Backend Principal Engineer

What You'll Do:

• Understand the upcoming development requirement of product in depth.
• Design product architecture as per vision, insights and concurred direction.
• Design and develop the APIs using Java, Spring, and Hibernate required for the product and expose them to be used by the front-end developers.
• Design the database and tables in MySQL/PostGreSQL/NoSQL (whichever is suitable for the need of the product) and guide the team to utilize them in the best possible way.
• Get involved in continuous maintenance of the product and get the bugs fixed in time.
• Coordinate the workflow between the UX Designers and front-end developers.
• Work on integrating flows with external tools - Segment, Branch, Clevertap.

 

Ideal Profile:

• Proficiency in Core Java & Spring framework.
• Expertise in Web Service technologies.
• Experience in building the architecture as per the product’s need.
• Experience in building REST APIs using Java/Spring.
• Excellent knowledge in Databases and code integrations such as Postgres SQL, SQL Server, MySQL.
• Experience in full life cycle development of a product (specifically mobile products) is a plus.
• Experience with Java/Spring-Boot, Hibernate Cloud Services, AWS.
• Experience with security principles and frameworks.
• Knowledge of modern authorization mechanisms, such as JSON Web Token and OAuth2 - Familiarity with code versioning tools (primarily Git).
• Essential skills are Core Java/J2EE, functional aspects, Spring Framework, Tomcat, SVN, Git, Postman/Newman.
• Should have worked in Agile methodologies.
• Good object-oriented and problem-solving skills.
• Strong communication skills along with the ability to work in a highly collaborative environment.

