CrawlJobs Logo

Software Engineer Mid to Senior Level

mayvue.com Logo

Mayvue Solutions

Location Icon

Location:
United States , Pittsburgh

Category Icon

Job Type Icon

Contract Type:
Not provided

Salary Icon

Salary:

Not provided

Job Description:

Mayvue is seeking highly motivated Mid to Senior Level Software Engineers to join our growing team. At Mayvue, you’ll join a passionate, collaborative, and experienced team that values innovation, accountability, and growth. Our work directly impacts the infrastructure millions of people rely on every day. This role offers the best of both worlds—you can work in-office at our Pittsburgh headquarters or remotely. You tell us what works for you! You’ll work across the stack, influence technical design, and help shape the future of our products. Your growth is limited only by your ambition and career goals.

Job Responsibility:

  • Design, develop, and maintain production-level software solutions
  • Collaborate with cross-functional teams to deliver high-quality applications
  • Influence technical decisions, architecture, and product direction
  • Ensure code quality through adherence to best practices, thorough testing, and effective design patterns
  • Take ownership of deliverables and proactively address any challenges that arise
  • Stay current with evolving technologies and advocate for improvements

Requirements:

  • 6+ years designing and developing production software
  • 6+ years of C#, .NET Framework, .NET Core
  • 6+ years with SQL Server/Oracle databases
  • 6+ years with modern JavaScript frameworks (we use Vue)
  • Strong experience with OOP, unit testing, and design patterns
  • Deep understanding of the software development life cycle
  • Strong problem-solving, accountability, and collaboration skills
  • Passion for learning, growth, and continuous improvement
What we offer:
  • Unlimited PTO
  • Life Insurance at no cost to employees
  • Short-term and long-term disability at no cost to employees
  • Paid maternity and paternity leave
  • Healthcare insurance (Premiums are partially paid for by Mayvue)
  • Dental and vision at no cost to employees and dependents
  • Optional supplemental life insurance
  • Receive $1,000.00 per year for Continuous Learning Allowance
  • Receive 1 day paid per year as a Community Service Allowance
  • Onsite gym in Pittsburgh office
  • Health Savings Account and Dependent Care Flexible Savings Account
  • Employer contributions to your 401(k) up to 50% of contributions on the first 5% deferred
  • Have your favorite snacks and beverages when you work in our Pittsburgh Headquarters
  • Hybrid/remote work available
  • Flexible schedule

Additional Information:

Job Posted:
January 06, 2026

Employment Type:
Fulltime
Work Type:
On-site work
Job Link Share:

Looking for more opportunities? Search for other job offers that match your skills and interests.

Briefcase Icon

Similar Jobs for Software Engineer Mid to Senior Level

Senior Software Engineer - Treasury

The Treasury team is a team of full-stack engineers that are building thoughtful...
Location
Location
United States; Canada , San Francisco; New York; Portland
Salary
Salary:
166600.00 - 208300.00 USD / Year
mercury.com Logo
Mercury
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 4+ years of backend or full-stack development experience
  • Knowledge of or excitement to learn Haskell
  • Domain knowledge of RIA and broker-dealer systems that support both individual securities (equities, fixed income) as well as ETFs and mutual funds
  • Experience leading product and/or infrastructure projects that fulfill State, SEC, and/or FINRA regulatory requirements with a track record of success
  • Comfortable mentoring both junior and mid-level engineers
  • Communicates and collaborates effectively with peers and cross-functional counterparts by being helpful and engaged
Job Responsibility
Job Responsibility
  • Lead high-impact, cross-functional projects across Treasury engineering, compliance, operations, and risk teams to build stable and scalable systems and processes
  • Establish a compliant standard for retention, audit trails, and reporting across Treasury
  • Collaborate with product, compliance, design, and operations to ship thoughtful features for our customers and internal users
  • Feel a strong sense of product ownership and actively seek responsibility – we want someone excited to help shape and build Mercury’s future
  • Join a team of experienced and junior product engineers managing billions of dollars of customer assets
What we offer
What we offer
  • base salary
  • equity (stock options)
  • benefits
  • reasonable accommodations throughout the recruitment process for applicants with disabilities or special needs
  • Fulltime
Read More
Arrow Right

