ML Data Engineer, Railofy
About the Team & Role:
Railofy is solving the largest problems for Indian Railway passengers (90% of Indians travel by trains) - waitlisted tickets and quality of food in trains. We are a young team of technologists who have made a significant breakthrough in this field using Machine Learning, in order to create a major impact in the lives of Indians.
ML Data Engineers at Railofy lead all the processes from data collection, cleaning, and preprocessing, to managing the infra and deploying models to production. The ideal candidate will be passionate about big data and stay up-to-date with the latest developments in the field.
The Data Science team works on proprietary data sets (tabular) building classical machine learning models & recommendation systems.
What will you get to do here?
- Understanding and building expertise in the domain
- Managing available resources such as hardware, data, and personnel so that deadlines are met
- Exploring and visualizing data to gain an understanding of it, then identifying differences in data distribution that could affect performance when deploying the model in the real world
- Verifying data quality, and/or ensuring it via data cleaning
- Supervising the data acquisition process if more data is needed
- Defining validation strategies
- Defining the preprocessing or feature engineering to be done on a given dataset
- Defining data augmentation pipelines
- Training models and tuning their hyperparameters
- Deploying models to production and monitoring production systems
What qualities are we looking for?
- Proficiency with Python and libraries for machine learning such as scikit-learn, pandas, numPy, matplotlib, seaborn and keras/tensorflow
- Proficiency with PostgreSQL, ElasticSearch, Kibana, Redis and Big Data technologies
- Proficiency with Cloud computing on AWS using services like EC2, S3, ECS, Lambda and RDS
- Expertise in visualizing and manipulating big datasets
- Ability to select hardware to run an ML model with the required latency at scale
- Computer Science or IT Engineering background with solid understanding of basics of Data Structures and Algorithms
- 5-10 years of data science experience
- You love coding like a hobby, strive to code in a clean and structured manner with time and space complexities in mind and are up for a challenge!
- Motivation to join an early stage startup should go beyond compensation
Location: Mumbai/Remote
About Railofy - Rodeo Travel Technologies Pvt Ltd
Similar jobs
This role is physically based out of Mauritius and will require you to relocate to Mauritius. Relocation expenses like air tickets/work visa/permit/medical for work permit will be borne by the company
The role of a senior java developer is to ensure high quality software development and delivery to the end client.
As senior software developer, you shall be the technical SME on the project and ensure that the team abide by the quality standard set on the project.
On the Java Expertise Center, you shall be contributing to the knowledge building committee where you will be coaching juniors and demy students
Key Skills:
Very good knowledge in Java (at least from Java 8).
Good knowledge of Spring boot
Experience with JPA/Hibernate
Experience in middleware such as MessageQueues
Experience with REST interfaces and GRPC
Experience with modern agile software development (Continuous Integration)
Experience in securing APIs
Knowledge in design patterns
1. Software Development
Act autonomously in the delivery of tasks of simple to high complexities on projects.
Participate actively with team members to reduce risks related to tasks and activities.
Ensure deliveries (code, documentation, release notes) are executed within set quality standards and processes.
Understand and apply standard methods, tools and processes in daily tasks.
Participate in sprint backlog estimation.
2. Team coaching & technical reference on project.
Work with the team architect to help coach team members and ensure they
abide by the technical standards set on the project.
Coach new joiners and accompany them technically & functionally on the
project.
Be the technical reference on the project, besides the architect.
Communicate technical KPI to your project manager.
Review code contributed by team members, ensuring adherence to coding standards, best practices, and quality standards.
Act as a coach or trainer and contribute actively to the Java Expertise Center.
A commitment to continuous learning and staying updated with industry trends and best practices
Participate in budget auditing activities as required by direct report in the capacity of a Developer
Key Dimensions:
Ability to monitor unit test coverage and ensure team abide by same standard (Standard unit test coverage
of 60% on new and overall codes)
Ensures Sonar analysis of project is as per quality gate and any deviations are tackled by the team
Ensuring highest quality delivered to client.
Main tasks
- Implementation, operating and monitoring of LS system solutions on-premise and in the cloud
- Analysis and sustainable troubleshooting of system failures
- Support in the area of information and IT security
Qualification profile
- Successfully completed training or studies in the field of IT
- Experience in operating on-premise, public and private cloud solutions
- Young professionals are welcome
- Good English skills
- Knowledge in the following areas
- Oracle Database
- Oracle Application Server
- Oracle Linux
- Oracle Linux KVM
- Oracle Weblogic
Job Purpose
We work in the latest technology, and our foundations are data structures, algorithms, solid logical reasoning, and mathematics. We are looking for very strong engineers who love coding, optimizing, and ensuring their code is the most efficient.
