11+ Query optimization Jobs in Bangalore (Bengaluru) | Query optimization Job openings in Bangalore (Bengaluru)

Position Title : Senior Database Administrator (DBA)

📍 Location : Bangalore (Near Silk Board)

🏢 Work Mode : Onsite, 5 Days a Week

💼 Experience : 6+ Years

⏱️ Notice Period : Immediate to 1 Month

Job Summary :

We’re looking for an experienced Senior DBA to manage and optimize databases like MySQL, MongoDB, PostgreSQL, Oracle, and Redis. You’ll ensure performance, security, and availability of databases across our systems and work closely with engineering teams for support and improvement.

Key Responsibilities :

• Manage and maintain MySQL, MongoDB, PostgreSQL, Oracle, and Redis databases.
• Handle backups, restores, upgrades, and replication.
• Optimize query performance and troubleshoot issues.
• Ensure database security and access control.
• Work on disaster recovery and high availability.
• Support development teams with schema design and tuning.
• Automate tasks using scripting (Python, Bash, etc.).
• Collaborate with DevOps and Cloud (AWS) teams.

Must-Have Skills :

• 6+ Years as a DBA in production environments.
• Strong hands-on with MySQL, MongoDB, PostgreSQL, Oracle, Redis.
• Performance tuning and query optimization.
• Backup/recovery and disaster recovery planning.
• Experience with AWS (RDS/EC2).
• Scripting knowledge (Python/Bash).
• Good understanding of database security.

Good to Have :

• Experience with MSSQL.
• Knowledge of tools like pgAdmin, Compass, Workbench.
• Database certifications.

Job Title: Full Stack Developer (MERN + Python) / Senior Mern Developer

Location: Bangalore

Job Type: Full-time

Experience: 4–8 years

About Miror

Miror is a pioneering FemTech company transforming how midlife women navigate perimenopause and menopause. We offer medically-backed solutions, expert consultations, community engagement, and wellness products to empower women in their health journey. Join us to make a meaningful difference through technology.

Role Overview

·        We are seeking a passionate and experienced Full Stack Developer skilled in MERN stack and Python (Django/Flask) to build and scale high-impact features across our web and mobile platforms. You will collaborate with cross-functional teams to deliver seamless user experiences and robust backend systems.

Key Responsibilities

·        Design, develop, and maintain scalable web applications using MySQL/Postgres, MongoDB, Express.js, React.js, and Node.js

·        Build and manage RESTful APIs and microservices using Python (Django/Flask/FastAPI)

·        Integrate with third-party platforms like OpenAI, WhatsApp APIs (Whapi), Interakt, and Zoho

·        Optimize performance across the frontend and backend

·        Collaborate with product managers, designers, and other developers to deliver high-quality features

·        Ensure security, scalability, and maintainability of code

·        Write clean, reusable, and well-documented code

·        Contribute to DevOps, CI/CD, and server deployment workflows (AWS/Lightsail)

·        Participate in code reviews and mentor junior developers if needed

Required Skills

·        Strong experience with MERN Stack: MongoDB, Express.js, React.js, Node.js

·        Proficiency in Python and web frameworks like Django, Flask, or FastAPI

·        Experience working with REST APIs, JWT/Auth, and WebSockets

·        Good understanding of frontend design systems, state management (Redux/Context), and responsive UI

·        Familiarity with database design and queries (MongoDB, PostgreSQL/MySQL)

·        Experience with Git, Docker, and deployment pipelines

·        Comfortable working in Linux-based environments (e.g., Ubuntu on AWS)

Bonus Skills

·        Experience with AI integrations (e.g., OpenAI, LangChain)

·        Familiarity with WooCommerce, WordPress APIs

·        Experience in chatbot development or WhatsApp API integration

Who You Are

·        You are a problem-solver with a product-first mindset

·        You care about user experience and performance

·        You enjoy working in a fast-paced, collaborative environment

·        You have a growth mindset and are open to learning new technologies

Why Join Us?