Senior Software Engineer, Front End

As a Senior Software Engineer, Front End at Kiddom, you will help design and del...
Location
Location
United States , San Francisco Or New York
Salary
Salary:
150000.00 - 200000.00 USD / Year
kiddom.co Logo
Kiddom
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 5–8+ years of professional software engineering experience, with significant emphasis on modern front-end development
  • Strong proficiency with React (or similar frameworks such as Vue or Angular) and the surrounding ecosystem (state management, routing, build tools)
  • Solid understanding of frontend performance, responsive UI development, and accessibility best practices
  • Ability to design modular, scalable solutions that support long-term product evolution
  • Familiarity with backend fundamentals (REST APIs, microservices, data modeling) and experience collaborating closely with backend teams
  • Experience with cloud-based infrastructure (AWS, GCP, or similar)
  • Strong communication skills and the ability to collaborate across design, product, and engineering
  • Passion for building products that improve the lives of teachers and students
Job Responsibility
Job Responsibility
  • Lead the implementation of major product features and frontend initiatives across our web apps
  • Contribute to the evolution of Kiddom’s frontend architecture, focusing on performance, reliability, accessibility, and long-term maintainability
  • Collaborate deeply with designers and product managers to translate requirements into elegant user experiences
  • Partner with backend engineers to shape APIs, data models, and integration patterns for scalable front-end development
  • Participate in design reviews, code reviews, and architectural discussions
  • Mentor and support junior and mid-level engineers, fostering a culture of quality and continuous improvement
  • Identify technical debt and propose pragmatic solutions that align with product needs
  • Help drive improvements in testing, tooling, CI/CD, and overall developer experience
What we offer
What we offer
  • Competitive salary
  • Meaningful equity
  • Health insurance benefits: medical (various PPO/HMO/HSA plans), dental, vision, disability and life insurance
  • One Medical membership (in participating locations)
  • Flexible vacation time policy (subject to internal approval). Average use 4 weeks off per year
  • 10 paid sick days per year (pro rated depending on start date)
  • Paid holidays
  • Paid bereavement leave
  • Paid family leave after birth/adoption. Minimum of 16 paid weeks for birthing parents, 10 weeks for caretaker parents. Meant to supplement benefits offered by State
  • Commuter and FSA plans
  • Fulltime
Read More
Arrow Right

Senior Software Engineer - Data Team

We’re looking for Software Engineers to join our Data Department, developers wit...
Location
Location
Spain , Barcelona; Madrid
Salary
Salary:
50000.00 - 70000.00 EUR / Year
https://feverup.com/fe Logo
Fever
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Python Proficiency: confident working deeply in Python, understand topics like the GIL, concurrency (asyncio), generators, and decorators, care about maintainable typing and thoughtful performance optimization
  • Architecture Patterns: comfortable applying Hexagonal Architecture to keep domain logic clean and decoupled, can leverage patterns like CQRS and the Transactional Outbox to support consistency and reliability in an event-driven environment
  • Database Polyglot: strong SQL fundamentals, know how to design for performance (PostgreSQL internals, indexing strategies), understand when tools like Redis (caching) or Elasticsearch (search/aggregations) are the right fit
  • Communication: communicate clearly in English across audiences
  • Pragmatic mindset: balance quality with impact, able to make thoughtful trade-offs, deliver iteratively, and keep an eye on long-term sustainability while moving at a good pace
Job Responsibility
Job Responsibility
  • Architect and Build: Design, implement, and maintain scalable microservices using Python (FastAPI/Django), take ownership of breaking down complex monoliths or building new services from the ground up, applying DDD principles
  • Master the Event Stream: Build robust, event-driven flows with Kafka, ensure that our events are durable, ordered, and processed idempotently, managing eventual consistency with care
  • Integrate at Scale: Design fault-tolerant integrations with third-party ecosystems (Meta Ads, Google Marketing Platform, Salesforce), navigate rate limits, retries, and circuit breakers to maintain platform stability
  • Bridge OLTP and OLAP: Work at the intersection of transactional applications and analytical data, optimize PostgreSQL for operational efficiency while designing ingestion pipelines for Snowflake and Elasticsearch, using Airflow and dbt
  • Productionize Data Capabilities: Partner closely with Data Science, Machine Learning, and Data Engineering teams to ensure seamless integration of data sources and model infrastructure
  • Elevate the Bar: Lead thorough code reviews, write RFCs for key technical decisions, and mentor mid-level engineers, champion testing strategies (unit, integration, contract testing) and advocate for clean, sustainable code architecture
What we offer
What we offer
  • Responsibility from day one and professional and personal growth
  • Opportunity to have a real impact in a high-growth global category leader
  • A compensation package consisting of base salary and the potential to earn a significant bonus for top performance
  • Stock options plan
  • 40% discount on all Fever events and experiences
  • Home office friendly
  • Health insurance and other benefits such as Flexible remuneration with a 100% tax exemption through Cobee
  • English / Spanish Lessons
  • Wellhub Membership
  • Possibility to receive in advance part of your salary by Payflow
  • Fulltime
Read More
Arrow Right

