Lead Java Developer

About Tazapay

Tazapay is a Singapore-based B2B payments startup, backed by Sequoia Capital, Saison Capital, and RTP Global, enabling small and medium-sized businesses (SMBs) to conduct secure cross-border commerce. Founded by experts in payments, e-commerce, and cross-border trade, Tazapay is focused on driving digital transformation in the B2B space, addressing post-pandemic shifts and new opportunities with a culture of openness, innovation, and growth.

What Awaits You?

Joining us now means being part of an exceptional team on an exciting journey just as we’re preparing for significant growth. This is a unique opportunity to help build something from the ground up, with the satisfaction of seeing your work impact thousands of users. You’ll experience growth across all areas – Sales, Software Development, Marketing, HR, Accounting, and more – and share in a culture of openness, innovation, and memorable experiences.

Are you ready for the ride?

Explore what you could accomplish with us!

Backend Engineer Role

Responsibilities (not exhaustive)

• Design, write, and deliver highly scalable, reliable, and fault-tolerant systems with minimal guidance.
• Participate in code and design reviews to maintain high development standards.
• Collaborate with product management to define and execute the feature roadmap.
• Translate business requirements into scalable and extensible design.
• Proactively manage stakeholder communication regarding deliverables, risks, changes, and dependencies.
• Coordinate with cross-functional teams (Mobile, DevOps, Data, UX, QA, etc.) on planning and execution.
• Continuously improve code quality, product performance, and customer satisfaction.
• Willingness to learn new languages and methodologies.
• Display a strong sense of ownership.
• Engage in service capacity and demand planning, software performance analysis, tuning, and optimization.

The Ideal Candidate

Education

• Degree in Computer Science or equivalent.
• 5+ years of experience in commercial software development within large distributed systems.

Experience

• Hands-on experience in designing, developing, testing, and deploying applications on one or more of the following: Golang, Ruby, Python, .Net Core, or Java for large-scale applications.
• In-depth knowledge of Linux as a production environment.
• Strong understanding of data structures, algorithms, distributed systems, and asynchronous architectures.
• Expert in at least one language: Golang, Python, Ruby, Java, C, C++.
• Proficient in OOP, including design patterns.
• Ability to design and implement low-latency RESTful services.
• Proven experience in building backend services for high-volume traffic.
• Strong understanding of system performance and scaling.
• Excellent communication, analytical skills, and design abilities.
• Experience with data modeling in both relational and NoSQL databases.
• Able to continuously refactor applications for high-quality design.
• Skilled in planning, prioritizing, estimating, and executing releases predictably.
• Able to scope, review, and refine user stories for technical completeness and dependency mitigation.
• Eager to learn new technologies and tackle complex challenges.
• “Can-do” attitude.

Nice to Have

• Familiarity with the Golang ecosystem.
• Experience running web services at scale; understanding of systems internals and networking.
• Knowledge of HTTP/HTTPS communication protocols.

Abilities and Traits

• Strong attention to product details and ability to meet deadlines.
• High focus and precision for extended periods of repetitive tasks.
• Proactive problem-solver with strong anticipation skills.
• Team-oriented and able to assist others in resolving issues.
• Quality-oriented and structured in approach.
• Exceptional planning, organization, and prioritization skills.
• Demonstrated logical and analytical thinking abilities.

If you’re excited by this role, we’d love to see how you can make an impact on our journey.

Roles and Responsibilities:

• Proven experience in Java 8, Spring Boot, Microservices and API
• Strong experience with Kafka, Kubernetes
• strong experience in using RDBMS (Mysql) and NoSQL.
• Experience working in Eclipse or Maven environments
• Hands-on experience in Unix and Shell scripting
• hands-on experience in fine-tuning application response and performance testing.
• experience in Web Services.
• Strong analysis and problem-solving skills
• Strong communication skills, both verbal and written
• Ability to work independently with limited supervision
• Proven ability to use own initiative to resolve issues
• Full ownership of projects and tasks
• Ability and willingness to work under pressure, on multiple concurrent tasks, and to deliver to agreed deadlines
• Eagerness to learn
• Strong team-working skills

We are scaling rapidly in user engagement (reached 150K+ daily transactions within 3 months of beta launch), and if you're looking to deal with scale, this is for you.

