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Summary:
You will play a crucial role in designing, implementing, and optimizing smart contracts and zero-knowledge proof (ZK) circuits using Solidity and Rust programming languages. You will work closely with our development team to build scalable and secure blockchain solutions that leverage zero-knowledge proofs for privacy and scalability enhancements.
It is an amazing opportunity to work on cutting edge fintech Key
Responsibilities:
- Design, develop, and deploy smart contracts on Ethereum and other blockchain platforms using Solidity.
- Implement zero-knowledge proof circuits and protocols in Rust for privacy-preserving and scalable blockchain applications.
- Collaborate with the research team to explore and implement cutting-edge cryptographic techniques for zero-knowledge proofs.
- Optimize smart contracts and zero-knowledge proof circuits for performance, scalability, and security.
- Conduct code reviews and provide constructive feedback to ensure the quality and robustness of the codebase.
- Stay updated with the latest advancements in blockchain technology, zero-knowledge proofs, and decentralized finance (DeFi).
- Work closely with cross-functional teams including software engineers, and product managers to deliver high-quality blockchain solutions.
- Contribute to the development of technical documentation, including specifications, architecture diagrams, and developer guides.
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Job Description
This is a remote position.
Requirements
- You need to be excited about the problem that we are trying to solve
- Should have excellent command over designing systems with a minimum experience of 4 years.
- Should have experience with various database flavors and writing complex queries. We work with Postgres, Redshift, ElasticSearch, TimescaleDB, and Redis.
- Additional knowledge in Golang will be an advantage
- Strong Data Structures and Algorithms knowledge
- Should have created APIs from scratch which is being used in Production
- Should be comfortable with creating systems handling up to 100k requests per minute, and have a mindset that understands scale
- Ability to give clarity and communicate well with the team, including Product, Backend and Dev-Ops (if and when needed)
- Ability to use profiling tools well, getting to root causes of bugs fast
- Ability to pick and work on adjacent technologies if and when required (Eg: If the best performance monitoring solution needs a basic firebase setup, that should not be a blocker for you to go ahead and do so)
- Knowledge of how to set up relevant test cases
- You need to be comfortable working in a remote environment (Good internet connection and availability on phone is required)
- App Development experience
- Experience in Test Driven Development
- Ability to tell Product what creates better User Experience, ability to tell frontend what API responses will help the user get a faster load time
- Inquisitiveness to understand the system as a whole, and not only be stuck to your domain of expertise (Eg: Figure out why excessive APIs calls are being made, brainstorm with Product and Frontend team to reduce the same without harming the UX )
- Experience in working on a Social Media Product
- Good knowledge of Graphs, and their applications
- Data-Driven Approach to monitoring
Benefits
- Work timings - You are the master of your time. However, with great freedom comes great responsibility. If you have committed something to the team, we expect that you will give it your best to make sure that commitment is done and is done on time.
- Leave policy - Take a leave whenever for whatever reason you want. You don't need to explain yourself to us
- Health insurance for you and your family
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- 4+ years exp with solid backend/engineering experience.
- Knowledge of data structures and an eye for architecture.
- Solid CS fundamentals, fluent in multi-threaded and asynchronous programming, a strong inclination for architecting at scale.
- Excellent technical design, problem-solving, debugging, and communication skills.
- Rapid prototyping worked on distributed systems at scale.
- Basic knowledge of SQL as well as NoSQL databases.
- Proficient in Golang, it's design, and concurrency patterns.
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The Role:
We are looking for an enthusiastic Software Engineer (Backend-Python), who adopts a hands-on approach and loves to build scalable, distributed and large web / mobile products. You would be responsible for designing the architecture, reviewing the code, building the technology and deploying web/mobile applications.
Responsibilities:
- Own the product development from
- Design and implementation of low-latency, high-availability, and performant
- Contribute to discussion on software
- Participate in code reviews, design reviews, SCRUM ceremonies, and troubleshooting to ensure uptime for live systems
Requirements:
- Bachelor's degree in a technology-related field from a premier
- Prior 2-7 years of experience in back-end development (Python/ Django/ Golang) in a start-up or a dynamic work
- Good exposure in writing and optimizing SQL for high-performance
- Understanding of asyncio and eventloop/ uvloop concepts. Knowledge of frameworks such as Quart/ Fastapi/ Starlette is
- Knowledge of AWS; Caching technologies like Redis, Memcache; ELK; mySQL Databases, etc.
