Senior Systems Developer - Golang, Blockchain Infrastructure
Job Description
- Architect highly scalable, highly available systems with minimal guidance.
- Developing p2p infrastructure systems to support blockchain interoperability
- Establishing policies and procedures that produce secure, high-quality software
- Write and review technical proposals
- Improve engineering standards, tooling, and processes
- Coding with concurrency, efficiency and scalability as primary motive
- Document systems, build runbooks, and automate those processes
- Being hands on by writing, testing, and deploying high-performance networking code
- Rigor on clean code, unit testing, code coverage and best practices
- Supporting and Leading the team of junior developers
Required qualifications
3+ years of experience in Golang, Strong knowledge of Go programming language, paradigms, constructs, and idioms, willingness to learn on the go, ability to write clean code, a strong sense of responsibility.
Tech Stack
Go, git, linux, bash, ability to work with Docker.
Nice to have
Experience developing in c++, cryptography and system software development experience, understanding of design patterns, understanding of operating systems and networks.

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Job Title : Node.js Developer
Location : Gurgaon
Working Days : 5 Days
Experience : 3+ Years
Key Skills : Node.js, JavaScript, RESTful APIs, MongoDB, Express.js
Responsibilities :
- Design, develop, and maintain scalable Node.js applications.
- Implement APIs to integrate with front-end applications and third-party services.
- Optimize applications for maximum speed and scalability.
- Collaborate with cross-functional teams to deliver high-quality solutions.
- Ensure code quality and application reliability through testing and debugging.
Requirements :
- Strong proficiency in JavaScript and Node.js.
- Experience with frameworks like Express.js.
- Knowledge of databases such as MongoDB or MySQL.
- Familiarity with Agile methodologies and version control systems (e.g., Git).
- Excellent problem-solving skills and attention to detail.
Benefits :
- 5-day workweek for a healthy work-life balance.
- Competitive salary and opportunities for growth.
Requirements:
- Proficient in fundamental Software Design Principles, Data Structures, Algorithms, Problem Solving and Complexity Analysis.
- Proficient in programming languages like Python/Java/Javascript/Golang or similar.
- Strong understanding of professional software engineering practices & best practices for the full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations.
- Hands-on Experience with SQL/NoSQL databases such as Postgres, Mysql, MongoDB.
- Hands-on experience with GIT, CI/CD, REST APIs and Cloud ( AWS/ GCP/ Azure) will be preferred.
- Understanding of Microservice Architecture and System Design Principles is a plus.
- Self-driven, detail-oriented and Strong sense of ownership, urgency, and ability to deliver great work.
- Demonstrated expertise in developing, releasing and maintaining large scale software applications.

Construction & Infrastructure is one of the industries, with the most complex problems in Supply Chain and they are fundamentally reengineering the way construction materials get procured. Their Clients include the biggest names in India & the World– The
LafargeHolcim Group, JSW Group, The Tatas and many others. They are backed by some of the world’s top marquee funds in their journey to create transparency and standardization to an otherwise opaque industry.
Your responsibilities:
● Understand the business context and build high quality code using proven design patterns
● Develop, test and deploy integrations required to meet business requirements
● Carry out unit tests and other quality control mechanisms to inform and validate the code and design
● Utilizing and monitoring cloud infrastructure resources (such as AWS, Azure) efficiently
● Participate in a highly fluid environment applying agile software development principles
● Ensure the coding standards are on-par with the best in the industry
Educational Qualifications:
● Bachelor's or Master’s degree in a quantitative field (e.g. Mathematics, Engineering, Computer Science).