About Trago.in: We are a neo-trading platform where one can trade their opinions on real-time events across politics, Sports. We are building in a super-interesting category with a focus on things happening around you and giving the audience a platform to earn from opinions and knowledge.

We are a seed-funded company with marquee investors from across the globe and an amazing set of co-founders from the premier institutes of India.

To know more about us, please visit: www.trago.in

Responsibilities:

* Build the APIs and internal mechanisms of the Trago backend across all our services.

* Architect and guide building end-to-end systems optimized for speed and scale.

* Build and lead engineering teams to achieve product roadmap milestones.

* Oversee the research and development of new products and technologies.

* Be available for troubleshooting in case of backend emergencies.

Requirements:

* Bachelors in Computer Science or any Engineering domain with experience in Software Programming.

* 2-5 years of experience building large-scale software applications.
* Highly proficient with Java and knowledge of the many intricacies of Spring Boot.

* Proficient with MongoDB and Redis.

* Knowledge of Aerospike, and other databases would be a bonus. Good understanding of distributed systems (servers, databases, etc.).

* Positive and solution-oriented mindset and comfort working in a highly agile, intensely iterative software development environment.

What's in for you?

* Work directly with founders

* Freedom to experiment and get creative.

* Be Yourself, every day.

* Build for scale - We are building Trago with a mindset to scale to 100 mn+ customers in 3 years. We are presently doing 150K transactions a day, which we will scale by 100x in one year.

We’re looking for a Senior Backend Engineer to help us build the tools, services, and applications that will enable us to be the planet’s most patient-focused pharmacy. You will work on projects ranging from greenfield initiatives to matured products with an active user base. 

• Collaborate with engineering team to design and implement products using event driven micro-services architecture.
• Interact with Product Managers and key stake-holders on regular basis to understand and execute Product vision.
• Take charge of end-to-end feature development, right from proof-of-concept to production deployment and support
• Brainstorm and lead continuous improvement projects for product
• Providing feedback to peer developers on code quality and development standards.
• Mentoring team on strong coding and design standards.
• Setting the bar high for development practises while striking the right balance between pragmatism and perfection for code and processes.
• Effectively document API's and services using Swagger/OpenAPI, visualize flow and dependencies using diagrams, and create technical documents on engineering wikis.
• Present crisp and clear feature demos to stakeholders.

Some of our opensource projects- https://meet.google.com/linkredirect?authuser=0&;dest=https%3A%2F%2Fgithub.com%2Fmedly">https://github.com/medly

We don’t expect anybody to be an expert on all of these, but you should be deeply familiar with some, and a self-starting learner who isn’t afraid to ask for help:

• Polyglot Development (at least 1 more lang apart from Java and JavaScript)
• At least one JVM language
• Functional Programming, 
• OO Design, Clean Code, SOLID principles
• Solid grasp on HTTP, and REST
• Web based SaaS product development
• Deployment to AWS or any cloud
• Test Driven Development, 
• Security Compliance like HIPAA, PCI-DSS, SOC2
• Git, Linux, CI/CD, Gradle, IDEA
• Security based on OAuth2 / OIDC
• SQL and NoSQL DBs like PostgreSQL, DynamoDB, ElasticSearch
• Docker
• SQL Migration tools like Liquibase, Flyway
• Semantic Versioning, Feature Toggles, PR, Feature Branches

• 3+ Years of experience mainly on Backend Development using any two languages (Java, Kotlin, NodeJS, Ruby etc.)
• Minimum a bachelor degree in Computer Science, Engineering or any related field.

• Develop service/APIs using Kotlin/Micronaut Node/Serverless
• Aurora Serverless PostgreSQL DB
• AWS, Lambda, API Gateway, Amplify, Cognito, Okta
• Github, Github Actions, SonarCloud
• Database versioning using tools like Liquibase
• Terraform to manage infra
• Cloudwatch/AWS X-Ray to monitor the infra
• Opportunity to make Open Source Contribution