You will be involved with hardcore development. If you are an assembler of code or packages from different places to build something, you may not find our team to be the right fit.
You must be someone who can build anything from the ground up. Programming language should not be any barrier for you, as you should be able to pick up any programming language or underlying technology within a week.
Key Areas of Responsibility
Core development. Ready to participate in the designing, brainstorming, and development process. You must give sleepless nights to meet deadlines whenever required.
Desired Candidate Profile
Essential Skills
- Reliable, Accountable, and Trustworthy
- Ability to understand software requirements based on a wireframe/program specification
- Familiarity with GoLang / PHP / Python / Java / C / C++ / Linux Shell and Scripting / HTML / CSS / JS / Node.js is a plus
- Effective communication skills to ensure smooth coordination of tasks with the Team Leader.
- Knowledge of MongoDB, MySQL, and PL/SQL is a plus
- Familiarity with ML, TensorFlow, and Keras is a plus
- Knowledge of web servers such as Apache, NGNIX, and the HTTP protocol is a plus.
- Knowledge of multi-process, threads, memory, and filesystem on Linux is desirable.
- Must Solve The Following
To consider you for the current opening, please make sure to understand the following question and solve it. A simple program in any programing language would do. If you cannot solve this, please do not apply.
Write a function foo(x) where foo(foo(x)) = -x (assume x to be an integer, and foo(x) has to be always real), any programming language would do. Before submitting the answers, please verify that the output of foo(foo(10)) should be -10 and foo(foo(-10)) should be 10.
Female candidates Only
Location - Bangalore
Experience - 10+ Years
5 Days Working(Hybrid)
- Strong experience in MEAN stack technologies
- This role will primarily be leading/mentoring Application Development, Database, and Testing teams
Brief Job description
In order to successfully create world-class pricing products you will need to bring rock-solid back-end skills, micro-service architecture experience and a passion for leading high-performing Agile developer teams.
What you will do
….
Basic Qualifications
- 8+ years of experience as a software developer with a clear history of technical excellence, depth and leadership
- At least 5+ years of experience in managing software development with a strong track record of on-time delivery for large, cross-functional projects
- Experience with hiring, attracting, motivating, coaching, retaining and developing engineers and their leaders.
- Experience with scalable API development and REST services
- Excellent communication, adaptability and collaboration skills
- Bachelor’s degree in Engineering, Computer Science or related field
What You Can Do To Stand Out
- Experience with modern development technologies/languages and cloud-native development
- Proficiency with SQL, data processing and supporting architectural patterns
- Background in Containers (Docker, Kubernetes, Mesos, etc.)
- Automated test, build deployment tools, continuous integration
Responsibilities:
- Writing clean, high-quality, high-performance, maintainable code
- Develop and support software including applications, database integration, interfaces, and new functionality enhancements
- Responsible for the product development and maintenance
- Analyze and resolve performance bottlenecks
Requirements:
- A self-motivated, multi-tasker, and demonstrated team-player.
- 3+ Years of experience in Web Application Development
- Should excel in working with large-scale applications and frameworks
- Expert in Programming using Angular 8/10/11, Web API
- Should have knowledge in Relational and Non-Relational databases (NO SQL).
- Strong knowledge of SDLC methodologies – Agile/Scrum
- Very good development skills in front end technologies/javascript libraries like angular etc.
- Good understanding of Object-Oriented Programming, Design Concepts & Unit Testing
- Good understanding of Web Security Concepts
As a Salesforce Product Owner, you will lead the product intake, backlog prioritization, strategy, and roadmap of the Salesforce platform. Furthermore, you will lead the team with discovery to create a development-ready story to be handed off to the development team. The company is looking for a candidate with Salesforce and Agile framework experience.
- The role requires strong leadership across multiple teams and departments, the ability to communicate with influence, and a technical aptitude
- The ideal candidate will have proven Salesforce product knowledge as well as the ability and experience to demonstrate how they have improved efficiencies in product management using their product expertise.
The Product Owner will work with business groups:
- To understand demand
- Collaborate with the business to develop detailed requirements
- High-level design and technical architecture
- They will also lead many of the Agile ceremonies and will ensure the team meets its goals on time and within budget.