Must have skills:
● 3+ years of work experience with mobile/web development
● Experience in working with either of languages: Go, Java, Scala
● Strong understanding of relational and non-relational databases (MySQL, PostgreSQL, MongoDB,
● Cassandra)
● Strong understanding of Message brokers
● Must have hands on experience in Restful APIs
● Must have a strong foundation of Data structures and Algorithms
● Using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions
● or approaches to problems
● Ability to deploy features on a daily basis: should be good at time management and prioritization
● Hands-on experience in CI/CD principles and TDD
● Strong written and verbal English communication skills
Good to have skills:
● Experience in event-driven & asynchronous I/O frameworks
● Exposure to business process and workflow automation
● Working experience in process driven and data intensive business applications
● Experience in working on web infrastructure with React.js and React Native
Professional traits:
● Self-motivated, persistent and “Never Give Up” attitude
● Passion for innovation and adaptability to a lean startup culture
● Ability to work with minimal supervision, independently and / or as a member of a team
- Bachelor's or Master’s degree in Computer Science or equivalent area
- 10 to 20 years of experience in software development
- Hands-on experience designing and building B2B or B2C products
- 3+ years architecting SaaS/Web based customer facing products, leading engineering teams as software/technical architect
- Experiences of engineering practices such as code refactoring, microservices, design and enterprise integration patterns, test and design-driven development, continuous integration, building highly scalable applications, application and infrastructure security
- Strong cloud infrastructure experience with AWS and/or Azure
- Experience building event driven systems and working with message queues/topics
- Broad working experience across multiple programming languages and frameworks with in-depth experience in one or more of the following: .Net, Java, Scala or Go-lang
- Hands-on experience with relational databases like SQL Server, PostgreSQL and document stores like Elasticsearch or MongoDB
- Hands-on experience with Big Data processing technologies like Hadoop/Spark is a plus
- Hands-on experience with container technologies like Docker, Kubernetes
- Knowledge of Agile software development process
and the entire internet. Our switches and routers are the backbone of large data centers that host Microsoft
Azure, Google Cloud, Facebook etc. High Frequency Traders rely on Arista to provide ultra-low latency network.
In India Arista powers the Flipkart’s Big Billion Day Sale event which has over billion transactions happening in
real time. Besides, we also provide the last mile connectivity for campus wide networking (both wired and
wireless) through our Cognitive Cloud Networking solutions. Arista disrupted the traditional infrastructure
technology by pioneering the move from hardware to Software Defined Networks, Cloud and now to greater
network visibility through telemetry and data analytics solutions. All this is possible because of the strong
product engineering innovation that is the core of Arista’s DNA. At Arista we take pride in our engineering
prowess. We hire the best engineers and give them the most complex infrastructure problems to solve. We
push for quality and not quantity. As our CTO/EVP(Engineering) Ken Duda puts it "It’s in our culture, quality is
the most important thing. Getting it right is more important than feature velocity, ship dates and new
platforms".
With over 400+ engineers in Bangalore and Pune are a big part of Arista’s technology leadership. With new
products in the offering, we are planning to strengthen the India team. If you are looking for an authentic
software engineering job where you can make a fundamental impact at the core infrastructure level, you
should be talking to us - we are looking for aptitude and attitude ; you need not have worked in wireless or
networking domains to work at Arista.
What will you get to do as a Software Engineer at Arista?
At Arista software engineers are the real deal - they do a lot more than simply writing code. You will work on
the whole development process, including:
• Suggesting and deciding what features to build
• Driving the design and architecture
• Pushing, testing, documenting the feature
• Working alongside customers in the field if needed
You will get to work with the best in your field and learn how to write amazingly reliable software - At
Arista everyone is hands-on including our managers, directors, VP’s and of course our CTO!
Are you right for this role?
Do you like coding? Does your adrenaline go up when you have difficult problems to solve? For success at
Arista all you need is:
• Strong engineering and Computer Science fundamentals
• Extensive background in algorithms and strong software architecture skills
• Fluency in one or more of these programming languages: C, C++, Python, Go, Java, JavaScript
• Hands-on experience with design and implementation in a strong product-engineering environment
• Self-driven and self-motivated - At Arista we empower engineers to work on their own with very little
supervision and management.
Why Arista?
