Talent.com
Stellar IT Solutions LLC
Software Engineer (Senior.NET / Full‑Stack Engineer)Stellar IT Solutions LLC • Saint Louis, MO, Missouri, USA
No longer accepting applications
Software Engineer (Senior.NET / Full‑Stack Engineer)

Software Engineer (Senior.NET / Full‑Stack Engineer)

Stellar IT Solutions LLC • Saint Louis, MO, Missouri, USA
30+ days ago
Job type
  • Temporary
Job description

Position: Software Engineer (Senior .NET / Full‑Stack Engineer)

Location: Remote

Duration: 6+ Months Contract

Role Overview

We are seeking highly skilled Senior .NET / Full‑Stack Engineers with strong AWS and secure‑coding expertise. This role is critical in investigating vulnerability findings at the code level, determining root causes, implementing secure remediations, testing changes, and deploying them through Regions’ development pipeline. Candidates must demonstrate deep technical proficiency in backend and full‑stack development, combined with a strong understanding of secure coding practices and cloud‑native architectures.

Key Responsibilities

  • Investigate and analyze vulnerability findings at the code level.

  • Identify root causes and design secure remediation strategies.

  • Implement fixes in C#/.NET and related frameworks, ensuring compliance with secure coding standards.

  • Conduct thorough testing of remediated code to validate effectiveness and stability.

  • Deploy secure solutions through CI/CD pipelines into production environments.

  • Collaborate with product owners, architects, and cross‑functional teams to ensure secure delivery.

  • Contribute to API security, secure design reviews, and best practices documentation.

  • Support continuous improvement of secure coding standards and vulnerability management processes.

Required Skills

  • Strong expertise in C# / .NET, ASP.Net, React, REST API, SQL.

  • Hands‑on experience with AWS services (Lambda, S3, SQS, DynamoDB).

  • Proficiency with Git, CI/CD pipelines, and secure deployment practices.

  • Demonstrated knowledge of secure coding principles and API security.

  • Ability to take vulnerabilities from finding through remediation and deployment.

Preferred Skills (Strong Pluses)

  • Experience with PostgreSQL databases.

  • Familiarity with Harness for CI/CD orchestration.

  • Exposure to GitHub Copilot for AI‑assisted development.

  • Background in secure software delivery within enterprise environments.

Qualifications

  • 7+ years of professional software engineering experience.

  • Proven track record in secure coding, vulnerability remediation, and production deployment.

  • Strong problem‑solving skills and ability to work independently in a fast‑paced environment.

  • Excellent communication and collaboration skills to work across distributed teams.

Create a job alert for this search

Software Engineer (Senior.NET / Full‑Stack Engineer) • Saint Louis, MO, Missouri, USA

Similar jobs

Senior Software Engineer-Systems

BoeingSaint Louis, MO, United States
Permanent

Job DescriptionAt Boeing, we innovate and collaborate to make the world a better place.We're committed to fostering an environment for every teammate that's welcoming, respectful and inclusive, wit... Show more

 • Promoted

Back-End Software Engineer (Experienced or Senior)

BoeingSaint Louis, MO, United States
Permanent

Job DescriptionAt Boeing, we innovate and collaborate to make the world a better place.We're committed to fostering an environment for every teammate that's welcoming, respectful and inclusive, wit... Show more

 • Promoted

Remote Godot Game Engine expert

Micro1Columbia, Illinois, US
$50.00–$120.00 hourly
Remote
Full-time

AI data lab for training frontier models and evaluating AI agents.Experts contribute their diverse subject matter knowledge across domains such as finance, healthcare, STEM engineering, and more.AI... Show more

 • Promoted

Senior Software Engineer

Cynet SystemsSaint Louis, MO, United States
Full-time

Job PostingResponsibilities:Provide estimates of level of work for completion.Create and maintain required technical documentation to support the application.Migrate application modules to an AWS c... Show more

 • Promoted

Dotnet Lead

YochanaSaint Louis, MO, United States
Full-time

Job SummaryThe Senior Technical Lead plays a crucial role in managing technology within complex projects.This position is responsible for providing expert technical guidance to development teams, e... Show more

 • Promoted

Nuclear Engineer

US NavyColumbia, IL, US
Full-time

Nuclear Engineer (Naval Reactors Engineer).Design, regulate, and oversee the Navy’s nuclear propulsion program, including reactor design, fleet operations, and eventual defueling and decommissionin... Show more

