Backend Engineer - ll

Staff Software Engineer (Accounts Payable)

Company Overview:

Toast is a technology company that provides an all-in-one SaaS product and financial technology solutions tailored for the restaurant industry. Toast’s platform includes tools for point of sale, payment processing, supplier management, digital ordering and delivery, marketing and loyalty, employee scheduling, and team management. Our mission is to streamline operations, enhance customer experiences, and improve overall efficiency for restaurants.

Are you bready for a change?

As a Staff Engineer on the Accounts Payable team, you will develop and maintain back-end systems that support AP operations, automate processes, enhance user interfaces, and integrate various systems. You will collaborate closely with product managers, frontend engineers, and other stakeholders to deliver high-quality, scalable, and reliable backend solutions.

About This Role (Responsibilities):

As a Staff Engineer, you will:

• Work collaboratively with UX, PM, QA, and engineers to design, build, and maintain high-performance, flexible, and scalable SaaS applications.
• Lead technical initiatives, mentor junior engineers, and provide guidance on best practices for backend development.
• Champion design reviews and help drive the technical direction of the team.
• Develop automated workflows for invoice processing, payment approvals, and vendor management.
• Optimize query performance and ensure data integrity within large datasets.
• Implement machine learning or Optical Character Recognition (OCR) to streamline data extraction from invoices.
• Ensure solutions are scalable, reliable, and secure by collaborating with other engineering teams.
• Advocate best coding practices to raise the bar for your team and the company.
• Build and maintain a high-quality, reliable framework for reporting, analytics, and insights on the Toast platform.
• Document solution designs, write & review code, test, and roll out solutions to production.
• Work with PMs to capture and act on customer feedback to iteratively enhance the customer experience.
• Propose and implement improvements to enhance system efficiency, scalability, and user experience.
• Present findings and insights to senior leadership and stakeholders.
• Passionate about delivering great user experiences and seeing your product used in real-world applications.

Do You Have the Right Ingredients? (Requirements)

• 8+ years of hands-on experience in software development using C#, Java, Kotlin, or other object-oriented languages.
• Strong experience building and maintaining RESTful APIs, GraphQL endpoints, and integrations with internal and external services.
• Expertise in relational (SQL) and NoSQL databases such as SQL Server, Postgres, DynamoDB with experience in data modeling, query optimization, and performance tuning.
• Experience in scaling backend systems to handle high traffic and large data volumes.
• Strong experience with automated testing (unit, integration, end-to-end tests) and test-driven development (TDD).
• Proficiency with data warehousing solutions such as Snowflake, Redshift, or BigQuery.
• Experience working in Agile/Scrum teams.
• Must have experience supporting and debugging large distributed applications.
• Strong knowledge of monitoring, troubleshooting, and improving system performance through logging and metrics.
• Familiarity with data platforms for scalable data processing is a plus.
• Strong problem-solving skills with the ability to diagnose and resolve complex technical issues.
• Excellent communication skills to work effectively with both technical and non-technical stakeholders.
• Self-motivated, with a passion for continuous learning and staying up-to-date with new technologies.
• Bachelor’s degree required.

Responsibilities

• Develop, deploy, and maintain scalable products
• Participate in code reviews, and design discussions to ensure code quality and distribute knowledge
• Pair with team members for functional and non-functional requirements to write well-crafted, well-tested, readable, and maintainable code.
• Help to define roadmap and architecture based on technology and business needs
• Understand business requirements and work closely with the business to provide solutions

Eligibility

• Strong expertise in Backend Python Development with skills to create APIs, integrate the functions into UI, and store and retrieve data from a variety of databases.
• Strong experience with Django/Flask.
• Strong experience in writing unit tests.
• B.Tech/B.E (Preferred CSE)

Must-Have Technology Skills:

• OOP Concept, Java 8+, Spring Boot, API development, Agile Scrum knowledge, Strong Databases design concepts of RDBMS, and capable of writing and optimizing complex queries.
  Good understanding of any Database tool e.g. Postgres, MySQL, etc.,
• DevOps basic knowledge e.g. implementation of logging in the code, Application Performance Management.
• Basic API & Application security, and Basics of tuning application performance.
• Basic Understanding of DevOps concepts e.g. CI & CD, Deployment lifecycle, Basic understanding of unit testing concepts e.g. TDD (test-driven development).
• A basic understanding of Microservices patterns
• A basic understanding of Java scripting.
• Good understanding of UI Frameworks like Angular 8+

Must-Have Soft Skills:

• Verbal & Written English communication, Good Problem-solving skills,
• Good Planning skills,
• Team Player,
• Good leadership skills
• Good written and verbal communication

Job Description

• Good experience as a full-stack developer in DB-centric applications and should be able to write and optimize complex database queries
• Requirement gathering & understanding, effort estimation, technical design, project planning, and monitoring in an Agile environment.
• Work proactively & independently to address project requirements, and articulate issues/challenges with enough lead time to address project delivery risks.
• Providing expertise in technical analysis and solving technical issues during project delivery.
• Customer interfacing - understand customer requirements, and propose technical solutions.
• Full Software Development Lifecycle (Agile).
• Code reviews, test case reviews and ensure code developed meets the requirements.
• Component Design/ Coding/ Unit Testing/ Debugging / Test Driven Development / Continuous Integration.
• Carry out adaptive changes necessitated by changes in Business Requirements and Technology

Responsibilities

• Understand existing business operations tool used by customer support and business teams.
• Work with Engineering Manager to upgrade the system to improve system stability and response times.
• Independently lead design and implement new features as per business requirements provided by Product Management team.
• Develop elegant, modular and maintainable solutions. Document all design, operations steps for knowledge sharing purposes.
• Guide junior team members on feature implementation and provide relevant training on existing modules.

Must-know Technologies

• Java EE
• Java Server Facelets (JSF)
• Java Persistence API (JPA), Hibernate
• SQL
• HTML, CSS, JavaScript
• Payara/GlassFish/similar application server environments

Preferred Skills

• 2-8 years of overall experience in software design and development.
• Ability to analyze existing application, implement new features and re-architect the application in case of inefficiencies.
• Strong object-oriented skills and ability to apply design patterns.
• Experience mentoring junior engineers on development, code review, project planning.

Looking candidated from service base or service division of any company.
Minimum Qualification​:

• Hands-on working on Java ( {Language understanding - Java 8, Lambdas, Collections, popular frameworks & libraries}, JVM, GC tuning, performance tuning)
• Worked on REST frameworks/libraries like Spring MVC, Spring Boot, Dropwizard, REST Express etc
• Worked on Relational data stores viz. MySQL, Oracle or Postgres
• Worked on Non-relational data stores viz. Cassandra, HBase, Couchbase, MongoDB etc
• Worked on caching infra viz. Redis, Memcached, Aerospike, Riak etc
• Worked on Queueing infra viz. Kafka, RabbitMQ, ActiveMQ etc

Required Technical Skills: 

• Java (highly capable)
• SQL (highly capable)
• Strong knowledge of software best practices, build processes, IDEs, database tools (e.g. SQL Developer, SQL Management Studio)
• Strong knowledge of source code control systems (GIT)
• Confident with Windows, Linux, Unix operating systems including command line
• Working knowledge of JIRA

Beneficial Technical Skills: 

• .Net
• C 
• Javascript 
• Experience in test management and test execution
• Experience of Agile development methods

Additional Skills and Behaviour Required 

• Experience of full software development lifecycle
• Considers competing solutions and evaluates options to create the best outcome in all aspects of the role.
• Willingness to takes ownership of whole project and engineers assigned.
• Confident to make suggestions and recommendations for improvements.
• Excellent written and verbal communication skills and ability to build good rapport
• Fluency in English, both written and oral
• Collaborates with others to achieve objectives and ensure information flow
• Seeks assistance and feedback as appropriate 

Education 

• Bachelor's degree (or equivalent) in Computer Science or Engineering or other relevant discipline (MCA, MSc in Computer Science etc.)