
Casandra Architeture- 7+ Yrs- Bangalore
Strong knowledge of Cassandra Architecture including read/write paths, hinted handoffs, read repairs, compaction, cluster/replication strategies, client drivers, caching, GC Tuning.
Experience in writing queries and performance tuning.
Experience in handling real time Cassandra clusters, debugging and resolution of issues.
Experience in implementing Keyspaces, Table, Indexes, security, data models & access administration.
Knowledge in cassandra backup and recovery.
Good communication skills.

Similar jobs
RequiredSkills:
• Minimum of 4-6 years of experience in data modeling (including conceptual, logical and physical data models. • 2-3 years of experience inExtraction, Transformation and Loading ETLwork using data migration tools like Talend, Informatica, Datastage, etc. • 4-6 years of experience as a database developerinOracle, MS SQLor another enterprise database with a focus on building data integration process • Candidate should haveanyNoSqltechnology exposure preferably MongoDB. • Experience in processing large data volumes indicated by experience with BigDataplatforms (Teradata, Netezza, Vertica or Cloudera, Hortonworks, SAP HANA, Cassandra, etc.). • Understanding of data warehousing concepts and decision support systems.
• Ability to deal with sensitive and confidential material and adhere to worldwide data security and • Experience writing documentation for design and feature requirements. • Experience developing data-intensive applications on cloud-based architectures and infrastructures such as AWS, Azure etc. • Excellent communication and collaboration skills.
Synapsica is a growth stage HealthTech startup founded by alumni from IIT Kharagpur, AIIMS New Delhi, and IIM Ahmedabad. We believe healthcare needs to be transparent and objective, while being affordable. Every patient has the right to know exactly what is happening in their bodies and they don’t have to rely on cryptic 2 liners given to them as diagnosis.
Towards this aim, we are building an artificial intelligence enabled cloud based platform to analyze medical images and create 2.0 of advanced radiologist reporting.
We are backed by YCombinator and other marquee investors from India, US and Japan. We are proud to have GE, AIIMS, the Spinal Kinetics as our partners.
Join us, if you find this as exciting as we do!
Description:
Synapsica is looking for a Node.js/Python developer who is passionate about designing and implementing scalable solutions with highest quality. You will be responsible for creating high performance, responsive, and secure server-side programs to manage Synapsica platform. You will be responsible for designing, managing and supporting cloud platform and scaling our database. This role is ideal for you if you have a background in bakcned development and are looking for the next level of career growth in a fast paced, learning based and merit driven work environment.
Responsibilities:
- Design and development of our new platform modules from scratch.
- Hands on implementation of our APIs and integrations.
- Design, scaling and integration of new/existing databases.
- Ensuring the entire stack is designed and built for speed and scalability
- Design and construction of our REST APIs with best secutiry mechanisms.
- Design and implementation of continuous integration and deployment pipelines in tandem with the respective team members.
- Performance tuning and improvements in large scale systems.
- Ensuring responsiveness and cross-platform compatibility of applications.
- Owning and delivering end-to-end products, features, enhancements.
Requirements:
- Degree in Computer Science or related discipline with strong competencies in data structures, algorithms, and software design
- At least 4+ years of experience with writing Python/NodeJS/PHP/Ruby on Rails.
- Prior experience of database design and management in MongoDB, including being up on the latest practices and associated versions.
- Experience in building highly scalable business applications, which involve implementing large complex business flows and dealing with huge amount of data.
- Familiarity with AWS (or equivalent) ecosystem with end-to-end cloud deployment.
- Experience implementing code level unit tests.
- Proficiency with Git / Version control.
- Appreciation for clean and well documented code
- Excellent verbal communication skills.
- Good problem solving skills.
- Attention to detail.
- Very high sense of ownership.
- Deep interest and passion for technology
Rapido is India’s largest bike taxi player focused on solving the first and last mile connectivity problem for India. The primary focus is mobility and changing all facets of mobility across India. We believe that 2 Wheeler are the right mode of transport for developing countries like India and have much more scope than 4 wheelers, which is also reflected in the fact that the number of 2 wheelers is significantly more than the number of 4-wheelers.We have operations in close to 100 cities and are the undisputed market leader in this space. Growing close to 500% year-on-year, we have ambitious targets set for ourselves in the future as well.
What you will do :
We are looking for a Technical Architect to design the structure of our IT systems and oversee programs to ensure the proper architecture is implemented.
Should have experience in data modelling, distributed system design, Microservice architecture and communications protocol and is passionate about writing code and the art of management
In this role, you should be an excellent communicator who is able to translate complex requirements into functional architecture. We'd also like you to have hands-on experience on software development and be able to manage complex programs. Overseeing development and implementation of programs. Providing technical leadership and support to software development teams. Your goal will be to ensure our internal IT framework operates properly.