 • Promoted

Software Engineer

Reinventing GeospatialSaint Louis, MO, United States
Full-time

Reinventing Geospatial (RGi) is a leading expert in geospatial solutions for Defense, Intelligence, and Federal clients.We enhance situational awareness for soldiers and analysts by integrating sof... Show more

 • Promoted

Nurse (Neuro) - Full time, Nights - Mercy Jefferson

MercyFestus, MO, US
Full-time +1

Utilizes the nursing process to provide patient care.Maintains professional accountability for provision of patient care for the assigned patients.Evaluates the overall effectiveness of care provid... Show more

 • Promoted

Surrogates Start at $55K–$75K+ — Includes $1,200 Bonus + $11K Pre-Pregnancy Payout

Physician's SurrogacyArnold, MO, US
Full-time +2

Surrogacy Opportunity Starts at 60K-75K+ with a $1,250 Pre-Screening Bonus.Your surrogacy journey could help build the family someone's been dreaming of and whether you're a stay-at-home mom or w... Show more

 • Promoted

Remote Mechanical Engineer

Micro1Arnold, Missouri, US
Remote
Full-time

AI data lab for training frontier models and evaluating AI agents.Experts contribute their diverse subject matter knowledge across domains such as finance, healthcare, STEM engineering, and more.AI... Show more

 • Promoted

Information Technology Professional

US NavyPevely, MO, US
Full-time

Information Technology Professional (IT/CTN/IS).Information Systems Technicians, Cryptologic Technician Networks, and Intelligence Specialists keep the Fleet connected, informed, and secure by oper... Show more

 • Promoted

Advanced Electronics / Computer Field Technician

US NavyPevely, MO, US
Full-time

Advanced Electronics / Computer Field (ET/FC).The Advanced Electronics and Computer Field trains Sailors to maintain, operate, and repair some of the Navy’s most sophisticated electronics and compu... Show more

 • Promoted

Senior Software Engineer-DevSecOps

BoeingSaint Louis, MO, United States
Permanent +1

Job DescriptionAt Boeing, we innovate and collaborate to make the world a better place.We're committed to fostering an environment for every teammate that's welcoming, respectful and inclusive, wit... Show more

 • Promoted

Complete Online Surveys For Cash (Up to $25/per)

Earn HausFestus, MO, US
Full-time +1

Looking for people to participate in taking online surveys for Fortune 500 brands.All you need to do is complete online surveys by sharing your opinion.You will help influence brand decisions on se... Show more

 • Promoted

Online Survey Participant: Work Remote and Earn Up To $25 Per Survey

Earn HausColumbia, IL, US
Remote
Full-time +1

Looking for people to participate in taking online surveys for Fortune 500 brands.All you need to do is complete online surveys by sharing your opinion.You will help influence brand decisions on se... Show more

 • Promoted

Senior Systems Software Engineer, GPU Profiling

Phenom PeopleSaint Louis, MO, United States
Full-time

NVIDIA's invention of the GPU in 1999 sparked the growth of the PC gaming market, redefined modern computer graphics, and revolutionized parallel computing.More recently, GPU-enabled deep learning ... Show more

 • Promoted

Remote Senior Software Engineer (Contract-to-Hire)

The Timberline Group CompanySaint Louis, MO, United States
Remote
Full-time

The Timberline Group is seeking a skilled Software Engineer to participate in the design, development, and testing of innovative solutions.The ideal candidate will have 3-6 years of experience, exc... Show more

 • Promoted

Software Engineer (Experienced, Senior)

BoeingHazelwood, MO, United States
Permanent +1

Job Description At Boeing, we innovate and collaborate to make the world a better place.We're committed to fostering an environment for every teammate that's welcoming, respectful and inclusive, wi... Show more

 • Promoted

Remote Software Developer $60 - $120/hourpay

Micro1Alton, Illinois, US
$60.00–$120.00 hourly
Remote
Full-time

AI data lab for training frontier models and evaluating AI agents.Experts contribute their diverse subject matter knowledge across domains such as finance, healthcare, STEM engineering, and more.AI... Show more

 • Promoted

Flexible remote AI work. Your schedule. Paid weekly, straight to your bank account.

Meridian.aiArnold, MO, US
Remote
Full-time

Review and label digital content including text, images, and documents.Every task you complete helps improve how technology interprets information and performs in practical settings.Detail-oriented... Show more