·        Work at the intersection of healthcare, community, and technology

·        Directly impact the lives of women across India and beyond

·        Flexible work environment and collaborative team

·        Opportunity to grow with a purpose-driven startup

·         

In you are interested please apply here and drop me a message here in cutshort.

Our client is a Leading Indian consumer electronics start-up and is one of the fastest-growing start-ups. They have also emerged as the fifth largest wearable brand globally. They are super passionate about the impact that they are making in people’s lives and are looking for a fellow self-starter to join our ambitious bunch.

Responsibilities -

• Support analytics roadmap and strategy by ensuring that the landscape is mature, resilient, and flexible to meet the business requirements without deviating from the overall IT vision

• Collaborate with businesses to identify opportunities, and pain areas, incubate analytics product ideas and deliver analytics applications in a digital native manner

• Hold the analytics program together

• Manage the analytics vertical end to end from setting up a platform grounds (a data lake equivalent) and deliver business value through analytics for starters and gradually by bringing in intelligence in everything we do.

• Play a key role in transforming the company into an intelligent enterprise.

• Deliver analytics use cases that directly contributes to our top-line growth

• Be responsible for overall data hygiene, governance, monitoring of data pipelines and

continuously delivering business value through data

Requirements -

• 5 - 7 years experience in a similar role

• Bachelor’s degree in computer science/ analytics

• Master’s degree (business administration/equivalent) with a focus on Analytics, data science

• Good verbal and written communication skills

• Good networking skills

• Thrives in a dynamic, unstructured environment and transcends job boundaries and descriptions.

About Nudge

At Nudge, we enable consumer companies to automate experimentation and deliver personalized user experiences in real-time. We’re backed by marquee investors across the globe and are now expanding our founding team.

Role Description

As a Frontend Engineer you'll take charge of our dashboard and frontend architecture, working directly with the CTO to scale our platform.

Responsibilities

• Lead front-end web development for Nudge, including the main Dashboard, Chrome Extension, and Web SDK.
• Collaborate closely with the product and design teams to implement intuitive, high-performance user interfaces.
• Ensure code quality by implementing industry best practices, scalable architecture, and maintainable coding standards.
• Plan and architect features proactively, while remaining flexible and adaptable to changing product requirements.
• Optimize application performance through effective network optimization, caching strategies, and efficient state management.
• Demonstrate a strong command of TypeScript, JavaScript, React, Next.js, Redux Toolkit, React Query, and browser storage mechanisms (localStorage, sessionStorage, cookies).

What We’re Looking For

• Expertise in React, Next.js, JavaScript, and Redux Toolkit.
• Strong fundamentals in core JavaScript and deep understanding of browser internals.
• Experience with web storage mechanisms (local/session storage).
• Hands-on experience building and scaling SaaS dashboards and SDKs.
• Demonstrated ownership - you've built things end-to-end in a startup environment.
• Bonus: Published open-source packages on NPM or similar.

Good to Have

• Integrate and leverage LLM capabilities within our products; familiarity with LangChain and Vercel AI SDK is highly desirable.

If you think you’d be a good fit for this role, we’d love for you to apply!

You have 3 to 14 yrs of software engineering & product delivery experience with strong

background in datastructures & algorithms

• You’ve proven software development credentials having successfully built complex

products

• You are experienced with one or more general programming languages (e.g. Java, C/C++,

Go). Ability to learn other coding languages as needed.

• You’ve proven software development credentials having successfully built complex

products

• You have a strong foundation in the fundamentals of computer science, with familiarity in

data structures, algorithms and a strong command of object-oriented principles.

• You have experience in one or more of the following areas: Server Backend, Distributed

and Parallel Systems, Full Stack Development (frontend and backend), Scalable Enterprise

Platforms and Applications, Application Security and Incident Management, Android,

iOS, and Machine Learning.

