11+ Performance tuning Jobs in Kolkata | Performance tuning Job openings in Kolkata

About the Role We are looking for a highly skilled and self-driven Senior Data Engineer to take full ownership of our database architecture and operations. This is a WFO role that blends high-level database development, database administration (DBA), and customer consultation.

You won't just be writing code in the background; you will be the primary voice for data best practices, helping our customers understand why we build things the way we do.

What You Will Do

• Database Development: Design, develop, and optimize complex T-SQL queries, stored procedures, views, and triggers.
• Database Management: Oversee database health, performance tuning, security, and backup strategies to ensure maximum uptime.
• Project Support: Act as the database subject matter expert (SME) for cross-functional project teams, ensuring data integrity and scalability in every release.
• Customer Consultation: Work directly with customers to understand their data needs. You will educate them on the "right way" to approach database solutions, guiding them away from quick fixes and toward long-term stability.
• Problem Solving: Proactively identify bottlenecks and resolve database issues before they impact the business.

Who You Are

• An Individual Thinker: You don't wait to be told what to do. You see a problem, you analyze it, and you fix it. You take full responsibility for your domain.
• A Great Communicator: You can explain complex database concepts to non-technical stakeholders with clarity, patience, and high energy.
• Customer-Obsessed: You bring a positive attitude to every interaction. You aren’t just delivering a file; you are delivering a solution that helps the customer succeed.
• Results-Oriented: You take pride in delivering top-notch work consistently. You care about the quality of your code and the stability of the systems you manage.

Requirements

• 3+ years of experience with Microsoft SQL Server (Development & Administration) or Postgres Or MySQL.
• Deep expertise in T-SQL and Schema design.
• Experience with performance tuning and query optimization.
• Strong understanding of database security and maintenance.
• Excellent verbal and written communication skills (English).

Job Title : Oracle Analytics Cloud (OAC) / Fusion Data Intelligence (FDI) Specialist

Experience : 3 to 8 years

Location : All USI locations – Hyderabad, Bengaluru, Mumbai, Gurugram (preferred) and Pune, Chennai, Kolkata

Work Mode : Hybrid Only (2-3 days from office or all 5 days from office)

Mandatory Skills : Oracle Analytics Cloud (OAC), Fusion Data Intelligence (FDI), RPD, OAC Reports, Data Visualizations, SQL, PL/SQL, Oracle Databases, ODI, Oracle Cloud Infrastructure (OCI), DevOps tools, Agile methodology.

Key Responsibilities :

• Design, develop, and maintain solutions using Oracle Analytics Cloud (OAC).
• Build and optimize complex RPD models, OAC reports, and data visualizations.
• Utilize SQL and PL/SQL for data querying and performance optimization.
• Develop and manage applications hosted on Oracle Cloud Infrastructure (OCI).
• Support Oracle Cloud migrations, OBIEE upgrades, and integration projects.
• Collaborate with teams using the ODI (Oracle Data Integrator) tool for ETL processes.
• Implement cloud scripting using CURL for Oracle Cloud automation.
• Contribute to the design and implementation of Business Continuity and Disaster Recovery strategies for cloud applications.
• Participate in Agile development processes and DevOps practices including CI/CD and deployment orchestration.

Required Skills :

• Strong hands-on expertise in Oracle Analytics Cloud (OAC) and/or Fusion Data Intelligence (FDI).
• Deep understanding of data modeling, reporting, and visualization techniques.
• Proficiency in SQL, PL/SQL, and relational databases on Oracle.
• Familiarity with DevOps tools, version control, and deployment automation.
• Working knowledge of Oracle Cloud services, scripting, and monitoring.

Good to Have :

• Prior experience in OBIEE to OAC migrations.
• Exposure to data security models and cloud performance tuning.
• Certification in Oracle Cloud-related technologies.

Job Description:

Deqode is seeking a skilled .NET Full Stack Developer with expertise in .NET Core, Angular, and C#. The ideal candidate will have hands-on experience with either AWS or Azure cloud platforms. This role involves developing robust, scalable applications and collaborating with cross-functional teams to deliver high-quality software solutions.

Key Responsibilities:

• Develop and maintain web applications using .NET Core, C#, and Angular.
• Design and implement RESTful APIs and integrate with front-end components.
• Collaborate with UI/UX designers, product managers, and other developers to deliver high-quality products.
• Deploy and manage applications on cloud platforms (AWS or Azure).
• Write clean, scalable, and efficient code following best practices.
• Participate in code reviews and provide constructive feedback.
• Troubleshoot and debug applications to ensure optimal performance.
• Stay updated with emerging technologies and propose improvements to existing systems.