About Embibe
At Embibe, we have just one mission - to truly personalize education. Because every child deserves it. This has led us to embark on this noblest of journeys to deliver life and learning outcomes for every student! Rooted in consumer behavior, we are leveraging AI and Data Science to deliver personalized achievement journeys for every student.
We are a tribe of intellectually fierce people from diverse backgrounds, focused on building cutting-edge products that empower everyone in the education ecosystem - students, teachers, educational institutes and parents. We enable a deeper understanding of student behavior, their strengths and weaknesses through analysis at a granular level. It is this shared vision of democratizing and personalizing education that unites us all.
Embibe is powered by AI and data science algorithms, using these contents being recommended across platforms and millions of learning outcomes delivered to students. Since its inception, millions of students have used the imbibe platform for learning concepts and outcomes. Academic users have spent 52mins on average with an average of 3 sessions daily. Embibe has been launched for 12 languages across India with support for 361 Exams (English), and 120 Exams (Hindi) for K6-K12 having 22.6L+ Qs and 58k+ Tests, 29k videos, 50k+ 3D assets. Embibe is the world's largest live online public sector implementation in edtech for test preparation, NTA app which is powered by Embibe has 3.1Mn+ downloads, and 14.3Mn hours spent by users with total 13.4Mn sessions and 1.64Bn attempts.SchoolApp is currently being used by 1000s of schools across India and we are planning to scale it to 100Mn students with 1Mn schools with 10Mn teachers in the period of the next 3yrs.
Prerequisite
We are looking for a Software Engineer across levels who have ever contributed to any large-scale systems be it content platform e.g. Quora/Medium, streaming platform e.g. Netflix or Hotstar, activity log system e.g. Twitter feeds or payment systems like Razorpay to name a few. I/O, Read-Writes, DB connections, Distributed Locking, Memory, Bandwidth, High Throughput, Low Latency and minimal CPU cycles excite you!! You are deep thinkers and can bring ideas to the table, before starting writing the code!!
Interested? We'd love to hear from you.
Who are you?
● 2-14yrs years of relevant large-scale product company experience ideally in a fast-moving B2C/B2B environment.
● Programming. Proficiency in object-oriented and multi-threaded programming in at least one of the following languages: Java, Python,React.js, Node.js, Next.js, PHP, Golang etc.
● Deep understanding & experience of high-performance web-scale & real-time response systems, and large scale distributed systems.
● CS Fundamentals – exposure to a wide variety of problem spaces, Good in Data Structures and Algorithms Design, Problem Solving.
● Open source contributors and can do quick POC of technologies will catch our eyes.
● Expertise in designing, implementing and operating distributed Systems architectures and concepts, especially on public cloud infrastructure (AWS/Azure)
● Demonstrated expertise in applying systems patterns (e.g., Client-server, N-tier, Master/Slave, MVC) and API constructions (e.g., Swagger, OpenAPI).
● Experience in a high-availability 24/7 environment (cloud platforms are a plus). Expertise should include several of the following:
○ High-performance,up-time (99.999%) and self-recoverable systems.
○ Control, orchestration and automation platforms leveraging containers or VMs. ○ RPC frameworks (e.g., Protobuf/gRPC, Thrift, Bond)
● Experience with one or more Data Stores like (MySql, Postgres ) and NoSQL DataStores ( Mongo, Cassandra, Scylladb, Hbase, Redis, Aerospike etc.).
● Experience with Agile software development, TDD, and Continuous Integration. ● Experience in building Web/RESTFul/GraphQL services.
● Sound knowledge of *Nix, ORM(Hibernate, JPA), Spring ecosystem, Messaging platforms like Kafka/RMQ, build framework like Maven/Gradle etc.
● Very strong system design and object-oriented skills with a nifty ability to craft clean interfaces and operate at the right levels of abstraction.
● Solid coding skills with the ability to drive teams through massive refactoring exercises & improve coding standards across large code bases.
● Deep knowledge, understanding & experience of working with a large variety of multi-tier architectures. Awareness of pitfalls & use cases for a large variety of solutions. ● Exposure to complete product development cycles – from inception to production to scaling up, supporting new requirements, and re-architectures.
● Having experience building web infrastructure in cloud environments (such as AWS or Azure/GCP) is a plus. You understand and are always excited about learning new e.g.docker, Kubernetes.
● Education. M.Tech/M.Eng in Computer Science/Engineering or B.Tech/B.E in the same disciplines with equivalent years of experience would be a plus.
We'd particularly love it if:
● You’re a steward for engineering quality, reliability, scalability, availability, maintainability, flexibility habits and mindset in the organization under your purview, You know SOLID,12 factor App and Design Principles which you can apply or help the team in applying as needed. You can assure that our architectures are consistent with industry best practices. ● Version control tools like Git, SVN etc are good to have.
● Gather, understand, and prioritize requirements, research potential solutions, rapidly build prototypes, and distill and communicate what was learned, expected risks, resources & security concerns.
● Mentoring more junior engineers to instill engineering best practices and driving high standards in documentation, code reviews, design reviews, architecture discussions and strategy roadmap development.
● Actively participate in development along with team members - creating modules & systems that can then be treated as a working reflection of the best practices.
● Set the vision of the domain architecture and technology stack for technology in your organization, You understand LLD and HLD.
● Be an evangelist for technology - drive a culture of curiosity and active debate around technology in your organization.
● Experiment with new & relevant technologies and tools, and drive adoption while measuring yourself on the impact you are able to create.
Note: We just use degrees to measure the Temperature!!

inai is building the future of payments
inai is Segment for payments. We make the lives of digital/online merchants easier
by enabling them to manage their payments’ stack in a low-touch / no-code
fashion. Merchants can now future proof their payment stack and break out of the
consistent trade-off between a great checkout experience and the flexibility
required to maintain the same.
inai was founded by serial entrepreneurs who have decades of experience in
finance and tech. inai has been backed by marquee investors including Kunal
Shah, Razorpay, the first investors in Square/Twitter, and other stellar investors.