Senior Software Engineer

Corporate Tools is hiring Senior Software Engineers specializing in Ruby on Rail...
Location
Location
United States
Salary
Salary:
185000.00 USD / Year
corporatetools.com Logo
Corporate Tools
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor’s degree in computer science or other equivalent degree/experience
  • Minimum of 6 years full stack application development, software test automation experience, and object oriented development
  • 4+ years working with back-end frameworks such as Rails, Laravel, Django, etc.
  • 4+ years working front-end frameworks such as Vue, Angular, React, etc.
  • 2+ years working with relational databases and writing SQL queries or stored procedures
  • Advanced level of querying in ORMs such as ActiveRecord and Sequel
  • Experience mentoring junior to mid-level engineers while balancing current work
  • High proficiency in some of the following AWS services: ECS, EC2, S3, CloudWatch, RDS, ElasticSearch, VPC
  • Proficient in vanilla JavaScript (outside of using it with a modern web framework)
  • High level of ability coding in Ruby and expert level familiarity with the Rails framework
Job Responsibility
Job Responsibility
  • Be a good human
  • Treat your co-workers with respect
  • Have a Growth Mindset, not a Fixed Mindset
  • Remember that it's a marathon, not a sprint. Help us bring calm to what can creep into a rush
  • Design, implement, document, and maintain front and back end systems for high-traffic applications
  • Help peel off monolith code into well-organized architecture
  • Help drive technical standards for the team
  • Design and implement novel systems from scratch, from billing to all kinds of crazy ideas we come up with
  • Help us set a high bar for quality, from code and systems to how we treat each other
  • Take substantial features from concept to shipping
What we offer
What we offer
  • 100% employer-paid medical, dental and vision for employees
  • Annual review with raise option
  • 22 days Paid Time Off accrued annually, and 4 holidays
  • After 3 years, PTO increases to 29 days. Employees transition to flexible time off after 5 years with the company—not accrued, not capped, take time off when you want
  • The 4 holidays are: New Year’s Day, Fourth of July, Thanksgiving, and Christmas Day
  • Paid Parental Leave
  • Up to 6% company matching 401(k) with no vesting period
  • Quarterly allowance
  • Use to make your remote work set up more comfortable, for continuing education classes, a plant for your desk, coffee for your coworker, a massage for yourself... really, whatever
  • Open concept office with friendly coworkers
  • Fulltime
Read More
Arrow Right

Senior Software Engineer

XiP is building a next-generation cross-asset calculation system for Citi tradin...
Location
Location
United Kingdom , London
Salary
Salary:
Not provided
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Multiple years professional software development experience with Java
  • Solid experience with Java frameworks (e.g., Spring, Spring Boot, Quarkus)
  • Experience designing, building, and maintaining large-scale, distributed systems
  • Experience with RESTful API design and implementation
  • Strong understanding of object-oriented programming and design patterns
  • Exposure to NoSQL databases (e.g., MongoDB, Cassandra) is a plus
  • Exposure to cloud platforms (e.g., AWS, Azure, GCP) and containerization (e.g., Docker, Kubernetes) is desirable
  • Experience with unit testing, integration testing, and test automation frameworks (e.g., JUnit, Mockito)
  • Experience working in Agile/Scrum development environments
  • Practical experience with Python for scripting, automation, or data processing tasks
Job Responsibility
Job Responsibility
  • Apply your experience and skills to develop the future versions of the calculation engine
  • Mentor and guide mid-level developers, providing technical advice, code reviews, and career development support
  • Lead the design, development, and implementation of enhancements to the Risk Calculation Engine, focusing on optimizing its distribution mechanisms
  • Monitor and analyze the distributed execution of large-scale risk calculations, identifying performance bottlenecks and inefficiencies
  • Develop and manage strategic initiatives aimed at scaling the Risk Calculation Engine to meet future business demands
  • Act as a primary point of contact for clients to address issues and optimize inefficiencies that arise during distributed workload execution
What we offer
What we offer
  • Global benefits designed to support well-being, growth and work-life balance
  • Fulltime
Read More
Arrow Right

