Senior Web Applications Developer

Posted Yesterday
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New York, NY, USA
In-Office
120K-130K Annually
Senior level
AdTech • Digital Media • Marketing Tech
The Role
Develop and maintain user-facing web applications, backend services, APIs, microservices, identity systems, and third-party integrations. Build reusable, scalable code; optimize application performance; document solutions; collaborate with product, engineering, and business stakeholders; and deliver tested features through a ticketed workflow. The role also mentors junior developers, contributes to architectural decisions, and supports CI/CD, cloud hosting, observability, and automated testing initiatives.
Summary Generated by Built In

Senior Web Applications Developer


Haymarket Media, Inc. is seeking a Senior Developer to join the Web Applications/Services team. This position is located in our New York, NY office on a hybrid work schedule; three (3) days in office depending on business needs.


Job Overview:

The ideal candidate for this position is a detail focused leader and self starter who is comfortable working on a lean, highly productive development team. As a Haymarket Senior Applications/Services Developer you are a hands-on individual who is motivated by the combination of good object oriented design with high performance microservice programming to build smart extensible, reusable, and scalable applications. The ideal candidate will have 5+ years of solid Web API and data centric application experience, and can bring to the table architectural and design ideas.


This role's scope includes building and maintaining several important and high visibility services and applications, including: identity/access management, data-intensive internal applications, middleware connecting various 3rd parties and SaaS products, and specialized APIs serving targeted business and operational needs.


You will need to be a great communicator and team player helping to bridge the gap between product, business requirements, technical constraints. You keep an eye on performance and stay up-to-date on emerging technologies and trends to understand how they could be applied here at Haymarket. Mentoring and providing guidance for junior developers is critical to this role and the team at large.


Responsibilities:

  • Develop new user-facing and backend features in collaboration with product
  • Deliver functional - testable code on or before due dates
  • Produce strong documentation for both internal teams and external partners
  • Work in a ticketed workflow system 
  • Build reusable code and libraries
  • Optimize application for speed and scalability
  • Collaborate with team members and stakeholders
  • Integrate with other engineering teams on a project basis

Skills And Qualifications:

  • Thorough grounding in C# (.Net Core/.Net 5<)
  • Proficient understanding REST, Web APIs
  • Serverless and cloud hosting (AWS preferred)
  • Proficient in SQL (SQL Server) and Entity Framework
  • Experience with front-end component libraries (Telerik preferred)
  • Experience with CI/CD 
  • Experience in microservices
  • Proficient understanding of OOP standards, C# Solid Principles and design patterns
  • Proficient understanding of Git
  • Experience with observability platforms (New Relic/Google Cloud Monitoring)
  • Knowledge of TDD
  • Bachelor’s degree in related field or equivalent work experience

Nice To Have Skills:

  • Swagger/OpenAPI based documentation
  • Playwright browser testing
  • Powershell scripting
  • Experience building Blazor applications
  • Docker/Containerized CI/CD pipelines
  • Good understanding of ADA accessibility principles and ensuring that application will adhere to them

 

Special Instructions:

  • A cover letter and sample codes are required.

What We Offer:

  • A competitive compensation package
  • The salary range for this position is $120,000–$130,000. Compensation will be commensurate with experience, skill level, functional and/or industry knowledge, education level, certifications, as well as other qualifications.
  • Paid annual vacation, holiday and sick time off
  • Comprehensive health plans including medical, dental and vision
  • Competitive 401(k) investment options and generous company matching program
  • Life insurance
  • Commuter benefits
  • Employee referral awards
  • Tuition reimbursement
  • Training opportunities through industry-recognized programs
  • A creative and passionate workplace and a fun, collaborative team environment
  • Three Week “Work from Anywhere” benefit, to ensure work life balance

 

About Haymarket:

Haymarket has its heart and soul in publishing and media. Since the company was founded half a century ago, Haymarket has always prided itself on being a highly creative business, with an unrelenting focus on the quality of the products and the people. The philosophy has always been quite simple: only by having the highest quality individuals can you produce the highest quality products, combining the best in content, design, production and customer services. Globalization is opening up the world further and provides many opportunities for growth. Haymarket has offices around the world and many of the titles are now truly global brands. Haymarket serves a broad spread of business markets, from marketing to medicine to technology along with exhibitions and live events. Predicting the shape of the business in 3, 5, or 10 years is almost impossible; and the unpredictability is part of the appeal. Haymarket aims to be the perfect company to work with or for – we have the processes and attitude that ensure quality and consistency, and an entrepreneurial spirit that makes every day rewarding. As a Certified B Corporation, we’re proud to be part of a community of companies working together for change, and taking part in collective action to advocate for a shared goal of a global economy that benefits people and the planet.


An equal opportunity employer, Haymarket Media does not discriminate in hiring or terms and conditions of employment because of an individual's race, color, religion, gender, gender identity, national origin, citizenship, age, disability, sexual orientation, marital status, or any other protected category recognized by state, federal, or local laws.


Beware of fraudulent activity where individuals are contacting job seekers claiming to represent Haymarket Media. Please note that only emails from @haymarketmedia.com are legitimate. 


When applying for roles with Haymarket Media, you will receive an email directly from a member of the Talent Acquisition team or communication through LinkedIn.


You can view our open positions on our website US careers section: www.Haymarket.com


California Applicants may view Haymarket Media, Inc.'s Privacy Statement for California Residents here. 

Skills Required

  • 5+ years of web API and data-centric application experience
  • Strong experience with C# and .NET Core/.NET 5+
  • Proficiency with REST and Web APIs
  • Experience with serverless and cloud hosting; AWS preferred
  • Proficiency with SQL Server and Entity Framework
  • Experience with front-end component libraries; Telerik preferred
  • Experience with CI/CD
  • Experience with microservices
  • Understanding of object-oriented programming, C# SOLID principles, and design patterns
  • Proficiency with Git
  • Experience with observability platforms such as New Relic or Google Cloud Monitoring
  • Knowledge of test-driven development
  • Bachelor's degree in a related field or equivalent work experience
  • Swagger/OpenAPI documentation experience
  • Playwright browser testing experience
  • PowerShell scripting experience
  • Experience building Blazor applications
  • Docker or containerized CI/CD pipeline experience
  • Understanding of ADA accessibility principles
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The Company
244 Employees
Year Founded: 1957

What We Do

Haymarket Media, Inc. is a specialist media and communications company whose U.S. operation houses more than 30 brands in healthcare, medical education, business marketing and communications, and elder care. It reaches healthcare professionals and business audiences through medical content, education and editorial products, while providing clients with strategic marketing and communications solutions, custom content, and events. Its channels include print publications, websites, email newsletters, apps, and other digital platforms.

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