Background
Back-end engineers will build the core of inai’s platform which comprises of 3
broad teams:
• Front-end: handle the checkout experience for our merchants and the
dashboard their product teams would be using daily
• Integrations: that handle our integrations with various payment processors,
wallets, BNPLs, analytics providers, fraud and risk providers and accounting
software.
• Platform: The glue that holds it all together. APIs will be the norm, databases
your core, scalability, reliability, and system design your everyday concern.
You will
• Develop APIs to integrate with 3rd party systems — primarily in the payments
domain
• Work closely with our front end and integrations engineering teams and also
with our colleagues across the globe.
• Take ownership for the modules you develop and key technology decisions,
and customer issues.
• Contribute towards documentation (internal and customer-facing), code
reviews, tooling, and processes.
You will have
• 2 to 8 years experience as a full stack engineer. Atleast 1+ years in handling
payments recently.
• Experience in working with 3rd party APIs. You should be able to peruse 3rd
party API documentation and retro-fit the APIs with the platform team.
• Experience writing APIs in Python, relational databases
• Can communicate and interact with a larger team
• Experience in working with multiple payment gateways or integrating them

• Experience with handling payment tokens.
Good-to-have
• Experience with OpenAPI, JSON API specs
Benefits
• Health insurance for you and your loved ones - on us.
• Work-life balance: Our success will not come at the expense of your work-life
balance
• Grow with us: Working in the intersection of fintech and SaaS, you will have
all the opportunities to grow in this thriving sector.
• Work from Home: We will help set up your home in your residence in India.
Inai will continue to operate remotely till the situation returns back to normal.

Interested in building high performance search systems to handle petabytes of retail data, while working in an agile, small company environment? At CodeHall Technologies, you will have the opportunity to work with the newest technology in Search and Browse.  We are working on systems that powers and personalizes site search, considering the user intent for every query, providing a wholly unique search experience that is engaging - designed to display the most relevant results through Findability.  Primary responsibilities:   Building high performance Search systems for personalization, optimization, and targeting Building systems with Hadoop, Solr, Cassandra, Flink, Spark, Mongo DB Deep understanding of HTTP and REST principles Good diagnostic and troubleshooting skills… Unit testing with JUnit, Performance testing and tuning Working with rapid and innovative development methodologies like: Kanban, Continuous Integration and Daily deployments Highly proficient Software engineering skills in Java Coordination with internal and external teams Mentoring junior engineers Participate in Product design discussions and decisions Minimum requirements: BS/MS in CS, Electrical Engineering or foreign equivalent plus relevant software development experience At least 5-8 years of software development experience Expert in Java, Scala or any other object oriented language Proficient in SQL concepts (HiveQL or Postgres a plus) Additional language skills for scripting and rapid application development Desired skills and experience: Working with large data sets in the PBs Familiarity with UNIX (systems skills a plus) Working experience in Solr, Cassandra, Mongo DB, and Hadoop Working in a distributed environment and has dealt with challenges around scaling and performance Proven ability to project and meet scheduled deadlines Self-driven, quick learner with attention to detail and quality

1) Experience in PHP, Python, Node JS, Angular JS. Good knowledge of TDD (Test Driven Development) 2) Good experience any PHP Framework, MySQL. Good understanding of RESTful API development 3) Good experience in JS, HTML and CSS, LESS CSS and Responsive web development. 4) Experience in relational database and version control tools and integration of third. Understanding of GitHUB, SVN 5) Experience in Amazon AWS. 6) Maintain existing code base including troubleshooting of issues and fixing bugs.

Looking for a rockstar Web developer to build a fully functional website.

We found that most of our customers needed us to manage their projects instead of just coding. Anyway, we love to code and we insist of keeping ourselves coding and managing projects so that we never lose scope. Odoo projects require a proficiency in Business. We keep our focus on the GAP between Odoo default and your business. Remote Position for Odoo Developer: We search 3+ years experience mainly on MRP , Wharehouse, Sales Management and Accounting. On the technical level must be fundamentally a module developer but can deal with Odoo Javascript stack if is required to. We offer technical and functional training. Great team of very smart people, in a friendly and open culture We offer technical and functional training, you will get help if you really need it. No dumb managers, no stupid tools to use, no rigid working hours No waste of time in enterprise processes, real responsibilities and autonomy.