Senior Software Engineer

Location
Location
United States , Suwanee
Salary
Salary:
Not provided
bytewareinc.com Logo
Byteware
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Master’s degree in Computer Science, Computer Information Systems, Computer Engineering, IT, or any engineering discipline or closely related discipline
  • 2 years of experience working in job offered or closely related occupation
  • Experience in Java and J2EE technologies
  • Telecommuting from anywhere in the U.S. is allowed
  • Relocation to unanticipated domestic sites throughout the U.S. may be required
Job Responsibility
Job Responsibility
  • Develop information systems by designing, developing, implementing, testing, and installing innovative and scalable software solutions
  • Responsible for the database design and all phases of software development lifecycle by providing support from start to finish
  • Create technical documentation, design, and develop software applications using technologies such as Java, J2EE, Spring, Oracle, AWS, SOAP based web services, Spring IOC, Spring Boot 1.5, Bamboo, Spring Cloud, Spring JPA, Angular JS, MAVEN build scripts, JSP, XML, JAXB, Mainframe, Eclipse, GMC Inspire Designer, REST Services (SOA), Oracle, DB2, DOM, JAXB, JSON, AJAX and various XML technologies
  • Coordinate with Business team for requirements, clarification and other stakeholders, Architecture team for the design approval
  • Use Lucid chart Tool for designing the sequence diagram, activity diagrams, and class diagrams of the modules to communicate between components, modules, and third-party systems
  • Perform quality assurance testing of the software including unit tests, application integration test and load tests on the web server and cluster by specifying the parameters for the max clients, start servers and max spare servers
  • Automated regression test to ensure that the software and the system continue to function normally after each time code is fixed and upgraded
  • Identify and fix any bugs/errors discovered in the application thereby increasing the stability and quality of the application
  • Mentor Junior and mid-level software developers to allow for skill/knowledge development through advice, coaching, and training opportunities
  • Fulltime
Read More
Arrow Right

Senior Software Engineer FX Options

Citi FX Technology is looking for a Senior Software Engineer in the Options Pric...
Location
Location
Singapore , Singapore
Salary
Salary:
Not provided
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 6-10 years of Java experience in writing solid APIs
  • Java 11+
  • Asynchronous programming
  • microservices architecture and patterns
  • low latency systems design and implementation
  • Experience working with messaging middleware platforms like Solace, Kafka etc.
  • Experience using container platforms like Kubernetes, OpenShift etc.
  • A polyglot programmer who can adapt to different programming languages
  • Strong understanding of automated testing techniques
  • Solid understanding of Agile methodologies and Continuous Integration
Job Responsibility
Job Responsibility
  • Work with Front office Trading and Sales team(s) to understand the requirements and convert them in to concrete deliverables
  • Serve as a mentor and coach mid-level developers
  • Provide expertise in application programming and ensure application design adheres to the overall architecture blueprint
  • Implement new functionalities by writing good quality code and automated tests
  • Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws
  • Fulltime
Read More
Arrow Right

Senior Software Engineer FX Options

Citi FX Technology is looking for a Senior Software Engineer in the Options Pric...
Location
Location
Singapore , Singapore
Salary
Salary:
Not provided
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 6-10 years of Java experience in writing solid APIs
  • Java 11+, Asynchronous programming, microservices architecture and patterns, low latency systems design and implementation
  • Experience working with messaging middleware platforms like Solace, Kafka etc.
  • Experience using container platforms like Kubernetes, OpenShift etc.
  • A polyglot programmer who can adapt to different programming languages
  • Strong understanding of automated testing techniques
  • Solid understanding of Agile methodologies and Continuous Integration
Job Responsibility
Job Responsibility
  • Work with Front office Trading and Sales team(s) to understand the requirements and convert them in to concrete deliverables
  • Serve as a mentor and coach mid-level developers
  • Provide expertise in application programming and ensure application design adheres to the overall architecture blueprint
  • Implement new functionalities by writing good quality code and automated tests
  • Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws
  • Fulltime
Read More
Arrow Right