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Senior Software Engineer, Backend
Plaid · Seattle Office
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What Plaid asks for
From Plaid's Senior Software Engineer, Backend ad, checked 2 Nov 2026.
Backend services and relational databases
At least 5 years of software engineering experience including work with microservices and relational databases such as MySQL.
System design and code quality
Designing and building reliable systems using automated testing to maintain technical standards and resolve production issues.
Technical leadership and mentorship
Guiding junior engineers, reviewing technical documents and code changes, and setting technical standards for the team.
Cross-functional collaboration
Working with product managers, designers, operations, and data science to define features and ship products.
The ad asks for 5 or more years of experience in software engineering. Based in the Seattle office.
How the example answers the ad
Technical leadership and mentorship
“Led a team of 4 engineers in migrating legacy monolithic banking modules to Go-based services.”
Leading a team of 4 engineers on a migration project shows technical leadership and mentorship skills.
Backend services and relational databases
“Optimized MySQL database indexing strategies, reducing query execution time by 300 milliseconds on average.”
Reducing query times through MySQL indexing shows experience with relational databases within backend services.
System design and code quality
“Built automated test suites using Testify, increasing unit test coverage from 60 to 92 percent.”
Raising coverage to 92 percent with Testify shows the automated testing portion of system design and code quality.
Cross-functional collaboration
“Collaborated with product managers to launch a financial dashboard, serving 200,000 monthly active users.”
Working with product managers to reach 200,000 users shows the cross-functional collaboration needed to ship a product.
The whole example as text
Rajesh Kumar · Senior Backend Software Engineer
Summary
Senior backend software engineer with 6 years of experience building high-scale financial systems. Develops microservices using Go and MySQL to process 50,000 concurrent transactions with sub-millisecond latency. Orchestrates API architecture and manages infrastructure to maintain 99.99 percent system availability. Mentors junior engineering staff through technical design reviews to enforce strict quality standards.
Experience
Senior Backend Software Engineer · Bank of America
Charlotte, NC · 2024 - Present
- Designed and deployed a microservice architecture migration that reduced API latency by 40 percent.
- Led a team of 4 engineers in migrating legacy monolithic banking modules to Go-based services.
- Mentored three junior engineers, resulting in a 25 percent improvement in code review approval velocity.
- Standardized internal API documentation protocols, ensuring 100 percent compliance with financial regulatory requirements.
- Implemented advanced rate limiting and circuit breaking patterns to stabilize high-traffic public APIs.
Backend Software Engineer · LendingTree
Charlotte, NC · 2022 - 2024
- Built automated test suites using Testify, increasing unit test coverage from 60 to 92 percent.
- Collaborated with product managers to launch a financial dashboard, serving 200,000 monthly active users.
- Optimized MySQL database indexing strategies, reducing query execution time by 300 milliseconds on average.
- Resolved 15 critical production issues per quarter through deep-dive incident analysis and root cause remediation.
- Integrated third-party authentication services, improving system security and user onboarding conversion by 12 percent.
Software Engineer · Ally Financial
Charlotte, NC · 2021 - 2022
- Developed custom middleware for secure data synchronization across heterogeneous relational database clusters.
- Reduced CI/CD pipeline build times by 50 percent through optimized Docker layer caching and containerization.
- Co-authored technical design documents for a new real-time transaction monitoring system.
- Executed performance benchmarking for peak holiday traffic, ensuring system reliability during surges.
- Streamlined cross-functional communication between operations and data science teams to improve feature deployment speed.
Junior Backend Developer · Truist
Charlotte, NC · 2020 - 2021
- Maintained and updated Java backend services supporting internal banking applications.
- Assisted in the transition from SVN to Git, facilitating a more robust version control environment.
- Fixed over 50 production bugs within the first 6 months to improve application stability.
- Drafted comprehensive unit test documentation to facilitate onboarding for future team members.
- Participated in daily scrum meetings and assisted with cross-team feature planning and task estimation.
Education
Master of Science in Computer Science · Georgia Institute of Technology
Atlanta, GA · 2018 - 2020
- Specialized in high-performance distributed systems architecture and database theory.
- Graduated with 3.9 GPA and received Dean's List honors for research on algorithm efficiency.
- Completed thesis on optimizing SQL query performance for large-scale transaction datasets.
Bachelor of Science in Computer Science · North Carolina State University
Raleigh, NC · 2014 - 2018
- Elected to Tau Beta Pi engineering honor society for academic excellence.
- Served as a teaching assistant for the distributed computing lab for two consecutive semesters.
- Participated in the university capstone program focusing on secure financial transaction processing.
Skills
Frequently asked questions
Is the example from an employee?
No. It is an AI-written example for this ad, made to show how a resume can answer it.
Do I need every listed qualification?
No. Plaid encourages you to apply even if your experience does not fully match the job description, as they value both prior work and lived experiences.
What kind of systems will I build?
You will design and build backend services and APIs that power financial data access and money movement for millions of users.
Where do I apply?
On the official Plaid posting, through the job link on this page.
What happens when I tailor my resume here?
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