- Managing integration across the platform is also a key role
This role is a strategic, senior-level individual contributor who will own a portfolio of products/initiatives as well; including:
- Owning reporting and analytics on product work,
- Establishing and maintaining metrics to measure the performance of work,
- Creating and sustaining relationships with other organizations (IT, industry teams, etc.),
- Facilitating working sessions/steering committees to drive performance and
- Communicating directly with Senior Leaders from different areas of the organization.
The position also serves:
- To define scope and benefits
- Create user stories
- Develop a roadmap
- Track budget performance
- Validate IT related design and development work
- Partner with the business to ensure end-user acceptance testing
- Monitor an initiative post-launch to ensure benefit realization.
Additional job duties/responsibilities may include but are not limited to:
- Identify and ability to negotiate with Vendors for IT Sub-contracting
- Working closely with key stakeholders and internal partners throughout the organization to gather requirements
- Creating, maintaining, and prioritizing the product backlog according to business value for the life of the project
- Developing & conveying the vision of what is to be built
- Acting as the key product feature decision-maker., maximizing the value of the product
- Communication of product backlog priorities
- Handoff of development-ready stories to the development team
- Assisting with the elaboration of epics, themes, and features into user stories that are small enough, or granular enough, to be achieved in a single sprint
- Decisions on release dates and content
- Participating in daily scrum, as needed
- Participating in sprint planning meetings, reveals, and retrospectives – inspecting the product progress at the end of every sprint to accept or reject the work that has been done by the development team
- Acting as the voice of the team, communicating status to stakeholders and internal partners
Basic Qualifications
- Four year Bachelor’s degree preferably in marketing, computer science, information systems, engineering, or related field
- 5+ years experience as a product owner
- 5+ years experience leading a technical team while simultaneously managing multiple projects
- 3+ years experience with the Agile methodology
Top candidates will also have:
- Salesforce development experience
- Salesforce Sales & Service Cloud experience
- Demonstrated ability to communicate to ensure a team’s success
- Strong accountability planning/organization and teamwork
- Highly developed interpersonal skills to deal with sensitive, emotional or potentially controversial situations.
- Experience managing projects using Agile software tools such as JIRA, Team Services, Rally
- Knowledge of the software development lifecycle
- Background in Information Technology
Amazon Web Services (AWS) is carrying on that tradition while leading the world in Cloud technologies. As a member of the AWS Professional Services team you will be at the forefront of this transformational technology assisting a global list of companies that are taking advantage of a growing set of services and features to run their mission-critical applications.
Professional Services engage in a wide variety of projects for customers and partners, providing collective experience from across the AWS customer base and are obsessed about strong success for the Customer. Our team collaborates across the entire AWS organization to bring access to product and service teams, to get the right solution delivered and drive feature innovation based upon customer needs. You will collaborate with our customers and/or partners on key engagements and will develop and deliver proof-of-concept projects, technical workshops, feature comparisons, and execute migration projects.
You will be based in Hyderabad and might have to travel globally to ensure customer success.
Responsibilities :
- Employ customer facing skills to represent AWS well within the customer's environment and drive discussions with technical and business teams.
- As a key member of the team, ensure success in designing, building and migrating applications, software, and services on the AWS platform
- Participate in architectural discussions and design exercises to create large scale solutions built on AWS and also be part of the development lifecycle.
- Identity workarounds for specific issues and corner scenarios observed during migration
- Automate solutions for repeatable problems
- Develop test plan and testcases to demonstrate application/database readiness post migration
- Work closely with application teams to ensure business functionality and SLAs are met
- Consult for optimal design of database environments, analyzing complex distributed production deployments, and making recommendations to optimize performance
- Develop innovative solutions to complex business and technology problems
- Educate customers on the value proposition of AWS and AWS services
- Partner with the sales team to design solutions for customers that drive AWS adoption and revenue
- Conduct technical sessions for internal teams, partners and customers
BASIC QUALIFICATIONS :
- 12+ years of experience in a technical position.
- 4+ years on any Cloud Platform (AWS, Azure, Google etc).
- Bachelor's degree in Information Science / Information Technology, Computer Science, Engineering, Mathematics, Physics, or a related field.
- Strong verbal and written communication skills, with the ability to work effectively across internal and external organizations.