- Strong understanding of System Design, Microservice Architecture, Kafka, Pub/Sub, Message queues, and in-memory data stores
- Customer oriented, responsive to changes, and able to multi-task in a fast-paced environment.
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Card91 is simplifying business payments by providing a plug and play issuance infrastructure
to businesses for domestic and cross-border payments. Our full stack platform enables
businesses to gain control and visibility into their payment flows, controlling the entire payment
lifecycle from onboarding, to issuance, to transaction and data reconciliation. The platform
aims to provide holistic solutions around payment issuance and distribution management. Our
deep focus in payments will help us in bringing new issuance formats as well as technologies
to businesses.
The company has been founded by seasoned technology entrepreneurs who have founded
successful companies like Myntra, Mastiff Technologies earlier. Headquartered in Bangalore,
with presence in Mumbai and NCR, Card91 aims to disrupt the payment infrastructure space
in the issuer-processor segment.
Position: Python Developer
We are building our core team which will be responsible for a highly scalable, always available
microservices based backend for payment processing. The developer will be involved with the
design, implementation, and execution from day one and build a robust, secure, and scalable
payment processing engine.
Roles & Responsibilities
● Individual Contributors talking full ownership of the micro services
● Design and Implement the micro services from scratch
● Be creative and always try to evaluate new strategies to execute faster
● Team player and always eager to teach new team members about the code,
● structure and design
● Not afraid of bringing new designs (even languages) which will make the system
execute faster
Experience and Qualifications
● Having 2 - 5 years of experience
● Degree from a premier institute like IIT/NIT/BITS is desirable
● A strong expertise in Python framework (like Django, Flask or Pyramid)
● Experience in creating APIs with design standards, patterns and best-practices
● Knowledge of object-relational mapping (ORM)
● GoLang experience is a big plus
● Experience building web services in REST
● knowledge and hands-on experience in API security standards and implementation
(Oauth, OpenId)
● Experience in developing highly scalable and reliable web applications, including
integration with internal and external systems.
● Experience in databases like MySQL and NoSQL db like Cassandra, etc.
● Experience with Cloud computing AWS & Microservices architecture
● Exposure to front end technologies like VueJS, ReactJS etc is an advantage
● Docker & Kubernetes experience is a big plus
● Previous experience of Fintech company is an added advantage
What’s on offer
● Vibrant, fun and rewarding culture that nurtures and promotes excellence
● Opportunities to learn and interact with payment industry leaders
● Competitive remuneration, group health insurance & PF
● Other office perks of being part of an early-stage startup
Location: HSR Layout, Bangalore
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Software Engineer - Backend
Job Description
Introduction
Cashflo, true to its name, is on a mission to unlock $100+ billion of trapped working
capital in the economy by creating India’s largest marketplace for invoice discounting
to solve the day-to-day cashflow problems faced by businesses. Founded by ex-BCG
and ISB / IIM alumni, and backed by SAIF Partners, Cashflo helps democratize access
to credit in a fair and transparent manner. Awarded Supply Chain Finance solution of
the year in 2019, Cashflo creates a win-win ecosystem for Buyers, suppliers and
financiers through its unique platform model. Cashflo shares its parentage with HCS
Ltd., a 25-year-old, highly reputed financial services company has raised over Rs.
15,000 Crores in the market till date, for over 200 corporate clients.
Our leadership team consists of ex-BCG, ISB / IIM alumni with a team of industry
veterans from financial services serving as the advisory board. We bring to the table
deep insights in the SME lending space, based on 100+ years of combined experience
in Financial Services. We are a team of passionate problem solvers, and are looking for
like-minded people to join our team.
The challenge
▪ Solve a complex $300+ billion problem at the cutting edge of Fintech
innovation, and make a tangible difference to the small business landscape
in India.
▪ Find innovative solutions for problems in a yet to be discovered market.