• You have a spark that separates you from the crowd and ability to think out of the box and

on your feet

• You possess multi-dimensional skills that make you a valuable co-worker in a fast,

changing and ambiguous environment

• You have the ability to learn other coding languages as needed real quick

• You are comfortable in working with a team that deals with ambiguity every day

Cloud Platform Core forms the foundation of SAP Cloud Platform, providing key capabilities and services around platform core components [like Cloud Foundry, Kubernetes], extension factory, commercial infrastructure services, platform services, data management services etc

As an integral member of the SAP Cloud Platform Core Unit in Bangalore, India, you will be contributing to development in one of the following areas:

1. Data Management Services for Cloud Foundry, Kubernetes Environments – Both SAP Managed and Cloud Provider based data management services
2. Kubernetes as a Service – Multi-Cloud Kubernetes Cluster as a Service
3. Kernel Services – Enable the development of SAP CP Kernel Services -   technical services used by all SAP cloud solutions to make the Intelligent Enterprise a reality for our customers

EXPECTATIONS AND TASKS

• Demonstrate excellent quality, design, development and delivery skills in scrum teams working in short development and release cycles.
• Use and extend Open Source frameworks heavily and contribute to them, as well.
• Work with geographically distributed teams seamlessly
• Building upon domain knowledge in the area of application and service development in cloud and also in the technical/proprietary skills to reach levels of expertise
• Having a logical approach to problem solving and have the ability to respond to detailed queries
• Working as a fully contributing team member with independent planning & execution responsibilities
• Site reliability engineering for the Service that your team is responsible for

SKILLS AND COMPETENCIES

• Excellent programming know-how in JAVA/JavaScript/C++/NodeJS/Ruby/GO or in any other languages especially framework development. Deep expertise in at least one programming language & tech stack to write maintainable, scalable, unit-tested code
• Passion towards adopting and contributing to open source
• Ability to work with the team in the design and development aspects for the product
• Good understanding of building scalable Web Applications/Cloud Services using cutting edge Web Technologies (JQuery, Server-Side JS, REST, OData)
• Sound knowledge in Object Oriented Programming Principles, Design Patterns, Software Architecture
• Excellent analytical and problem-solving skills
• Goal-oriented team worker with good communication skills. Fluent in English, both written and spoken.
• Ability to work independently, and eagerness to learn and explore new topics
• Prior experience in working with Agile software methodologies
• Strong analytical and problem-solving skills

TECHNOLOGY STACK

• Languages – Java, NodeJS, Golang
• Scripting Languages – Chef, Python, Shell Scripting
• UI – AngularJS, Object Oriented JavaScript, CSS, HTML, SAP UI5
• Storage & Databases – Swift, S3, PostgreSQL, MongoDB, Redis
• Messaging - RabbitMQ
• PaaS & Container Orchestration – Cloud Foundry, Kubernetes
• IaaS – AWS, Microsoft Azure, Google Cloud Platform, OpenStack

EDUCATION AND QUALIFICATIONS/WORK EXPERIENCE

• Masters or bachelor’s degree in Engineering or Technology, majoring in Computer Science, from a premiere institute, with excellent academic records.
• Sound understanding cloud native development and architecture
• 2-6 years of relevant experience in software development

GCP  Data Analyst profile must have below skills sets :

