error free. This will involve troubleshooting errors and performance issues and resolution of the same as well as plan for further database improvement.
• Ensure the database documentation & operation manual is up to date and usable

Preferred technical and professional experience

• Has expertise, experience and deep knowledge in the configuration, design, troubleshooting of NoSQL server software and related products on Cloud, specifically DataStax Cassandra.
• Has knowledge/ experience in another NoSQl/ Cloud database.
• Installs, configures, and upgrades RDBMS or NoSQL server software and related products on Cloud

Experienced DB2 and NoSQL Public Cloud Database Engineer to join our dynamic DB Eng team. The successful candidate will be responsible for designing, implementing, and managing our database systems in public cloud environments. This role involves ensuring high availability, performance, security, and scalability of our databases, including Db2 and various NoSQL databases.

This role will contribute to the design and architect, solution engineering, and L3 support will be responsible for delivering database projects, able to perform problem analysis and troubleshooting.

Deploy and manage database instances on public cloud platforms such as AWS, Azure, or GCP.

  Utilize cloud-native tools and services to enhance database performance and reliability.

• To Architect, design, build, and governance of the deployment standards of IBM DB2 LUW and NoSQL databases for our organization.
•   Develop and maintain scripts for database automation tasks using Python, Ansible, or similar languages.
•  Implement Infrastructure as Code practices using tools like Terraform, Ansible, or CloudFormation.
• Develop and implement robust backup and recovery strategies.
• Ensure databases are protected against data loss and can be recovered in case of failure.
• Maintain comprehensive documentation for database configurations, procedures, and policies.
• Provide regular reports on database performance, uptime, and other key metrics.
• Set up and maintain database monitoring tools to ensure database health and performance.
• Troubleshoot and resolve database related issues in a timely manner.
• provide technical influence and subject matter expertise for the database team, tackling complex problems and identifying innovative solutions
• Work closely with our development teams to ensure database designs align with application requirements, leading to more efficient and effective application development.
• The role serves as a technical and functional specialist, working independently with guidance only in the most challenging situations.

This is a hybrid position. Expectation of days in office will be confirmed by your Hiring Manager.

Basic Qualifications:-

• 8+ years of relevant work experience with a Bachelor’s Degree or at least 2 years of work experience with an Advanced degree (e.g. Masters, MBA, JD, MD) or 0 years of work experience with a PhD, OR 8+ years of relevant work experience.

Preferred Qualifications:-

• 5+ years of relevant work experience with a Bachelor’s Degree or at least 2 years of work experience with an Advanced degree (e.g. Masters, MBA, JD, MD) or 0 years of work experience with a PhD, OR 8+ years of relevant work experience.
• Bachelors degree in computer science or other technology field is necessary.
• 8-10 years of DBA experience, generally with DB2 LUW and NoSQL databases.
• Proficiency with NoSQL databases like MongoDB, Cassandra. Experience with public cloud services such as AWS, Google Cloud Platform, or Microsoft Azure.
• Strong knowledge and extensive experience with DB2 UDB RDBMS technologies, Cassandra and Public cloud NoSQL databases.
• Other Required Skillsets Sound knowledge of all UNIX and DB2 UDB utilities. Troubleshoot database performance problems and database issues.
• Should have strong UNIX platform skills and understanding of network, storage, tiered application environments and security.
• Proficiency in writing SQL procedures, functions and packages for administration and application support and experience with Q replication, Range partitioned tables, Hash partitioned tables, Replicated MQT and MDC.
• Strong knowledge of operating systems, scripting languages, data modeling and business intelligence tools.
• Good interpersonal skills along with effective communication skills.
• Demonstrated ability to solve complex systems and database environment issues.
• Demonstrate ability to work in a complex organization to determine business and customer needs, providing the best solution to meet those needs.
• Sound knowledge of NoSQL technologies like MongoDB or Cassandra is preferable.
• Work experience in a Financial Institute will be preferred.

Visa is an EEO Employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law.

Position: Senior Backend Developer

Experience Required: 5 to 9 Years

Primary Skills: NodeJS, Typescript, RestAPI, AWS, NoSQL

Secondary Skills: MySQL / PostgreSQL / NoSQL

Work location: Bengaluru / Mumbai / Pune / Noida / Gurugram

Key Responsibilities

● Design, develop, and maintain RESTful APIs in NodeJS/Typescript (HapiJs/NestJs)

● Work with databases (MySQL/NoSQL like MongoDB/Neo4j/Dynamodb/ElasticSearch) to build secure and optimized data access layers.

● Ensure best practices in authentication, authorization, and data privacy (OAuth2.0, JWT, Auth0).

● Collaborate with frontend teams (React/Angular) to define clear API contracts.

● Optimize performance and scalability for high-volume donation and user interactions.

● Write unit, integration, and end-to-end tests ensuring high code coverage and reliability.

● Deploy, monitor, and troubleshoot applications in AWS using AWS CDK on ECS/Lambda/Serverless frameworks.

● Participate in code reviews, architecture discussions, and technical design sessions.

● Contribute to continuous integration and delivery pipelines

● Mentor junior developers and share best practices in clean coding, testing, and DevOps. Required

Skills & Experience

● 5–9 years of experience as a backend engineer with strong expertise in Node.js/TypeScript.

● Strong knowledge of RDBMS (PostgreSQL/MySQL) and one NoSQL database (MongoDB, DynamoDB, Neo4j).

● Hands-on experience with AWS or GCP services (ECS, Lambda, S3, Cloud Functions, Pub/Sub, SQS/Kafka).

● Solid understanding of API security, rate limiting, token validation, and encryption.

● Familiarity with event-driven architectures and message queues.

● Experience with CI/CD pipelines and Dockerized deployments.

● Strong problem-solving, debugging, and performance optimization skills.

● Excellent communication and collaboration skills, with an ability to work in cross-functional teams.