Key Responsibilities
▪ As an early team member, you will get a chance to set the foundations of our
engineering culture. You will help articulate our engineering principles and
help set the long-term roadmap.
▪ Making decisions on the evolution of Cashflo's technical architecture
▪ Building new features end to end, from talking to customers to writing code
Our Ideal Candidate Will Have
▪ 3+ years of full-time software engineering experience
▪ Experience building scalable backend platforms (you've owned & built
features from start to finish before)
▪ Thorough knowledge of SDLC
▪ Extensive knowledge of any of Python, Go, NodeJS
▪ Expertise on any RDBMS or NoSQL databases
▪ Understanding of messaging systems like RabbitMQ, Kafka and protocols
▪ Understands CI/CD pipelines
▪ Exposure to cloud providers like AWS, GCP or Azure
▪ Seen extensive scale and understands the evolutionary technical challenges
About You
Product-minded. You have a sense for great user experience and feel for when
something is off. You love understanding customer pain points and solving for them.
Get a lot done. You enjoy all aspects of building a product and are comfortable
moving across the stack when necessary. You problem solve independently and enjoy
figuring stuff out.
High conviction. When you commit to something, you're in all the way. You're
opinionated, but you know when to disagree and commit. Mediocrity is the worst of all
possible outcomes.
What’s in it for me
▪ Gain exposure to the Fintech space - one of the largest and fastest growing
markets in India and globally
▪ Shape India’s B2B Payments landscape through cutting edge technology
innovation
▪ Be directly responsible for driving company’s success
▪ Join a high performance, dynamic and collaborative work environment
that throws new challenges on a daily basis
▪ Fast track your career with trainings, mentoring, growth opportunities
on both IC and management track
▪ Work-life balance and fun team events
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• BE/B. Tech. Computer Science or MCA from a reputed University.
• 8+ Years of experience in software development, with emphasis on JAVA/J2EE Server side
programming.
• Hands on experience in Core Java, Multithreading, RMI, Socket programing, JDBC, NIO,
webservices and Design patterns.
• Should have Knowledge of distributed system, distributed caching, messaging frameworks, ESB
etc.
• Knowledge of Linux operating system and PostgreSQL/MySQL/MongoDB/Cassandra database is
essential.
• Additionally, knowledge of HBase, Hadoop and Hive are desirable.
• Familiarity with message queue systems and AMQP and Kafka is desirable.
• Should have experience as a participant in Agile methodologies.
• Should have excellent written and verbal communication skills and presentation skills.
• This is not a Fullstack requirement, we are purely looking out for Backend resources.
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The database market is massive (the IDC estimates it to be $119B+ by 2025!) and MongoDB is at the head of its disruption. The MongoDB community is transforming industries and empowering developers to build amazing apps that people use every day. We are the leading modern data platform and the first database provider to IPO in over 20 years. Join our team and be at the forefront of innovation and creativity.
MongoDB is expanding our global team of consulting engineers to further our ongoing plans for worldwide growth!
MongoDB Professional Services works with customers of all shapes and sizes in all verticals, from tier-1 banks to small web startups, on a variety of interesting use cases from e-commerce platforms to trading systems to social media applications. Solve interesting problems, gain incredible cross-stack experience, work with the best and brightest people in the business, network with industry leaders, and see new places - all in a day’s work!
MongoDB consulting exists to support the development of our customers’ vision, accelerate customers’ time to value, and drive a multitude of customer adoption scenarios - from building new solutions to modernising legacy applications or migrating to the cloud. Our consulting solutions ensure that organisations get the best out of MongoDB.
Be one of the recognised experts in this rapidly growing field in a high-growth software company successfully challenging the status quo of the database industry. You will have abundant opportunities to meaningfully impact the growth of our business in your region.
Candidate Profile
We’re looking for a highly technical individual, with strong problem-solving and communication skills, and is comfortable working closely with customers.
Work Location
This role will be based remotely in Hyderabad / Bangalore and requires a frequent travel for short trips to customer site during the working week once the restriction are lifted.