As a great software engineer we know that you have multiple options to choose from. So why Arista? It is
because:
• Learning - A hands-on job like Arista’s is the best learning experience you can hope to get especially
when you work with peers who are equally good or better.
• Flexibility - Our engineers enjoy the utmost flexibility as we believe in judging by the output and not
by the hours worked. Our performance review process is designed to reflect this - we believe that
our best engineers know how to work and do not need to be told what to do.
• Truly global work - What we do in India is exactly the same as what we do in San Jose, Nashua,
Vancouver, Dublin, and other worldwide locations. You don’t have to move out of India to do
cutting edge software - at Arista you can do it right here.
• Large company with a start-up mind-set - We work like a start-up - less management, cost
conscious, innovating and disrupting our own products and we can go on. A mind-set that is hard to
get in $15b+ market cap public company.
Backend Engineer (GO Developer)
Remote Working | Engineering Team | Full-time
Candidates from Product development background only will be taken ahead.
The Impact you will create in the Job:
Build campaign generation services which can send app notifications at a speed of 10 million a minute.
Dashboards to show Real time key performance indicators to clients.
Develop complex user segmentation engines which creates segments on Terabytes of data within few seconds.
Leverage the power of Kubernetes to maintain clusters running inside VPC's across the world.
Building highly available & horizontally scalable platform services for ever growing data.
Use cloud-based services like AWS Lambda for blazing fast throughput & auto scalability.
You will build backend services and APIs to create scalable engineering systems.
As an individual contributor, you will tackle some of our broadest technical challenges that requires deep technical knowledge, hands-on software development and seamless collaboration with all functions.
You will envision and develop features that are highly reliable and fault tolerant to deliver a superior customer experience.
Collaborating various highly-functional teams in the company to meet deliverables throughout the software development lifecycle.
Identify and improvise areas of improvement through data insights and research.
What we look for?
3-6 years experience in developing high scale internet applications/API based services.
Worked with GoLang as a primary language
Experience with High scale real time architectures
Experience with queueing systems like RabbitMQ, Kafka etc
Experience with Elasticsearch would be a plus
Having hands on experience with Kubernetes would be a plus.
Understanding of SMTP protocol would be a plus
Experience with MTA will be an added advantage.
Very strong analytic and problem-solving skills.
Enjoys working at solving challenges that come with developing real time high scale applications.
Tech Stack:
Golang, Microservices (AWS ECS, App Mesh), Ruby, Rails, MySQL, Postgres, Redis, NATS.
Required Skills:
- 5+ years of experience with Ruby on Rails OR 2+ years of experience with Golang.
- 5+ years of experience with MySQL or Postgres and relational data modelling.
- Experience consuming and writing REST APIs.
- Focus on writing clear, maintainable, tested code.
- Experience with Git, continuous integration and regular deployments.
- Experience with complex Rails projects and design principles.
- Strong willingness to learn and use Golang at work.
- Experience with CI (continuous integration).
- Strong understanding of Linux.
- Strong understanding of Docker.
- You must be a strong communicator who can explain complex ideas to anyone regardless of background.
Preferred Skills:
- 2+ years of experience with Golang.
- Experience with Microservices deployed in Kubernetes.
- Experience with AWS ECS, App Mesh and Lambda.
- Ability and interest in mentoring junior engineers a plus.
- Excellent written communication skills and diligent ability to contribute to the team by performing code reviews.
- B.S. in Computer Science, Computer Engineering, Software Engineering, or equivalent experience
Need Backend developer who has done projects in Golang, C
- discussing clients’ requirements and proposed solutions with a senior developer (for developers at mid-skill level and below)
- writing and testing code
- collaborating with other developers
- using development tools (see below)
Development tools are used by software developers to write and test code, often as a team. Common development tools include:
- integrated development environments (eg Eclipse, IntelliJ): for writing and editing code
- source control management (eg Git, SVN, Mercurial): to enable teams to work together to manage changes to source code
- issue management systems (eg Jira): for managing a list of issues or improvements
- test driven development: for writing code to test your code