Required Qualifications:

• Bachelor’s degree in Computer Science, Information Technology, or a related field.
• Minimum of 4 years of professional experience in software development.
• Proficiency in .NET Core, C#, and Angular.
• Experience with cloud services (either AWS or Azure).
• Strong understanding of RESTful API design and implementation.
• Familiarity with version control systems like Git.
• Excellent problem-solving skills and attention to detail.
• Ability to work independently and collaboratively in a team environment.

Preferred Qualifications:

• Experience with containerization tools like Docker and orchestration platforms like Kubernetes.
• Knowledge of CI/CD pipelines and DevOps practices.
• Familiarity with Agile/Scrum methodologies.
• Strong communication and interpersonal skills.

What We Offer:

• Competitive salary and performance-based incentives.
• Flexible working hours and remote work options.
• Opportunities for professional growth and career advancement.
• Collaborative and inclusive work environment.
• Access to the latest tools and technologies.

About APPSeCONNECT:

We are an enterprise committed to the vision of transforming modern-day businesses and amplify their growth trajectory by equipping them with innovative and futuristic tools. With our motto “We Connect. You Grow.”, we aim to help businesses operate more efficiently and grow faster.

Our product APPSeCONNECT is a next generation integration platform which connects various business applications and enables seamless data exchange between them. Trusted by over 800 Businesses across 75 Countries, we have benefitted organizations in their quest for unprecedented growth. To know more details about us, visit us at https://www.appseconnect.com/

APPSeCONNECT is looking for a talented QA automation engineer to design testing procedures for our software applications. This role will be responsible for analysing the functionality of applications and designing automated tests to validate their performance. You will also be required to identify bugs, install databases, and collaborate with the software design team.

Role: QA Automation Engineer

Key Responsibilities:

To ensure success as a QA automation engineer, you should have advanced programming skills, a keen eye for detail, and excellent architectural skills. A skilled QA automation engineer can design and write efficient test procedures for every software application

Roles & Responsibilities:

· Meeting with the product engineering team to discuss verification protocols.

· Identifying software application weaknesses and target areas.

· Sketching out ideas for automated software test procedures.

· Reviewing software bug reports and highlighting problem areas.

· Writing automation scripts and implementing software applications.

· Designing and installing software databases.

· Troubleshooting automation software and finalizing system procedures.

· Identifying quality issues and creating test reports.

· Collaborating with the design team to solve application faults

Requirements:

· 3+years relevant experience working as a QA automation engineer.

· Implementing and maintaining automated test suites for integration tests, API tests, UI tests, and system tests.

· Experience with browser-based UI automation and Selenium/Robot frameworks

· Experience with writing test plans and test cases

· Experience with HTML/CSS/JavaScript and React.js is a plus

· Experience with SaaS environment and/or Cloud Services is a plus

· Experience with API testing.

· Advanced programming skills including automation systems and databases.

· Familiarity with programming script languages including Java, JavaScript and C#..

· Excellent analytical skills.Detailed knowledge of application functions, bug fixing, and testing protocols.

· Strong attention to detail.

We are looking for an iOS developer responsible for the development and maintenance of applications aimed at a range of iOS devices including mobile phones and tablet computers. Your primary focus will be development of iOS applications and their integration with back-end services. You will be working alongside other engineers and developers working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and the creation of quality products is essential.

Responsibilities:

• Design and build applications for the iOS platform
• Ensure the performance, quality, and responsiveness of applications
• Collaborate with a team to define, design, and ship new features
• Identify and correct bottlenecks and fix bugs
• Help maintain code quality, organisation, and automation.

Requirements:

• Proficient with Swift 4 (depending on project requirements), and Cocoa Touch
• Experience with iOS frameworks such as Core Data, Core Animation, etc.
• Experience with Online/Offline storage, threading, and performance tuning
• Familiarity with RESTful APIs to connect iOS applications to back-end services
• Knowledge of other web technologies and UI/UX standards
• Understanding of Apple's design principles and interface guidelines.
• Knowledge of low-level C-based libraries is preferred.
• Familiarity with cloud message APIs and push notifications
• Knack for benchmarking and optimisation
• Proficient understanding of code versioning tools (such as Git, Mercurial or SVN)
• Familiarity with continuous integration