• Knowledge of programming languages like https://apc01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.simplilearn.com%2Ftutorials%2Fsql-tutorial%2Fhow-to-become-sql-developer&;data=05%7C01%7Ca_anjali%40hcl.com%7C4ae720b3f3cc45c3e04608da3346b335%7C189de737c93a4f5a8b686f4ca9941912%7C0%7C0%7C637878675987971859%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=EImfaJAD1KHOyrBQ7FkbaPl1STtfnf4QdQlbjw72%2BmE%3D&reserved=0" target="_blank">SQL, Oracle, R, MATLAB, Java and https://apc01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.simplilearn.com%2Fwhy-learn-python-a-guide-to-unlock-your-python-career-article&;data=05%7C01%7Ca_anjali%40hcl.com%7C4ae720b3f3cc45c3e04608da3346b335%7C189de737c93a4f5a8b686f4ca9941912%7C0%7C0%7C637878675987971859%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=Z2n1Xy%2F3YN6nQqSweU5T7EfUTa1kPAAjbCMTWxDCh%2FY%3D&reserved=0" target="_blank">Python
• Data cleansing, data visualization, data wrangling
• Data modeling , data warehouse concepts
• Adapt to Big data platform like Hadoop, Spark for stream & batch processing
• GCP (Cloud Dataproc, Cloud Dataflow, Cloud Datalab, Cloud Dataprep, BigQuery, Cloud Datastore, Cloud Datafusion, Auto ML etc)

•  Polished verbal and written communication style.
• Ability to confidently build a strong rapport with customers and internal stakeholders.
• Comfortable in interacting with and presenting to executives and senior leadership.
• Lead and develop the organization with regard to competence, professionalism and streamlined processes Expand the customer base and acquire profitable Business
• Responsible for key account relationship with key customers in the region.
• Excellent presentation and documenting skills
• A team worker with good interpersonal skills
• Ability to work under pressure and to make decisions under UN-predictable situation and think outside the box to make it simpler

About Hop:

We are a London, UK based FinTech startup with a subsidiary in India. Hop is working towards building the next generation digital banking platform for seamless and economical currency exchange, with technology at the crux of it. In a technology driven era, many financial services platforms still lack the customer experience and are cumbersome to use. Hop aims at building a ‘state of the art’ tech-centric, customer focused solution.

moneyHOP is India’s first cross-border neo-bank providing millennials the ability to ‘Send’ & ‘Spend’ conveniently and economically across the globe using HOPRemit (An online remittance portal) and HOP app + Card (A multi-currency bank account).

This position is a crucially important position in the firm and the person hired will have the liberty to drive the product and provide direction in line with business needs.

About Individual

Looking for an enthusiastic individual who is passionate about technology and has worked with either a start-up or a blue-chip firm in the past.

The candidate needs to be a multi-tasker, highly self-motivated, self-starter and have the ability to work in a high stress environment. He/she should be tech savvy and willing to embrace new technology comfortably.

Ideally, the candidate should have experience working with the technology stack in the scalable and high growth mobile application software.

General Skills

• 1-2 years of experience in backend development.
• Bachelor's degree in Computer Science, Information Science, or equivalent practical experience.
• Exposure to Behaviour Driven Development and experience in programming and testing.
• Excellent verbal and written communication skills.
• Good time management and organizational skills.
• Dependability
• Accountability and Ownership
• Right attitude and growth mindset
• Trust-worthiness
• Ability to embrace new technologies
• Ability to get work done
• Has good code reviewing skills for conformance.
• Has good software testing skills and good code writing skills.

Technical Skills

• Exposure with back-end programming languages with hands on JAVA, Node JS etc along with Spring framework.
• Database administration and management of a hosting environment such as AWS.
• Sound understanding of relational and non-relational DB systems such as MySQL, Post-gres, MongoDB etc.
• Has experience dealing with JIRA (issue tracking tools), Confluence (knowledge management) tools.
• Experience with building and maintaining microservices.
• Experience with building and integrating the core system with external APIS.
• Good to have: Domain knowledge in the BFSI tech stack.
• Has handled scalability and worked on backend security protocols.
• Has worked on both mobile and web development.
• Has experience and inclination to work on architectural design and review.

Day-to-Day Responsibilities 

1. Contribute in all phases of the software development life cycle.
2. Partake in software and architectural development activities.
3. Conduct software analysis, programming, unit-testing and debugging.
4. Transforming requirements into functional modules.
5. Recommend changes to improve established application processes.
6. Work quickly with a clear bias towards actions and continuous development.
7. Participate in regular code reviews of peers and be open to pairing when necessary.