- Strong programming skills in Java and/or Python.
- Strong hands-on experience in integrating multiple databases like Oracle, SQL Server, PostgreSQL etc.
- Deep hands-on experience in the design, development and deployment of business software at scale.
- Customer facing skills to represent AWS well within the customer's environment and drive discussions with senior personnel regarding trade-offs, best practices, project management and risk mitigation
- Leading/Involved in highly-available and fault-tolerant enterprise and web-scale software applications.
- Experience in performance optimization techniques.
- High end Troubleshooting and Communication skills.
- Proven experience with software development life cycle (SDLC) and agile/iterative methodologies required
PREFERRED QUALIFICATIONS :
- Implementing experience with primary AWS services (EC2, ELB, RDS, Lambda, API Gateway Route53 & S3).
- AWS Solutions Architect Certified
- Infrastructure automation through DevOps scripting (E.g. shell, Python, Ruby, Powershell, Perl)
- Configuration management using CloudFormation and/or Chef/Puppet
- Experience in database programming like PL/SQL etc.
- Demonstrated ability to think strategically about business, product, and technical challenges
- Integration of AWS cloud services with on-premise technologies from Microsoft, IBM, Oracle, HP, SAP etc.
- Experience with IT compliance and risk management requirements (eg. security, privacy, SOX, HIPAA etc.).
- Extended travel to customer locations may be required to sell and deliver professional services as needed
Amazon is an equal opportunity employer. Amazon or its Recruitment Partners do not charge any fee or security deposit from the candidate for offering employment.
- Be a part of Agile rituals like Feature elaboration/Estimation, daily stand-ups, release planning, Iteration Planning Meeting, Retrospective, Showcase, etc
- Creating technical design specs for a system which sets up enhanced visibility and tracing of network and system performance
- Conduct system performance testing to ensure system reliability, capacity and scalability
- Analyze test results and coordinate with development teams for bug fixes.
- Analyze the root cause of performance issues and provide corrective actions.
- Suggest new tools and techniques to improve testing efficiency.
- Help teams to right-size their servers and containers
- Assist in project planning, scheduling, budgeting, and tracking activities.
- Provide support in project design, development and deployment activities.
- Review and recommend improvements tonexisting test procedures
- Gate keep application performance by ensuring that best practices are followed.
- Coach, train and mentor to improve the maturity and value of the performance engineering across multiple teams
- Good understating of AWS network concepts and their performance implications
- Must be aware AWS of offerings which helps in improving the performance of an applications
- Understanding of operating system's (preferably Linux) performance tuning concepts
- Good experience in memory and CPU thread analysis, GC overview, experience with few incidences
- Good experience in debugging infrastructure performance pain points and should also be able to suggest improvements
- Must have a good understanding of Hyper virtualization
- Has a very good understanding of Infra, hands-on experience in setting up servers, Containers, pipelines, CI
- Extensive knowledge and experience of Performance testing and monitoring tools ( at least 2) JMeter, VSTS, LoadRunner, Dynatrace, AppDynamics, SiteScope, Grafana, Kibana
- Testing Coordination experience – Full understanding of end to end performance test process and experience on how and when to engage different teams
- Excellent Soft Skills (Communication – via email, phone, live-meeting, etc.)
- Good programming experience with any programming languages, preferably C#
- Experience with CI (Continuous Integration) with Performance Testing
- Experience working with .Net core applications
- Experience in creating NFR's
- Experience with performance tuning of NoSQL Databases
- Experience collaborating closely with product, engineering, and UX teams
Responsibilities:
* Implementation of a robust set of services / APIs to power the web application
* Building reusable code and libraries for future use
* Optimization of the application for maximum speed and scalability
* Implementation of security and data protection
* Integration of the front-end and back-end aspects of the web application
Requirements:
* Proficiency in developing modern web applications using Nodejs & React.
* Good understanding of Database schema, design, optimisation, scalability.
* Good understanding of server-side CSS preprocessors.
* Ability to implement automated testing platforms and unit tests.
* Great communication skills, strong work ethic.
* Ownership of the product from start to finish.
* Knowledge of code versioning tools such as Git, Mercurial or SVN.
* Ability to learn new technologies quickly.
Nice to haves:
* Experience with AWS
* Expert level understanding of the HTML DOM and underlying event model
* Exposure to Gulp, Grunt, Bootstrap
* Prior Open source contributions
* Experience building responsive designs