Senior Blockchain Developer

We are seeking an experienced Senior Golang Developer to join our dynamic engineering team at our Hyderabad office (Hybrid option available).

What You'll Do:

• Collaborate with a team of engineers to design, develop, and support web and mobile applications using Golang.
• Work in a fast-paced agile environment, delivering high-quality solutions focused on continuous innovation.
• Tackle complex technical challenges with creativity and out-of-the-box thinking.
• Take ownership of critical components and gradually assume responsibility for significant portions of the product.
• Develop robust, scalable, and performant backend systems using Golang.
• Contribute to all phases of the development lifecycle, including design, coding, testing, and deployment.
• Build and maintain SQL and NoSQL databases to support application functionality.
• Document your work and collaborate effectively with cross-functional teams, including QA, engineering, and business units.
• Work with global teams to architect solutions, provide estimates, reduce complexity, and deliver a world-class platform.

Who Should Apply:

• 5+ years of experience in backend development with a strong focus on Golang.
• Proficient in building and deploying RESTful APIs and microservices.
• Experience with SQL and NoSQL databases (e.g., MySQL, MongoDB).
• Familiarity with cloud platforms such as AWS and strong Linux skills.
• Hands-on experience with containerization and orchestration tools like Docker and Kubernetes.
• Knowledge of system design principles, scalability, and high availability.
• Exposure to frontend technologies like React or mobile development is a plus.
• Experience working in an Agile/Scrum environment.

We are looking for a Senior Software Engineer (Backend) with 5+ years of experience in backend technologies and at least 2+ years in GoLang. You will be working with a team of problem solvers working collaboratively to build custom solutions for Appointy’s enterprise clients. If you are excited to learn new things and thrive in a team-based culture, and if you are looking for hyper-growth in your career then Appointy could be a place for you! 

Appointy is a platform software company with offices in India, Singapore and US. Our low code platform, SaaStack, is being used globally by multiple fortune 500 companies. In the last 4 years, the company has shown 300% growth in terms of employee’s growth. Our dynamic and diversified engineering team, work on a remote-first hybrid work model.  With quarterly meetups, annual international offsites, state-of-the-art offices and facilities we ensure you have the best experience of working at a hyper-growth startup.  

• Write code that meets standard and delivery guidelines.
• Mentor other engineers on the team to develop high-quality software and perform code reviews.
• Work with the team to break user stories into tasks and delegate them to the team members.
• Playing a key role in architectural and design decisions, building toward an efficient microservices distributed architecture.
• Analyze solutions and help implement engineering best practices.
• Work with Project Managers for timely delivery and forecast.
• Lead and mentor junior engineers on technical issues. Perform blameless RCAs when issues occur and take ownership to resolve issues.

Additionally, you’ll get opportunities to:

• Work with the Product owner to write and brainstorm user stories.
• Interact directly with the clients and understand their requirements by working closely with the sales and customer support team.
• Consistently align teams with organization goals and product roadmap.

• Strong experience with backend programming languages and technologies like
• Golang (minimum 1-year experience)
• Protobuf and gRPC
• RESTful APIs
• Docker and Kubernetes
• Medium level experience with PostgreSQL and MySQL database concepts. 
• Ability to write efficient, secure, well-documented, and clean code.
• Proven ability to work with multiple teams, multitasking and prioritizing.
• Experience with Git, JIRA and Agile working methodology.
• Experience with design patterns, Event-Driven architecture and Domain Driven Designs.

• Competitive compensation
• A chance to work and contribute to  SaaStack, Appointy’s low code platform.
• Merit-Based career opportunities and to grow your career with an organization that’s scaling rapidly.
• Paid paternity and maternity leave
• Hospitalization, health  life insurance, and accident coverage
• Flexible hours and remote working flexibility
• Transparency and visibility throughout a fast-paced, successful growth organization
• Access to Appointy’s state of the art 4-acre office campus with facilities like go-Karting swimming pool, unlimited food and snacks gym and much more! 

Interested? … Apply now! Our recruitment team will screen your application and contact you.