Responsibilities:
- Understand company needs to define system specifications
- Plan and design the structure of a technology solution
- Communicate system requirements to software development teams
- Evaluate and select appropriate software or hardware and suggest integration methods
- Oversee assigned programs (e. g. conduct code review) and provide guidance to team members
- Assist with solving technical problems when they arise
- Ensure the implementation of agreed architecture and infrastructure
- Address technical concerns, ideas and suggestions
- Monitor systems to ensure they meet both user needs and business goals
Requirements:
- Proven experience as a Technical Architect
- Hands-on experience with software development and system administration
- Understanding of strategic IT solutions
- Experience in project management and service-oriented architecture (SOA)
- Knowledge of selected coding languages (e. g. JavaScript, Java)
- Familiarity with various operating systems
- Experience in cloud technologies
- Excellent communication skills
- Problem-solving aptitude
- Organisational and leadership skills
Role Competencies:
- Proven work experience as a Back-end developer.
- Hands on experience with programming languages like Java/NodeJS/Golang, JavaScript, Familiarity with Git,
- Database (SQL/Mysql/NO SQL).Good to have Kafka/queuing/messaging system.
- Familiarity with front-end languages (e.g. HTML, JavaScript and CSS)
- Strong knowledge of design principles, user interfaces, web standards and usability.
Functional Behavioral:
- Excellent analytical and time and people management skills.
- Teamwork skills with a problem-solving attitude.

- Utilize established development tools, guidelines and conventions including but not limited to ASP.NET, SQL Server, HTML, CSS, JavaScript, and C#/VB.NET
- Prepare and maintain code for various .Net applications and resolve any defects in systems.
- Prepare test-based applications for various .Net applications
- Enhance existing systems by analyzing business objectives, preparing an action plan and identifying areas for modification and improvement
- Manage defect tracking system and resolve all issues and prepare update for systems
- Investigate and develop skills in new technologies
- Create technical specifications and test plans
- Monitor everyday activities of system and provide require support
Technical Skills
- Required experience in .Net Core 2.2 and above, Web API, EF, AWS or Azure Cloud
- Familiarity with the ASP.NET framework, SQL Server and design/architectural patterns (e.g. Model-View-Controller (MVC))
- Knowledge of at least one of the .NET languages (e.g. C#, Visual Basic .NET) and HTML5/CSS3
- Familiarity with architecture styles/APIs (REST, RPC)
- Snaplogic (both ground and cloud plex ) or Biztalk ( basic administration , simple xlt translations, and Api management ) or any other similar tool
- Update to .net 50 and Microsoft CORE 30 general coding practices
- Visual Studio use for C#
- Shared library through Nugget
- Unit Test / Test driven methods (use of Xunit and MOCK )
- Concepts of “;” service threading, caching, injection, NTier and entity
- GIT repository (Gitflow branching strategies )
- Azure DevOps pull requests, commitments and Task usage
- SQL artifact writing (sprocs, tables, triggers , indexes, FKs ,and PKs)
- SQL understanding of relational database models
- Should have good problem-solving abilities
- Should be able to troubleshoot issues and determine the cause of a plan’s success or failure
- Should keep up to date with changes in the market and technology that would affect
- Good interpersonal and communication skills
- Comfortable to work as per client requirements/time zones
- Should possess strong team handling experience
About Recko:
Recko was founded in 2017 to organise the world’s transactional information and provide intelligent applications to finance and product teams to make sense of the vast amount of data available. With the proliferation of digital transactions over the past two decades, Enterprises, Banks and Financial institutions are finding it difficult to keep a track on the money flowing across their systems. We are building products which enable them to handle and monitor massive volumes of transactional data without writing a single line of code and ensure the right amounts are flowing between the right beneficiaries, with the right deductions at the right time. Over the last few months, we have grown to a point where we are processing more than 25 million transactions monthly for our customers.
Recko is a Series A funded startup, backed by marquee investors like Vertex Ventures, Prime Venture Partners and Locus Ventures. Traditionally enterprise software is always built around functionality. We are reimagining enterprise software to be built around the user. We believe software is an extension of one’s capability, and it should be delightful and fun to use.
Working at Recko:
We believe that great companies are built by amazing people. At Recko, We are a group of young Engineers, Product Managers, Analysts and Business folks who are on a mission to bring consumer tech DNA to enterprise fintech applications. The current team at Recko is 50 members strong with stellar experience across fintech, e-commerce, digital domains at companies like Flipkart, PhonePe, Ola Money, Belong, Razorpay, Grofers, Jio, Oracle etc. We are growing aggressively across verticals.
About the Role:
What are we looking for:
1. 2+ years of experience with Java MVC frameworks like Spring / Dropwizard / Play and with
MySQL / Oracle / PostgreSQL.
2. Experience building at least one application from scratch.
3. Understanding of at least one test frameworks and basic system administration.
4. Experience with cache store / message broker like Redis / RabbitMQ / Kafka.
5. Good to have: Experience with NoSQL databases like Cassandra, MongoDb, Neo4j, ElasticSearch. etc and Understanding of different concurrency models used in Akka, node.js, Go, RxJava etc
6. Interest in learning new languages / framework as needed.
7. A growth mindset and passionate about building things from the ground up and most
importantly, you should be fun to work with.
As a backend developer at Recko, you will:
1. Design and implement microservices with high reliability and scalability.
2. Be involved and participate in the overall application lifecycle.
3. Define and communicate technical and design requirements.
4. Learn about new technologies and incorporate them.
5. Improve engineering standards, tooling, and processes.
6. Collaborate with multi-disciplinary team of designers, developers and system administrators.