Our ideal candidate will have
- Excellent analytical, diagnostic skills, and problem-solving skills
- High motivation for a role that combines deep technical and customer-management dimensions
- Confidence speaking and presenting in a collaborative customer setting
- 5+ years of software development/consulting/support experience, preferably in a number of distinct industries/verticals
- Familiarity with enterprise-scale software architectures, application development methodologies, and software deployment and operations
- Competence in at least one of the following languages (in no particular order): Java, C#, Python, Node.js (JavaScript), Ruby, Go.
- Experience with databases such as MongoDB, Oracle, MS SQL Server, PostgreSQL
- Familiarity with Linux diagnostics and tuning; Windows tuning knowledge is a plus
- Should have the strong capability with, minimally, both English and any local language - as necessary
Position Expectations
As a core member of the MongoDB Professional Services team, you will
- Contribute to customer implementations at any or all phases of the application lifecycle: portfolio assessment, application planning, and design, deployment architectures, development and build, integration and release configuration, system testing, production operations, application optimisation, and best practices adoption
- Deliver customer classroom-based training to architect, developer, and operations roles
- Work as part of a wider delivery team comprising fellow consulting engineers, project managers, and account teams
- Cultivate your individual MongoDB reputation as a trusted advisor to guide MongoDB and our customers into the future
- Partner with Product and Engineering teams to influence the direction of the MongoDB product roadmap
Success Measures
As a Senior Consulting Engineer, you will be successful in this role when you can execute the following
- Become a field expert in “everything MongoDB”
- Communicate complex technical proposals simply and convincingly to a wide range of audiences
- Gain reputation as a trusted advisor with your clients, large and small
- Ensure your client’s success with their MongoDB endeavours
- Maintain required level of billable utilisation
- Influence MongoDB product development by contributing experience from the field
- Successfully communicate the product roadmap to external clients
- Constantly work on improving yourself, our products and our team
Life at MongoDB
Our India office culture
- 300+ people, with teams in Sales, Engineering, HR, Finance, IT & Marketing
- Regular group outings and opportunities to get to know your colleagues
- Employee affinity groups
Our Benefits
- Competitive salary and equity
- Comprehensive Health cover, dental cover, travel insurance & Life Insurance.
- 26 weeks Maternity & 20 Paternity leave to spend time with new arrivals
To drive the personal growth and business impact of our employees, we’re committed to developing a supportive and enriching culture for everyone. From employee affinity groups, to fertility assistance and a generous parental leave policy, we value our employees’ wellbeing and want to support them along every step of their professional and personal journeys.https://www.mongodb.com/blog/channel/culture"> Learn more about what it’s like to work at MongoDB, and help us make an impact on the world!
MongoDB is committed to providing any necessary accommodations for individuals with disabilities within our application and interview process. To request an accommodation due to a disability, please inform your recruiter.
MongoDB is an equal opportunities employer.
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At JFrog, we’re reinventing DevOps to help the world’s greatest companies innovate -- and we want you along for the ride. This is a special place with a unique combination of brilliance, spirit and just all-around great people. Here, if you’re willing to do more, your career can take off. And since software plays a central role in everyone’s lives, you’ll be part of an important mission. Thousands of customers, including the majority of the Fortune 100, trust JFrog to manage, accelerate, and secure their software delivery from code to production -- a concept we call “liquid software.” Wouldn't it be amazing if you could join us in our journey?
We are looking for an experienced, hands-on developer to join an innovative and talented R&D team, responsible for delivering fast and high quality code, using the latest frameworks and technologies.
As a Senior Software Engineer in JFrog you will...
- Be responsible for all development aspects form design to production of a wide hybrid/ cloud naitive product
- Write high quality, testable and efficient code in Java and Go
- Initiate and promote new ideas for continuous improvement of the product functionality
- Work closely with other team members as well as mentoring new team members
To be a Senior Software Engineer in JFrog you need...
- 5+ years of software development experience
- Proven deep knowledge of Java or Go
- Deep understanding of relational databases, concurrent programming and performance tuning
- Vast experience with large scale production environments
- Experience with micro services architecture, multithreading
- Familiarity with Cloud infrastructure, Docker, Kubernetes & CI/CD
- Disciplined approach to testing and quality assurance
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