Responsibilities: 

• Design and code efficient, scalable systems that can accept feedback from multiple hundred thousand employees and generate insights 
• Design efficient and scalable event driven systems to process complex machine learning pipeline
• Experiment with data to come up with unique insights and that can benefit our clients
• Identify libraries and technologies worth experimentation
• Participate in brainstorming sessions to bring more value to our clients
• Investigate performance issues / scalability bottlenecks, existing queries and/or write new queries with performance optimization in mind
• Develop RESTful APIs that can be used by frontend to show insights
• Debug and fix production level bugs as and when they crop up
• Support ad hoc data analytics upon requests by clients, and believe us nothing creates a better DB understanding than handling ad hoc data requests 

Requirements: 

• 3+ years of experience in architecture and developing high performance web applications 
• Experience with systems ingesting/processing high amounts of data is a plus 
• In-depth understanding of the entire web development process (design, development, and deployment) 
• Experience with SQL and NoSQL database 
• Working knowledge of RESTful API paradigms  
• Experienced in microservices architecture  
• Solid engineering principles and a clear understanding of data structures and algorithms
• Passion for products, empathy for users, and aspiration to make a big impact
•  

Responsibilities:

• Build scalable and optimized backend APIs / RPCs using Go.
• Experience in developing and maintaining live services (troubleshooting, monitoring).
• Work with designers and developers to structure the APIs and database.
• Implement Admin tools for live ops, events, and economy tweaking.
• Ensure that the backend is secure against hacks like tampering with API calls/data.
• Help evaluate and improve backend architecture for the company.

Requirements:

• Experience in working with relational databases. PostgreSQL is a plus.
• Experience Window: 5 to 10 years on Go (Good to have).
• Solid understanding of any of the existing cloud platforms like AWS/Azure/GCP.
• Experience with docker and containerization.
• Expert knowledge in any backend tech like Go, Kotlin, JAVA, . NET Core, NodeJS, Python, Angular, etc.
• Strong familiarity with system design, algorithms, and data structures.
• Experience in writing APIs and cloud database.
• Experience in CI/CD environments.
• Bonus: Experience with real-time multiplayer backend/networking/ games is plus.
• Bonus: Experience with any BAAS platform (Nakama/Playfab/Gamesparks).

At Arcana we are building a privacy centric decentralised data store that allows developers to build more secure and privacy preserving apps for their users.

We are looking to onboard an experienced Golang developer to work on the core protocol we are building. You must:

• Have 3+ years of development experience
• Have 3+ years of Golang development experience in production
• Have worked on distributed systems in production
• Have experience with Goroutine and channels
• Have experience with applied cryptography
• Write clean code and documentation
• Have clear bias for TDD
• Find Git very easy to use
• Have knowledge of Unix/Linux fundamentals - shell scripting, CLI tools etc.
• Have some knowledge of devops
• Have some blockchain experience

• Deliver high-quality code in a fast-paced customer-facing product
• Build distributed systems to support large scale, low latency queries
• Be involved in the full life-cycle of product development from concept to deliverables
• Iterate quickly by working closely with the firmware team as well as clients and end-users of the products
• Design and implement a secure and robust API to communicate with millions of vehicles

• Excellent understanding of computer science fundamentals, data structures, and algorithms
• Good understanding of SQL or NoSQL Database
• Experienced in writing production-grade code
• Strong background in designing large scale distributed systems

• Strong experienced in writing Golang in production
• Familiar with Cloud-native technologies
• Familiar with version control systems
• Full Stack development experience in both frontend and backend
• Experienced in having fast iteration in product

Sibros is committed to a policy of equal employment opportunity. We recruit, employ, train, compensate, and promote without regard to race, color, age, sex, ancestry, marital status, religion, national origin, disability, sexual orientation, veteran status, present or past history of mental disability, genetic information or any other classification protected by state or federal law.

What we are looking for

• At-least 3 years of experience of development on backend applications. Full stack experience is a cherry on the top!
• Experience / knowledge of designing robust systems, maintaining & scaling them
• Experience with usage of NoSQL databases like MongoDB & with SQL and RDBMS Systems
• Experience of creating applications with any of the popular frameworks in Python, Java, GoLang, Node
• Experience with JS frontend frameworks like React, Angular, Vue etc is a big plus
• Well versed with versioning systems like git
• Understanding of rest API implementation

Some of the responsibilties you will be taking up are following

• Working on creating performant and fault tolerant systems which are scalable
• Design, build, and maintain high performance, reusable, and reliable codebase
• Effectively work with product to gather requirements, gain deep understanding of use cases and business needs, and translate into design and implementation.
• Maintain code integrity and organization.
• Manage basic devops related to CI/CD
• Creating secure systems
• Lead other junior developers
• Define optimal and minimal architecture to achieve product requirements